{"id":4601,"date":"2025-06-22T16:31:20","date_gmt":"2025-06-22T09:31:20","guid":{"rendered":"https:\/\/dncloud.net\/blog\/?p=4601"},"modified":"2025-06-22T16:31:20","modified_gmt":"2025-06-22T09:31:20","slug":"o-cung-hdd-la-gi","status":"publish","type":"post","link":"https:\/\/dncloud.net\/blog\/o-cung-hdd-la-gi\/","title":{"rendered":"\u1ed4 c\u1ee9ng HDD l\u00e0 g\u00ec? Nh\u1eefng \u0111i\u1ec1u c\u1ea7n bi\u1ebft c\u1ee7a \u1ed5 HDD"},"content":{"rendered":"<p data-pm-slice=\"1 1 []\">Trong th\u1eddi \u0111\u1ea1i c\u00f4ng ngh\u1ec7 s\u1ed1, d\u1eef li\u1ec7u ng\u00e0y c\u00e0ng tr\u1edf n\u00ean quan tr\u1ecdng. \u0110\u1ec3 l\u01b0u tr\u1eef v\u00e0 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u hi\u1ec7u qu\u1ea3, c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t. Trong s\u1ed1 \u0111\u00f3, \u1ed5 c\u1ee9ng HDD (Hard Disk Drive) l\u00e0 m\u1ed9t trong nh\u1eefng l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn nh\u1ea5t t\u1eeb tr\u01b0\u1edbc \u0111\u1ebfn nay. Nh\u01b0ng th\u1ef1c ch\u1ea5t, \u1ed5 c\u1ee9ng HDD l\u00e0 g\u00ec? N\u00f3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o, v\u00e0 t\u1ea1i sao v\u1eabn \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi s\u1eed d\u1ee5ng d\u00f9 SSD ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn? H\u00e3y c\u00f9ng <a href=\"https:\/\/dncloud.net\/\">DNCLOUD<\/a> t\u00ecm hi\u1ec3u chi ti\u1ebft qua b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y.<\/p>\n<h2 data-pm-slice=\"1 1 []\">T\u1ed5ng quan v\u1ec1 \u1ed5 c\u1ee9ng HDD<\/h2>\n<p>Tr\u01b0\u1edbc khi \u0111i v\u00e0o t\u00ecm hi\u1ec3u chi ti\u1ebft v\u1ec1 \u1ed5 c\u1ee9ng HDD th\u00ec DNCLOUD s\u1ebd gi\u1edbi thi\u1ec7u cho b\u1ea1n m\u1ed9t c\u00e1i nh\u00ecn t\u1ed5ng quan h\u01a1n v\u1ec1 \u1ed5 c\u1ee9ng HDD nh\u00e9.<\/p>\n<h3 data-pm-slice=\"1 1 []\">\u1ed4 c\u1ee9ng HDD l\u00e0 g\u00ec?<\/h3>\n<p data-pm-slice=\"1 1 []\">\u1ed4 c\u1ee9ng HDD (Hard Disk Drive) l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb l\u01b0u tr\u1eef d\u1eef li\u1ec7u s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 t\u1eeb t\u00ednh \u0111\u1ec3 ghi v\u00e0 \u0111\u1ecdc d\u1eef li\u1ec7u.<\/p>\n<p data-pm-slice=\"1 1 []\">\u1ed4 c\u1ee9ng HDD th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p trong m\u00e1y t\u00ednh, laptop, v\u00e0 c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef ngo\u00e0i nh\u1edd kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef l\u1edbn v\u1edbi chi ph\u00ed th\u1ea5p. N\u00f3 \u0111\u01b0\u1ee3c coi l\u00e0 &#8220;tr\u00e1i tim&#8221; c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef truy\u1ec1n th\u1ed1ng, l\u01b0u gi\u1eef t\u1eeb h\u1ec7 \u0111i\u1ec1u h\u00e0nh \u0111\u1ebfn c\u00e1c t\u1ec7p d\u1eef li\u1ec7u quan tr\u1ecdng.<\/p>\n<div id=\"attachment_4616\" style=\"width: 1210px\" class=\"wp-caption alignnone\"><img fetchpriority=\"high\" decoding=\"async\" aria-describedby=\"caption-attachment-4616\" class=\"wp-image-4616 size-full\" src=\"https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/o-cung-hdd-la-gi.png.webp\" alt=\"\u1ed4 c\u1ee9ng HDD l\u00e0 g\u00ec?\" width=\"1200\" height=\"630\" srcset=\"https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/o-cung-hdd-la-gi.png.webp 1200w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/o-cung-hdd-la-gi-300x158.png.webp 300w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/o-cung-hdd-la-gi-1024x538.png.webp 1024w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/o-cung-hdd-la-gi-150x79.png.webp 150w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/o-cung-hdd-la-gi-768x403.png.webp 768w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/o-cung-hdd-la-gi-1170x614.png.webp 1170w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/o-cung-hdd-la-gi-585x307.png.webp 585w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" data-smush-webp-fallback=\"{&quot;src&quot;:&quot;https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/o-cung-hdd-la-gi.png&quot;,&quot;srcset&quot;:&quot;https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/o-cung-hdd-la-gi.png 1200w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/o-cung-hdd-la-gi-300x158.png 300w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/o-cung-hdd-la-gi-1024x538.png 1024w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/o-cung-hdd-la-gi-150x79.png 150w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/o-cung-hdd-la-gi-768x403.png 768w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/o-cung-hdd-la-gi-1170x614.png 1170w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/o-cung-hdd-la-gi-585x307.png 585w&quot;}\" \/><p id=\"caption-attachment-4616\" class=\"wp-caption-text\">\u1ed4 c\u1ee9ng HDD l\u00e0 g\u00ec?<\/p><\/div>\n<p data-pm-slice=\"1 1 []\">Nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a \u1ed5 c\u1ee9ng HDD:<\/p>\n<ul>\n<li data-pm-slice=\"1 1 []\"><strong>Dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef l\u1edbn:<\/strong>\u00a0\u1ed4 c\u1ee9ng HDD c\u00f3 kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef kh\u1ed5ng l\u1ed3, t\u1eeb v\u00e0i GB \u0111\u1ebfn h\u00e0ng ch\u1ee5c TB, ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u l\u01b0u tr\u1eef d\u1eef li\u1ec7u l\u1edbn.<\/li>\n<li data-pm-slice=\"1 1 []\"><strong>Chi ph\u00ed th\u1ea5p:<\/strong> So v\u1edbi c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef nh\u01b0 SSD, \u1ed5 c\u1ee9ng HDD c\u00f3 gi\u00e1 th\u00e0nh r\u1ebb h\u01a1n, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1edbi c\u00e1c phi\u00ean b\u1ea3n dung l\u01b0\u1ee3ng l\u1edbn.<\/li>\n<li data-pm-slice=\"1 1 []\"><strong>T\u1ed1c \u0111\u1ed9 ch\u1eadm h\u01a1n SSD:<\/strong> Do c\u1ea5u tr\u00fac c\u01a1 h\u1ecdc bao g\u1ed3m \u0111\u0129a quay v\u00e0 \u0111\u1ea7u \u0111\u1ecdc\/ghi, t\u1ed1c \u0111\u1ed9 truy xu\u1ea5t d\u1eef li\u1ec7u c\u1ee7a HDD th\u1ea5p h\u01a1n so v\u1edbi SSD, \u0111\u1eb7c bi\u1ec7t trong c\u00e1c t\u00e1c v\u1ee5 c\u1ea7n \u0111\u1ecdc ghi li\u00ean t\u1ee5c.<\/li>\n<li data-pm-slice=\"1 1 []\"><strong>Ph\u1ed5 bi\u1ebfn trong m\u00e1y t\u00ednh c\u00e1 nh\u00e2n:<\/strong> HDD t\u1eeb l\u00e2u \u0111\u00e3 l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn trong m\u00e1y t\u00ednh b\u00e0n (PC) v\u00e0 laptop, \u0111\u00e1p \u1ee9ng t\u1ed1t nhu c\u1ea7u l\u01b0u tr\u1eef c\u1ee7a ng\u01b0\u1eddi d\u00f9ng th\u00f4ng th\u01b0\u1eddng.<\/li>\n<li data-pm-slice=\"1 1 []\"><strong>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh cao:<\/strong> D\u1eef li\u1ec7u l\u01b0u tr\u1eef tr\u00ean HDD kh\u00f4ng b\u1ecb m\u1ea5t khi t\u1eaft ngu\u1ed3n, gi\u00fap \u0111\u1ea3m b\u1ea3o t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 an to\u00e0n c\u01a1 b\u1ea3n cho th\u00f4ng tin quan tr\u1ecdng.<\/li>\n<\/ul>\n<div class=\"group\/conversation-turn relative flex w-full min-w-0 flex-col agent-turn\">\n<div class=\"flex-col gap-1 md:gap-3\">\n<div class=\"flex max-w-full flex-col flex-grow\">\n<div class=\"min-h-8 text-message flex w-full flex-col items-end gap-2 whitespace-normal break-words text-start [.text-message+&amp;]:mt-5\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"33e29e01-a3fa-4cab-a87e-552bed42b1fd\" data-message-model-slug=\"gpt-4o\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[3px]\">\n<div class=\"markdown prose w-full break-words dark:prose-invert dark\">\n<p>Cho d\u00f9 SSD ng\u00e0y c\u00e0ng chi\u1ebfm \u01b0u th\u1ebf nh\u1edd hi\u1ec7u su\u1ea5t cao, HDD v\u1eabn l\u00e0 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u trong c\u00e1c h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef dung l\u01b0\u1ee3ng l\u1edbn, n\u01a1i y\u1ebfu t\u1ed1 chi ph\u00ed v\u00e0 kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef t\u1ed1i \u01b0u \u0111\u01b0\u1ee3c \u01b0u ti\u00ean.<\/p>\n<p data-pm-slice=\"1 1 []\">Dung l\u01b0\u1ee3ng c\u1ee7a \u1ed5 c\u1ee9ng HDD th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng <strong>gigabyte (GB)<\/strong> ho\u1eb7c <strong>terabyte (TB)<\/strong>. M\u1ed9t s\u1ed1 \u1ed5 c\u1ee9ng HDD c\u00f3 dung l\u01b0\u1ee3ng l\u1edbn h\u01a1n, l\u00ean t\u1edbi h\u00e0ng ch\u1ee5c terabyte, ph\u00f9 h\u1ee3p cho c\u00e1c nhu c\u1ea7u l\u01b0u tr\u1eef d\u1eef li\u1ec7u kh\u1ed5ng l\u1ed3.<\/p>\n<p data-pm-slice=\"1 1 []\"><a href=\"https:\/\/dncloud.net\/blog\/o-cung-la-gi\/\"><em><strong>Xem th\u00eam: \u1ed4 c\u1ee9ng l\u00e0 g\u00ec? C\u00f3 bao nhi\u00eau lo\u1ea1i \u1ed5 c\u1ee9ng<\/strong><\/em><\/a><\/p>\n<h3 data-pm-slice=\"1 1 []\">\u1ed4 c\u1ee9ng HDD \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh v\u00e0 ph\u00e1t tri\u1ec3n nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><strong>Nh\u1eefng b\u01b0\u1edbc \u0111\u1ea7u (1950 \u2013 1960):<\/strong><\/p>\n<ul>\n<li>C\u00e1c nghi\u00ean c\u1ee9u v\u1ec1 l\u01b0u tr\u1eef d\u1eef li\u1ec7u b\u1eb1ng \u0111\u0129a t\u1eeb t\u00ednh kh\u1edfi \u0111\u1ea7u v\u00e0o cu\u1ed1i th\u1eadp ni\u00ean 1950.<\/li>\n<li>N\u0103m 1956, IBM gi\u1edbi thi\u1ec7u <strong>IBM 305 RAMAC<\/strong>, \u1ed5 c\u1ee9ng \u0111\u1ea7u ti\u00ean v\u1edbi dung l\u01b0\u1ee3ng 5 MB v\u00e0 k\u00edch th\u01b0\u1edbc l\u1edbn nh\u01b0 t\u1ee7 l\u1ea1nh.<\/li>\n<li>N\u0103m 1957, \u1ed5 \u0111\u0129a t\u1eeb t\u00ednh \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o m\u00e1y t\u00ednh <strong>UNIVAC 1103<\/strong>, dung l\u01b0\u1ee3ng 2.52 MB.<\/li>\n<\/ul>\n<p><strong>Xu\u1ea5t hi\u1ec7n c\u00e1c \u1ed5 c\u1ee9ng \u0111\u1ea7u ti\u00ean (1960 \u2013 1970):<\/strong><\/p>\n<ul>\n<li>N\u0103m 1961, IBM ph\u00e1t tri\u1ec3n <strong>IBM 1301<\/strong>, m\u1ed9t trong nh\u1eefng \u1ed5 c\u1ee9ng \u0111\u1ea7u ti\u00ean c\u00f3 dung l\u01b0\u1ee3ng 3.75 MB, ph\u1ee5c v\u1ee5 c\u00e1c m\u00e1y t\u00ednh mainframe.<\/li>\n<li>\u1ed4 \u0111\u0129a t\u1eeb t\u00ednh tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn trong h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh l\u1edbn, \u0111\u1eb7t n\u1ec1n m\u00f3ng cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a \u1ed5 c\u1ee9ng hi\u1ec7n \u0111\u1ea1i.<\/li>\n<\/ul>\n<p><strong>Thu nh\u1ecf k\u00edch th\u01b0\u1edbc v\u00e0 t\u0103ng dung l\u01b0\u1ee3ng (1970 \u2013 1980):<\/strong><\/p>\n<ul>\n<li>N\u0103m 1973, IBM gi\u1edbi thi\u1ec7u \u1ed5 c\u1ee9ng <strong>IBM 3340 Winchester<\/strong> v\u1edbi dung l\u01b0\u1ee3ng 70 MB, m\u1edf \u0111\u1ea7u cho xu h\u01b0\u1edbng thu nh\u1ecf v\u00e0 t\u0103ng dung l\u01b0\u1ee3ng.<\/li>\n<li>C\u00e1c \u1ed5 c\u1ee9ng nh\u1ecf g\u1ecdn h\u01a1n b\u1eaft \u0111\u1ea7u \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng v\u00e0o h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh mini v\u00e0 m\u1ea1ng m\u00e1y t\u00ednh.<\/li>\n<\/ul>\n<p><strong>Th\u1eddi k\u1ef3 ph\u00e1t tri\u1ec3n m\u1ea1nh trong PC (1980 \u2013 1990):<\/strong><\/p>\n<ul>\n<li>N\u0103m 1980, <strong>Seagate ST-506<\/strong> (5 MB) ra \u0111\u1eddi, \u0111\u00e1nh d\u1ea5u b\u01b0\u1edbc ngo\u1eb7t khi \u1ed5 c\u1ee9ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong m\u00e1y t\u00ednh c\u00e1 nh\u00e2n (PC).<\/li>\n<li>Giao th\u1ee9c <strong>SCSI<\/strong> \u0111\u01b0\u1ee3c gi\u1edbi thi\u1ec7u, c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u v\u00e0 kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef.<\/li>\n<\/ul>\n<p><strong>\u1ed4 c\u1ee9ng nh\u1ecf g\u1ecdn v\u00e0 hi\u1ec7n \u0111\u1ea1i (1990 \u2013 2000):<\/strong><\/p>\n<ul>\n<li>Cu\u1ed1i th\u1eadp ni\u00ean 1990, c\u00e1c \u1ed5 c\u1ee9ng nh\u01b0 <strong>IBM Microdrive<\/strong> xu\u1ea5t hi\u1ec7n, nh\u1ecf g\u1ecdn nh\u01b0ng dung l\u01b0\u1ee3ng t\u0103ng \u0111\u00e1ng k\u1ec3.<\/li>\n<li>Western Digital, Seagate v\u00e0 Maxtor tr\u1edf th\u00e0nh nh\u1eefng c\u00f4ng ty ti\u00ean phong trong l\u0129nh v\u1ef1c s\u1ea3n xu\u1ea5t \u1ed5 c\u1ee9ng.<\/li>\n<\/ul>\n<p><strong>C\u1ea3i ti\u1ebfn v\u01b0\u1ee3t b\u1eadc v\u00e0 c\u1ea1nh tranh (2000 \u2013 nay):<\/strong><\/p>\n<ul>\n<li>C\u00f4ng ngh\u1ec7 <strong>SATA<\/strong> (Serial ATA) ra \u0111\u1eddi, gi\u00fap c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u v\u00e0 s\u1ef1 \u1ed5n \u0111\u1ecbnh khi k\u1ebft n\u1ed1i.<\/li>\n<li>D\u00f9 SSD ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn v\u1edbi t\u1ed1c \u0111\u1ed9 v\u01b0\u1ee3t tr\u1ed9i, HDD v\u1eabn gi\u1eef vai tr\u00f2 quan tr\u1ecdng trong l\u01b0u tr\u1eef d\u1eef li\u1ec7u l\u1edbn nh\u1edd chi ph\u00ed th\u1ea5p v\u00e0 dung l\u01b0\u1ee3ng cao.<\/li>\n<\/ul>\n<p><strong>T\u01b0\u01a1ng lai c\u1ee7a \u1ed5 c\u1ee9ng HDD:<\/strong><\/p>\n<ul>\n<li>C\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn nh\u01b0 <strong>HAMR<\/strong> v\u00e0 <strong>MAMR<\/strong> ti\u1ebfp t\u1ee5c m\u1edf r\u1ed9ng dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef, l\u00ean \u0111\u1ebfn h\u01a1n 50 TB, \u0111\u00e1p \u1ee9ng nhu c\u1ea7u l\u01b0u tr\u1eef kh\u1ed5ng l\u1ed3 trong c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u v\u00e0 h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef l\u1edbn.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/dncloud.net\/blog\/hosting-la-gi\/\"><em><strong>Xem th\u00eam: Hosting l\u00e0 g\u00ec? T\u1ed5ng h\u1ee3p ki\u1ebfn th\u1ee9c v\u1ec1 web hosting cho ng\u01b0\u1eddi m\u1edbi<\/strong><\/em><\/a><\/p>\n<h3 data-pm-slice=\"1 1 []\">C\u1ea5u t\u1ea1o c\u1ee7a \u1ed5 c\u1ee9ng HDD g\u1ed3m nh\u1eefng g\u00ec?<\/h3>\n<div id=\"attachment_4617\" style=\"width: 1210px\" class=\"wp-caption alignnone\"><img decoding=\"async\" aria-describedby=\"caption-attachment-4617\" class=\"wp-image-4617 size-full\" src=\"https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cau-tao-o-cung-hdd.png.webp\" alt=\"C\u1ea5u t\u1ea1o c\u1ee7a \u1ed5 c\u1ee9ng HDD g\u1ed3m nh\u1eefng g\u00ec?\" width=\"1200\" height=\"630\" srcset=\"https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cau-tao-o-cung-hdd.png.webp 1200w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cau-tao-o-cung-hdd-300x158.png.webp 300w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cau-tao-o-cung-hdd-1024x538.png.webp 1024w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cau-tao-o-cung-hdd-150x79.png.webp 150w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cau-tao-o-cung-hdd-768x403.png.webp 768w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cau-tao-o-cung-hdd-1170x614.png.webp 1170w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cau-tao-o-cung-hdd-585x307.png.webp 585w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" loading=\"lazy\" data-smush-webp-fallback=\"{&quot;src&quot;:&quot;https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cau-tao-o-cung-hdd.png&quot;,&quot;srcset&quot;:&quot;https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cau-tao-o-cung-hdd.png 1200w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cau-tao-o-cung-hdd-300x158.png 300w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cau-tao-o-cung-hdd-1024x538.png 1024w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cau-tao-o-cung-hdd-150x79.png 150w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cau-tao-o-cung-hdd-768x403.png 768w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cau-tao-o-cung-hdd-1170x614.png 1170w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cau-tao-o-cung-hdd-585x307.png 585w&quot;}\" \/><p id=\"caption-attachment-4617\" class=\"wp-caption-text\">C\u1ea5u t\u1ea1o c\u1ee7a \u1ed5 c\u1ee9ng HDD g\u1ed3m nh\u1eefng g\u00ec?<\/p><\/div>\n<p>\u1ed4 c\u1ee9ng HDD (Hard Disk Drive) c\u00f3 c\u1ea5u t\u1ea1o ph\u1ee9c t\u1ea1p, bao g\u1ed3m nhi\u1ec1u th\u00e0nh ph\u1ea7n ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed3ng b\u1ed9 \u0111\u1ec3 l\u01b0u tr\u1eef v\u00e0 truy xu\u1ea5t d\u1eef li\u1ec7u. C\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a HDD bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>\u0110\u0129a t\u1eeb (Platters): <\/strong>L\u00e0 c\u00e1c \u0111\u0129a h\u00ecnh tr\u00f2n l\u00e0m t\u1eeb nh\u00f4m, th\u1ee7y tinh ho\u1eb7c g\u1ed1m, \u0111\u01b0\u1ee3c ph\u1ee7 m\u1ed9t l\u1edbp v\u1eadt li\u1ec7u t\u1eeb t\u00ednh \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u.<\/li>\n<li><strong>Tr\u1ee5c quay (Spindle) :<\/strong>L\u00e0 tr\u1ee5c trung t\u00e2m gi\u1eef c\u00e1c \u0111\u0129a t\u1eeb v\u00e0 \u0111\u1ea3m b\u1ea3o ch\u00fang quay \u0111\u1ec1u v\u1edbi t\u1ed1c \u0111\u1ed9 cao (th\u01b0\u1eddng t\u1eeb 5.400 \u0111\u1ebfn 15.000 RPM).<\/li>\n<li><strong>\u0110\u1ea7u \u0111\u1ecdc\/ghi (Read\/Write Heads): <\/strong>L\u00e0 b\u1ed9 ph\u1eadn d\u00f9ng \u0111\u1ec3 \u0111\u1ecdc v\u00e0 ghi d\u1eef li\u1ec7u tr\u00ean b\u1ec1 m\u1eb7t \u0111\u0129a t\u1eeb.<\/li>\n<li><strong>C\u00e1nh tay \u0111\u1ea7u \u0111\u1ecdc (Actuator Arm): <\/strong>Gi\u1eef \u0111\u1ea7u \u0111\u1ecdc\/ghi v\u00e0 di chuy\u1ec3n tr\u00ean b\u1ec1 m\u1eb7t \u0111\u0129a t\u1eeb theo l\u1ec7nh c\u1ee7a b\u1ed9 \u0111i\u1ec1u khi\u1ec3n, c\u00e1nh tay n\u00e0y c\u00f3 th\u1ec3 di chuy\u1ec3n qua l\u1ea1i v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao \u0111\u1ec3 \u0111\u1ecdc ho\u1eb7c ghi d\u1eef li\u1ec7u t\u1ea1i c\u00e1c v\u1ecb tr\u00ed c\u1ee5 th\u1ec3.<\/li>\n<li><strong>B\u1ed9 truy\u1ec1n \u0111\u1ed9ng (Actuator): <\/strong>L\u00e0 \u0111\u1ed9ng c\u01a1 \u0111i\u1ec1u khi\u1ec3n chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a c\u00e1nh tay \u0111\u1ea7u \u0111\u1ecdc. N\u00f3 ho\u1ea1t \u0111\u1ed9ng th\u00f4ng qua t\u00edn hi\u1ec7u t\u1eeb b\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ea7u \u0111\u1ecdc di chuy\u1ec3n ch\u00ednh x\u00e1c.<\/li>\n<li><strong>Bo m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n (Controller Board): <\/strong>L\u00e0 b\u1ea3ng m\u1ea1ch \u0111i\u1ec7n t\u1eed n\u1eb1m b\u00ean ngo\u00e0i <a href=\"https:\/\/vi.wikipedia.org\/wiki\/%E1%BB%94_%C4%91%C4%A9a_c%E1%BB%A9ng#:~:text=%E1%BB%94%20%C4%91%C4%A9a%20c%E1%BB%A9ng%2C%20hay%20c%C3%B2n,c%E1%BA%A5p%20ngu%E1%BB%93n%20%C4%91i%E1%BB%87n%20cho%20ch%C3%BAng.\" rel=\"noopener\">\u1ed5 c\u1ee9ng<\/a>, c\u00f3 nhi\u1ec7m v\u1ee5 x\u1eed l\u00fd d\u1eef li\u1ec7u gi\u1eefa \u1ed5 c\u1ee9ng v\u00e0 m\u00e1y t\u00ednh. Gi\u00fap \u0111i\u1ec1u khi\u1ec3n c\u00e1c ch\u1ee9c n\u0103ng c\u1ee7a \u1ed5 c\u1ee9ng, nh\u01b0 \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 quay, v\u1ecb tr\u00ed \u0111\u1ea7u \u0111\u1ecdc\/ghi, v\u00e0 giao ti\u1ebfp v\u1edbi h\u1ec7 th\u1ed1ng qua giao th\u1ee9c nh\u01b0 SATA ho\u1eb7c SCSI.<\/li>\n<li><strong>V\u1ecf b\u1ea3o v\u1ec7 (Enclosure): <\/strong>L\u00e0 l\u1edbp v\u1ecf kim lo\u1ea1i ho\u1eb7c nh\u1ef1a c\u1ee9ng b\u1ea3o v\u1ec7 c\u00e1c th\u00e0nh ph\u1ea7n b\u00ean trong kh\u1ecfi b\u1ee5i b\u1ea9n, va \u0111\u1eadp, v\u00e0 nhi\u1ec5u \u0111i\u1ec7n t\u1eeb. C\u00f3 vai tr\u00f2 gi\u1eef \u00e1p su\u1ea5t kh\u00f4ng kh\u00ed \u1ed5n \u0111\u1ecbnh b\u00ean trong \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ea7u \u0111\u1ecdc\/ghi ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3.<\/li>\n<li><strong>\u0110\u1ec7m kh\u00ed (Air Filter): <\/strong>L\u00e0 b\u1ed9 l\u1ecdc kh\u00ed gi\u00fap lo\u1ea1i b\u1ecf c\u00e1c h\u1ea1t b\u1ee5i nh\u1ecf v\u00e0 duy tr\u00ec m\u00f4i tr\u01b0\u1eddng s\u1ea1ch b\u00ean trong \u1ed5 c\u1ee9ng, tr\u00e1nh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ea7u \u0111\u1ecdc v\u00e0 \u0111\u0129a t\u1eeb.<\/li>\n<\/ul>\n<h3 data-pm-slice=\"1 1 []\">\u1ed4 c\u1ee9ng HDD ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n<div id=\"attachment_4618\" style=\"width: 1210px\" class=\"wp-caption alignnone\"><img decoding=\"async\" aria-describedby=\"caption-attachment-4618\" class=\"wp-image-4618 size-full\" src=\"https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cach-thuc-hoat-dong-o-cung-hdd.png.webp\" alt=\"\u1ed4 c\u1ee9ng HDD ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?\" width=\"1200\" height=\"630\" srcset=\"https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cach-thuc-hoat-dong-o-cung-hdd.png.webp 1200w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cach-thuc-hoat-dong-o-cung-hdd-300x158.png.webp 300w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cach-thuc-hoat-dong-o-cung-hdd-1024x538.png.webp 1024w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cach-thuc-hoat-dong-o-cung-hdd-150x79.png.webp 150w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cach-thuc-hoat-dong-o-cung-hdd-768x403.png.webp 768w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cach-thuc-hoat-dong-o-cung-hdd-1170x614.png.webp 1170w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cach-thuc-hoat-dong-o-cung-hdd-585x307.png.webp 585w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" loading=\"lazy\" data-smush-webp-fallback=\"{&quot;src&quot;:&quot;https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cach-thuc-hoat-dong-o-cung-hdd.png&quot;,&quot;srcset&quot;:&quot;https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cach-thuc-hoat-dong-o-cung-hdd.png 1200w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cach-thuc-hoat-dong-o-cung-hdd-300x158.png 300w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cach-thuc-hoat-dong-o-cung-hdd-1024x538.png 1024w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cach-thuc-hoat-dong-o-cung-hdd-150x79.png 150w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cach-thuc-hoat-dong-o-cung-hdd-768x403.png 768w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cach-thuc-hoat-dong-o-cung-hdd-1170x614.png 1170w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cach-thuc-hoat-dong-o-cung-hdd-585x307.png 585w&quot;}\" \/><p id=\"caption-attachment-4618\" class=\"wp-caption-text\">\u1ed4 c\u1ee9ng HDD ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/p><\/div>\n<div class=\"flex max-w-full flex-col flex-grow\">\n<div class=\"min-h-8 text-message flex w-full flex-col items-end gap-2 whitespace-normal break-words text-start [.text-message+&amp;]:mt-5\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"0f6ef75b-fb36-4607-a3f2-b199a6f9eb2e\" data-message-model-slug=\"gpt-4o-mini\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[3px]\">\n<div class=\"markdown prose w-full break-words dark:prose-invert dark\">\n<p>Ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u1ed5 c\u1ee9ng HDD l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh ph\u1ed1i h\u1ee3p nh\u1ecbp nh\u00e0ng gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n trong \u1ed5 \u0111\u0129a, gi\u00fap \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef v\u00e0 truy xu\u1ea5t d\u1eef li\u1ec7u hi\u1ec7u qu\u1ea3. \u0110\u0129a t\u1eeb t\u00ednh quay v\u1edbi t\u1ed1c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho c\u00e1c \u0111\u1ea7u \u0111\u1ecdc\/ghi di chuy\u1ec3n tr\u00ean b\u1ec1 m\u1eb7t \u0111\u0129a, ti\u1ebfp x\u00fac v\u1edbi c\u00e1c v\u00f9ng t\u1eeb t\u00ednh \u0111\u1ec3 \u0111\u1ecdc ho\u1eb7c ghi d\u1eef li\u1ec7u.<\/p>\n<p>B\u1ed9 \u0111i\u1ec1u khi\u1ec3n l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng trong vi\u1ec7c qu\u1ea3n l\u00fd t\u1ed1c \u0111\u1ed9 quay c\u1ee7a \u0111\u0129a, chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a \u0111\u1ea7u \u0111\u1ecdc\/ghi v\u00e0 c\u00e1c ch\u1ee9c n\u0103ng kh\u00e1c, \u0111\u1ea3m b\u1ea3o s\u1ef1 ch\u00ednh x\u00e1c trong su\u1ed1t qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng. M\u1ea1ch x\u1eed l\u00fd d\u1eef li\u1ec7u l\u00e0 b\u1ed9 n\u00e3o c\u1ee7a \u1ed5 c\u1ee9ng, x\u1eed l\u00fd th\u00f4ng tin \u0111\u1ecdc v\u00e0 ghi t\u1eeb \u0111\u0129a t\u1eeb t\u00ednh, \u0111\u1ed3ng th\u1eddi chuy\u1ec3n t\u1ea3i d\u1eef li\u1ec7u \u0111\u1ebfn h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh.<\/p>\n<p>\u0110\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 truy xu\u1ea5t, \u1ed5 c\u1ee9ng s\u1eed d\u1ee5ng b\u1ed9 nh\u1edb \u0111\u1ec7m (cache), n\u01a1i d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c t\u1ea1m l\u01b0u tr\u1eef tr\u01b0\u1edbc khi \u0111\u1ecdc ho\u1eb7c sau khi ghi. Cu\u1ed1i c\u00f9ng, giao ti\u1ebfp v\u1edbi m\u00e1y t\u00ednh th\u00f4ng qua c\u00e1c c\u1ed5ng nh\u01b0 SATA hay IDE gi\u00fap \u1ed5 c\u1ee9ng k\u1ebft n\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng, truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3.<\/p>\n<h2 data-pm-slice=\"1 1 []\">\u1ed4 c\u1ee9ng HDD g\u1ed3m nh\u1eefng lo\u1ea1i n\u00e0o?<\/h2>\n<div id=\"attachment_4619\" style=\"width: 1210px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4619\" class=\"wp-image-4619 size-full\" src=\"https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/o-cung-hdd-gom-nhung-loai-nao.png.webp\" alt=\"\u1ed4 c\u1ee9ng HDD g\u1ed3m nh\u1eefng lo\u1ea1i n\u00e0o?\" width=\"1200\" height=\"630\" srcset=\"https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/o-cung-hdd-gom-nhung-loai-nao.png.webp 1200w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/o-cung-hdd-gom-nhung-loai-nao-300x158.png.webp 300w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/o-cung-hdd-gom-nhung-loai-nao-1024x538.png.webp 1024w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/o-cung-hdd-gom-nhung-loai-nao-150x79.png.webp 150w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/o-cung-hdd-gom-nhung-loai-nao-768x403.png.webp 768w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/o-cung-hdd-gom-nhung-loai-nao-1170x614.png.webp 1170w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/o-cung-hdd-gom-nhung-loai-nao-585x307.png.webp 585w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" data-smush-webp-fallback=\"{&quot;src&quot;:&quot;https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/o-cung-hdd-gom-nhung-loai-nao.png&quot;,&quot;srcset&quot;:&quot;https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/o-cung-hdd-gom-nhung-loai-nao.png 1200w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/o-cung-hdd-gom-nhung-loai-nao-300x158.png 300w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/o-cung-hdd-gom-nhung-loai-nao-1024x538.png 1024w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/o-cung-hdd-gom-nhung-loai-nao-150x79.png 150w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/o-cung-hdd-gom-nhung-loai-nao-768x403.png 768w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/o-cung-hdd-gom-nhung-loai-nao-1170x614.png 1170w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/o-cung-hdd-gom-nhung-loai-nao-585x307.png 585w&quot;}\" \/><p id=\"caption-attachment-4619\" class=\"wp-caption-text\">\u1ed4 c\u1ee9ng HDD g\u1ed3m nh\u1eefng lo\u1ea1i n\u00e0o?<\/p><\/div>\n<p>\u1ed4 c\u1ee9ng HDD \u0111\u01b0\u1ee3c chi l\u00e0m 2 lo\u1ea1i \u0111\u00f3 l\u00e0 \u1ed5 HDD trong v\u00e0 \u1ed5 HDD ngo\u00e0i:<\/p>\n<h3 data-pm-slice=\"1 1 []\">\u1ed4 c\u1ee9ng trong (Internal HDD)<\/h3>\n<p>\u1ed4 c\u1ee9ng trong (Internal HDD) l\u00e0 lo\u1ea1i \u1ed5 c\u1ee9ng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t tr\u1ef1c ti\u1ebfp v\u00e0o b\u00ean trong m\u00e1y t\u00ednh ho\u1eb7c laptop, d\u00f9ng \u0111\u1ec3 l\u01b0u tr\u1eef h\u1ec7 \u0111i\u1ec1u h\u00e0nh, ph\u1ea7n m\u1ec1m v\u00e0 d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<p><strong>\u01afu \u0111i\u1ec3m:\u00a0<\/strong><\/p>\n<ul>\n<li><strong>T\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u \u1ed5n \u0111\u1ecbnh<\/strong>: T\u1ed1c \u0111\u1ed9 truy\u1ec1n qua c\u1ed5ng SATA kh\u00e1 nhanh, ph\u00f9 h\u1ee3p cho l\u01b0u tr\u1eef c\u01a1 b\u1ea3n.<\/li>\n<li><strong>Dung l\u01b0\u1ee3ng l\u1edbn v\u00e0 chi ph\u00ed th\u1ea5p<\/strong>: Cung c\u1ea5p kh\u00f4ng gian l\u01b0u tr\u1eef l\u1edbn v\u1edbi gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng.<\/li>\n<li><strong>\u0110\u1ed9 b\u1ec1n cao trong m\u00f4i tr\u01b0\u1eddng c\u1ed1 \u0111\u1ecbnh<\/strong>: \u00cdt b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi va \u0111\u1eadp khi s\u1eed d\u1ee5ng trong m\u00e1y t\u00ednh c\u1ed1 \u0111\u1ecbnh.<\/li>\n<\/ul>\n<p><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong><\/p>\n<ul>\n<li><strong>T\u1ed1c \u0111\u1ed9 ch\u1eadm h\u01a1n SSD<\/strong>: Qu\u00e1 tr\u00ecnh \u0111\u1ecdc\/ghi d\u1eef li\u1ec7u ch\u1eadm h\u01a1n SSD, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t.<\/li>\n<li><strong>D\u1ec5 h\u1ecfng khi di chuy\u1ec3n<\/strong>: C\u00e1c b\u1ed9 ph\u1eadn c\u01a1 h\u1ecdc d\u1ec5 b\u1ecb h\u01b0 h\u1ea1i khi b\u1ecb va \u0111\u1eadp.<\/li>\n<li><strong>Ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng cao h\u01a1n<\/strong>: Ti\u00eau t\u1ed1n nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng h\u01a1n so v\u1edbi SSD, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn pin laptop.<\/li>\n<\/ul>\n<h3>\u1ed4 c\u1ee9ng ngo\u00e0i (External HDD)<\/h3>\n<p>\u1ed4 c\u1ee9ng ngo\u00e0i (External HDD) l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb l\u01b0u tr\u1eef di \u0111\u1ed9ng, th\u01b0\u1eddng \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u00e1y t\u00ednh qua c\u1ed5ng USB, Thunderbolt ho\u1eb7c eSATA. N\u00f3 cung c\u1ea5p kh\u00f4ng gian l\u01b0u tr\u1eef b\u1ed5 sung ho\u1eb7c d\u1ef1 ph\u00f2ng cho c\u00e1c d\u1eef li\u1ec7u c\u00e1 nh\u00e2n, sao l\u01b0u v\u00e0 chia s\u1ebb gi\u1eefa nhi\u1ec1u thi\u1ebft b\u1ecb.<\/p>\n<p><strong>\u01afu \u0111i\u1ec3m:<\/strong><\/p>\n<ul>\n<li><strong>Di \u0111\u1ed9ng v\u00e0 linh ho\u1ea1t<\/strong>: C\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng mang theo v\u00e0 k\u1ebft n\u1ed1i v\u1edbi nhi\u1ec1u thi\u1ebft b\u1ecb kh\u00e1c nhau, ti\u1ec7n l\u1ee3i cho vi\u1ec7c di chuy\u1ec3n v\u00e0 sao l\u01b0u d\u1eef li\u1ec7u.<\/li>\n<li><strong>Dung l\u01b0\u1ee3ng l\u1edbn<\/strong>: Cung c\u1ea5p dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef l\u1edbn, t\u1eeb v\u00e0i tr\u0103m GB \u0111\u1ebfn v\u00e0i TB, \u0111\u00e1p \u1ee9ng nhu c\u1ea7u l\u01b0u tr\u1eef d\u1eef li\u1ec7u l\u1edbn.<\/li>\n<li><strong>D\u1ec5 d\u00e0ng s\u1eed d\u1ee5ng<\/strong>: C\u1eafm v\u00e0 s\u1eed d\u1ee5ng ngay m\u00e0 kh\u00f4ng c\u1ea7n c\u00e0i \u0111\u1eb7t ph\u1ea7n m\u1ec1m ph\u1ee9c t\u1ea1p.<\/li>\n<\/ul>\n<p><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong><\/p>\n<ul>\n<li><strong>T\u1ed1c \u0111\u1ed9 ch\u1eadm h\u01a1n \u1ed5 c\u1ee9ng trong<\/strong>: M\u1eb7c d\u00f9 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng giao th\u1ee9c USB 3.0 ho\u1eb7c Thunderbolt, nh\u01b0ng t\u1ed1c \u0111\u1ed9 truy\u1ec1n t\u1ea3i c\u1ee7a \u1ed5 c\u1ee9ng ngo\u00e0i th\u01b0\u1eddng ch\u1eadm h\u01a1n so v\u1edbi \u1ed5 c\u1ee9ng trong.<\/li>\n<li><strong>D\u1ec5 b\u1ecb h\u1ecfng khi di chuy\u1ec3n m\u1ea1nh<\/strong>: C\u00e1c \u1ed5 c\u1ee9ng ngo\u00e0i c\u00f3 th\u1ec3 b\u1ecb h\u1ecfng n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n c\u1ea9n th\u1eadn khi di chuy\u1ec3n ho\u1eb7c va \u0111\u1eadp.<\/li>\n<li><strong>Ph\u1ee5 thu\u1ed9c v\u00e0o c\u1ed5ng k\u1ebft n\u1ed1i<\/strong>: \u0110\u1ec3 s\u1eed d\u1ee5ng \u1ed5 c\u1ee9ng ngo\u00e0i, c\u1ea7n c\u00f3 c\u1ed5ng k\u1ebft n\u1ed1i t\u01b0\u01a1ng th\u00edch tr\u00ean m\u00e1y t\u00ednh, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 h\u1ea1n ch\u1ebf khi s\u1eed d\u1ee5ng v\u1edbi c\u00e1c thi\u1ebft b\u1ecb c\u0169 ho\u1eb7c kh\u00f4ng c\u00f3 c\u1ed5ng k\u1ebft n\u1ed1i ph\u00f9 h\u1ee3p.<\/li>\n<\/ul>\n<h2 data-pm-slice=\"1 1 []\">Nh\u1eefng k\u00edch th\u01b0\u1edbc c\u1ee7a c\u00e1c lo\u1ea1i \u1ed5 c\u1ee9ng SATA HDD<\/h2>\n<p>\u1ed4 c\u1ee9ng SATA HDD c\u00f3 nhi\u1ec1u k\u00edch th\u01b0\u1edbc kh\u00e1c nhau, t\u00f9y thu\u1ed9c v\u00e0o m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng v\u00e0 y\u00eau c\u1ea7u c\u1ee7a h\u1ec7 th\u1ed1ng. C\u00e1c k\u00edch th\u01b0\u1edbc ph\u1ed5 bi\u1ebfn c\u1ee7a \u1ed5 c\u1ee9ng SATA HDD hi\u1ec7n nay bao g\u1ed3m:<\/p>\n<h3><strong>\u1ed4 HDD 2.5 inch<\/strong><\/h3>\n<ul>\n<li><strong>\u1ee8ng d\u1ee5ng<\/strong>: D\u00f9ng ch\u1ee7 y\u1ebfu cho <strong>laptop<\/strong>, <strong>\u1ed5 c\u1ee9ng di \u0111\u1ed9ng<\/strong>, v\u00e0 c\u00e1c thi\u1ebft b\u1ecb nh\u1ecf g\u1ecdn kh\u00e1c.<\/li>\n<li><strong>\u0110\u1eb7c \u0111i\u1ec3m<\/strong>: Nh\u1ecf g\u1ecdn, ti\u1ebft ki\u1ec7m kh\u00f4ng gian, d\u1ec5 d\u00e0ng di \u0111\u1ed9ng. Dung l\u01b0\u1ee3ng th\u01b0\u1eddng t\u1eeb 120 GB \u0111\u1ebfn 2 TB.<\/li>\n<li><strong>\u01afu \u0111i\u1ec3m<\/strong>: Ph\u00f9 h\u1ee3p v\u1edbi thi\u1ebft b\u1ecb di \u0111\u1ed9ng, ti\u1ebft ki\u1ec7m \u0111i\u1ec7n n\u0103ng v\u00e0 kh\u00f4ng gian.<\/li>\n<li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: T\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u th\u1ea5p h\u01a1n so v\u1edbi 3.5 inch, dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef th\u1ea5p h\u01a1n.<\/li>\n<\/ul>\n<h3><strong>\u1ed4 HDD <\/strong><strong>3.5 inch<\/strong><\/h3>\n<ul>\n<li><strong>\u1ee8ng d\u1ee5ng<\/strong>: Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong <strong>m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n<\/strong> (PC), <a href=\"https:\/\/dncloud.net\/blog\/server-la-gi\/\"><strong>m\u00e1y ch\u1ee7<\/strong><\/a>, v\u00e0 <strong>\u1ed5 c\u1ee9ng ngo\u00e0i<\/strong>.<\/li>\n<li><strong>\u0110\u1eb7c \u0111i\u1ec3m<\/strong>: \u0110\u00e2y l\u00e0 k\u00edch th\u01b0\u1edbc \u1ed5 c\u1ee9ng ph\u1ed5 bi\u1ebfn nh\u1ea5t v\u1edbi dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef l\u1edbn (t\u1eeb 500 GB \u0111\u1ebfn 10 TB ho\u1eb7c cao h\u01a1n). T\u1ed1c \u0111\u1ed9 quay th\u01b0\u1eddng l\u00e0 5,400 RPM, 7,200 RPM ho\u1eb7c 10,000 RPM.<\/li>\n<li><strong>\u01afu \u0111i\u1ec3m<\/strong>: Dung l\u01b0\u1ee3ng l\u1edbn v\u00e0 gi\u00e1 th\u00e0nh ph\u1ea3i ch\u0103ng, t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u nhanh.<\/li>\n<li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: C\u1ed3ng k\u1ec1nh h\u01a1n v\u00e0 ti\u00eau th\u1ee5 nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng h\u01a1n so v\u1edbi 2.5 inch.<\/li>\n<\/ul>\n<h3><strong>\u1ed4 HDD <\/strong><strong>5.25 inch<\/strong><\/h3>\n<ul>\n<li><strong>\u1ee8ng d\u1ee5ng<\/strong>: D\u00f9ng cho c\u00e1c thi\u1ebft b\u1ecb <strong>\u1ed5 quang<\/strong> (DVD\/CD) ho\u1eb7c <strong>m\u00e1y t\u00ednh chuy\u00ean d\u1ee5ng<\/strong> v\u1edbi y\u00eau c\u1ea7u l\u01b0u tr\u1eef l\u1edbn v\u00e0 thi\u1ebft b\u1ecb ngo\u1ea1i vi \u0111\u1eb7c bi\u1ec7t.<\/li>\n<li><strong>\u0110\u1eb7c \u0111i\u1ec3m<\/strong>: K\u00edch th\u01b0\u1edbc l\u1edbn nh\u1ea5t trong c\u00e1c lo\u1ea1i \u1ed5 c\u1ee9ng SATA, \u00edt ph\u1ed5 bi\u1ebfn trong c\u00e1c h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh hi\u1ec7n \u0111\u1ea1i. Th\u01b0\u1eddng kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho \u1ed5 c\u1ee9ng l\u01b0u tr\u1eef th\u00f4ng th\u01b0\u1eddng.<\/li>\n<li><strong>\u01afu \u0111i\u1ec3m<\/strong>: C\u00f3 th\u1ec3 l\u01b0u tr\u1eef l\u01b0\u1ee3ng d\u1eef li\u1ec7u r\u1ea5t l\u1edbn n\u1ebfu \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho m\u1ee5c \u0111\u00edch \u0111\u1eb7c bi\u1ec7t.<\/li>\n<li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: C\u1ed3ng k\u1ec1nh, \u00edt \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u00e1y t\u00ednh c\u00e1 nh\u00e2n ho\u1eb7c m\u00e1y t\u00ednh hi\u1ec7n \u0111\u1ea1i.<\/li>\n<\/ul>\n<h2 data-pm-slice=\"1 1 []\">C\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a \u1ed5 HDD<\/h2>\n<ul>\n<li><strong>Dung l\u01b0\u1ee3ng \u1ed5 c\u1ee9ng (Disk Capacity):<\/strong> L\u00e0 t\u1ed5ng kh\u00f4ng gian l\u01b0u tr\u1eef m\u00e0 \u1ed5 c\u1ee9ng c\u00f3 th\u1ec3 cung c\u1ea5p, th\u01b0\u1eddng \u0111o b\u1eb1ng GB (Gigabyte) ho\u1eb7c TB (Terabyte).<\/li>\n<li><strong>Th\u1eddi gian t\u00ecm ki\u1ebfm trung b\u00ecnh (Average Seek Time):<\/strong> L\u00e0 th\u1eddi gian trung b\u00ecnh m\u00e0 \u0111\u1ea7u \u0111\u1ecdc\/ghi c\u1ea7n \u0111\u1ec3 t\u00ecm \u0111\u1ebfn v\u1ecb tr\u00ed c\u1ee5 th\u1ec3 tr\u00ean b\u1ec1 m\u1eb7t \u0111\u0129a. N\u00f3 th\u01b0\u1eddng n\u1eb1m trong kho\u1ea3ng 4-12 ms (miligi\u00e2y) cho c\u00e1c \u1ed5 c\u1ee9ng hi\u1ec7n \u0111\u1ea1i.<\/li>\n<li><strong>Th\u1eddi gian truy c\u1eadp ng\u1eabu nhi\u00ean (Random Access Time):<\/strong> L\u00e0 th\u1eddi gian c\u1ea7n \u0111\u1ec3 \u1ed5 c\u1ee9ng t\u00ecm v\u00e0 truy xu\u1ea5t m\u1ed9t ph\u1ea7n d\u1eef li\u1ec7u \u1edf b\u1ea5t k\u1ef3 v\u1ecb tr\u00ed n\u00e0o tr\u00ean \u0111\u0129a m\u00e0 kh\u00f4ng theo tr\u00ecnh t\u1ef1.<\/li>\n<li><strong>Th\u1eddi gian truy c\u1eadp d\u1eef li\u1ec7u (Data Access Time):<\/strong> L\u00e0 t\u1ed5ng th\u1eddi gian t\u1eeb khi y\u00eau c\u1ea7u truy c\u1eadp d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn \u1ed5 c\u1ee9ng cho \u0111\u1ebfn khi d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c \u0111\u1ecdc\/ghi.<\/li>\n<li><strong>MTBF HDD (Mean Time Between Failures HDD):<\/strong> L\u00e0 th\u1eddi gian trung b\u00ecnh gi\u1eefa c\u00e1c l\u1ea7n h\u1ecfng h\u00f3c c\u1ee7a \u1ed5 c\u1ee9ng, th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng gi\u1edd.<\/li>\n<\/ul>\n<h2 data-pm-slice=\"1 1 []\">\u0110\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a \u1ed5 HDD<\/h2>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a \u1ed5 c\u1ee9ng HDD:<\/p>\n<ul>\n<li data-pm-slice=\"1 1 []\"><strong>Dung l\u01b0\u1ee3ng: <\/strong>\u1ed4 c\u1ee9ng\u00a0HDD cung c\u1ea5p dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef l\u1edbn v\u1edbi gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng, ph\u00f9 h\u1ee3p cho vi\u1ec7c l\u01b0u tr\u1eef d\u1eef li\u1ec7u l\u1edbn nh\u01b0 video, h\u00ecnh \u1ea3nh, ho\u1eb7c game.<\/li>\n<li data-pm-slice=\"1 1 []\"><strong>\u0110\u1ed9 b\u1ec1n:<\/strong> \u1ed4 HDD c\u00f3 \u0111\u1ed9 b\u1ec1n kh\u00e1 cao khi ho\u1ea1t \u0111\u1ed9ng trong \u0111i\u1ec1u ki\u1ec7n b\u00ecnh th\u01b0\u1eddng, nh\u01b0ng d\u1ec5 b\u1ecb h\u1ecfng n\u1ebfu b\u1ecb r\u01a1i ho\u1eb7c va \u0111\u1eadp m\u1ea1nh.<\/li>\n<li data-pm-slice=\"1 1 []\"><strong>Gi\u00e1 th\u00e0nh:<\/strong> So v\u1edbi SSD, \u1ed5 HDD c\u00f3 chi ph\u00ed th\u1ea5p h\u01a1n nhi\u1ec1u, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i v\u1edbi c\u00e1c \u1ed5 dung l\u01b0\u1ee3ng l\u1edbn.<\/li>\n<li data-pm-slice=\"1 1 []\"><strong>T\u00ecnh tr\u1ea1ng ph\u00e2n m\u1ea3nh:<\/strong> Do c\u01a1 ch\u1ebf ghi d\u1eef li\u1ec7u, \u1ed5 HDD th\u01b0\u1eddng b\u1ecb ph\u00e2n m\u1ea3nh, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t theo th\u1eddi gian.<\/li>\n<li data-pm-slice=\"1 1 []\"><strong>T\u1ed1c \u0111\u1ed9:<\/strong> HDD c\u00f3 t\u1ed1c \u0111\u1ed9 \u0111\u1ecdc\/ghi ch\u1eadm h\u01a1n SSD, nh\u01b0ng v\u1eabn \u0111\u00e1p \u1ee9ng t\u1ed1t cho c\u00e1c nhu c\u1ea7u s\u1eed d\u1ee5ng th\u00f4ng th\u01b0\u1eddng.<\/li>\n<\/ul>\n<p>D\u00f9 c\u00f3 m\u1ed9t s\u1ed1 nh\u01b0\u1ee3c \u0111i\u1ec3m nh\u1ea5t \u0111\u1ecbnh, \u1ed5 HDD v\u1eabn l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho nh\u1eefng ai c\u1ea7n dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef l\u1edbn v\u1edbi chi ph\u00ed h\u1ee3p l\u00fd, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi kh\u00f4ng y\u00eau c\u1ea7u t\u1ed1c \u0111\u1ed9 cao nh\u01b0 SSD.<\/p>\n<h2 data-pm-slice=\"1 1 []\">C\u00e1c h\u00e3ng \u1ed5 c\u1ee9ng HDD ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay<\/h2>\n<div id=\"attachment_4620\" style=\"width: 1210px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4620\" class=\"wp-image-4620 size-full\" src=\"https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cac-hang-o-cung-hdd-pho-bien-nhat-hien-nay.png.webp\" alt=\"C\u00e1c h\u00e3ng \u1ed5 c\u1ee9ng HDD ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay\" width=\"1200\" height=\"630\" srcset=\"https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cac-hang-o-cung-hdd-pho-bien-nhat-hien-nay.png.webp 1200w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cac-hang-o-cung-hdd-pho-bien-nhat-hien-nay-300x158.png.webp 300w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cac-hang-o-cung-hdd-pho-bien-nhat-hien-nay-1024x538.png.webp 1024w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cac-hang-o-cung-hdd-pho-bien-nhat-hien-nay-150x79.png.webp 150w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cac-hang-o-cung-hdd-pho-bien-nhat-hien-nay-768x403.png.webp 768w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cac-hang-o-cung-hdd-pho-bien-nhat-hien-nay-1170x614.png.webp 1170w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/cac-hang-o-cung-hdd-pho-bien-nhat-hien-nay-585x307.png.webp 585w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" data-smush-webp-fallback=\"{&quot;src&quot;:&quot;https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cac-hang-o-cung-hdd-pho-bien-nhat-hien-nay.png&quot;,&quot;srcset&quot;:&quot;https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cac-hang-o-cung-hdd-pho-bien-nhat-hien-nay.png 1200w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cac-hang-o-cung-hdd-pho-bien-nhat-hien-nay-300x158.png 300w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cac-hang-o-cung-hdd-pho-bien-nhat-hien-nay-1024x538.png 1024w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cac-hang-o-cung-hdd-pho-bien-nhat-hien-nay-150x79.png 150w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cac-hang-o-cung-hdd-pho-bien-nhat-hien-nay-768x403.png 768w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cac-hang-o-cung-hdd-pho-bien-nhat-hien-nay-1170x614.png 1170w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/cac-hang-o-cung-hdd-pho-bien-nhat-hien-nay-585x307.png 585w&quot;}\" \/><p id=\"caption-attachment-4620\" class=\"wp-caption-text\">C\u00e1c h\u00e3ng \u1ed5 c\u1ee9ng HDD ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay<\/p><\/div>\n<p>C\u00e1c th\u01b0\u01a1ng hi\u1ec7u \u1ed5 c\u1ee9ng n\u1ed5i ti\u1ebfng cung c\u1ea5p nhi\u1ec1u d\u00f2ng s\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u s\u1eed d\u1ee5ng t\u1eeb c\u00e1 nh\u00e2n \u0111\u1ebfn doanh nghi\u1ec7p. H\u1ecd kh\u00f4ng ch\u1ec9 cung c\u1ea5p \u1ed5 c\u1ee9ng cho m\u00e1y t\u00ednh c\u00e1 nh\u00e2n m\u00e0 c\u00f2n c\u00e1c gi\u1ea3i ph\u00e1p l\u01b0u tr\u1eef chuy\u00ean d\u1ee5ng cho c\u00e1c h\u1ec7 th\u1ed1ng d\u1eef li\u1ec7u l\u1edbn v\u00e0 y\u00eau c\u1ea7u b\u1ea3o m\u1eadt cao, v\u1edbi nhi\u1ec1u l\u1ef1a ch\u1ecdn v\u1ec1 dung l\u01b0\u1ee3ng, t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u1ed9 b\u1ec1n. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng h\u00e3ng \u1ed5 c\u1ee9ng HDD ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay.<\/p>\n<ul>\n<li><strong>Seagate<\/strong>: L\u00e0 m\u1ed9t trong nh\u1eefng nh\u00e0 s\u1ea3n xu\u1ea5t HDD l\u1edbn nh\u1ea5t th\u1ebf gi\u1edbi.<\/li>\n<li><strong>Western Digital (WD):<\/strong> N\u1ed5i ti\u1ebfng v\u1edbi c\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng cao.<\/li>\n<li><strong>Toshiba:<\/strong> Cung c\u1ea5p nhi\u1ec1u l\u1ef1a ch\u1ecdn HDD b\u1ec1n b\u1ec9.<\/li>\n<li><strong>Samsung:<\/strong> Ch\u1ee7 y\u1ebfu t\u1eadp trung v\u00e0o c\u00e1c \u1ed5 c\u1ee9ng SSD nh\u01b0ng v\u1eabn c\u00f3 m\u1ed9t s\u1ed1 d\u00f2ng HDD ch\u1ea5t l\u01b0\u1ee3ng.<\/li>\n<li><strong>Hitachi:<\/strong> \u0110\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh.<\/li>\n<li><strong>HGST (Hitachi Global Storage Technologies):<\/strong> Hi\u1ec7n \u0111ang thu\u1ed9c Western Digital, n\u1ed5i ti\u1ebfng v\u1edbi c\u00e1c \u1ed5 c\u1ee9ng ch\u1ea5t l\u01b0\u1ee3ng cao, \u0111\u1eb7c bi\u1ec7t l\u00e0 cho doanh nghi\u1ec7p v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef l\u1edbn, v\u1edbi \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh.<\/li>\n<\/ul>\n<h2 data-pm-slice=\"1 1 []\">Nh\u1eefng \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a \u1ed5 HDD<\/h2>\n<div id=\"attachment_4621\" style=\"width: 1210px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4621\" class=\"wp-image-4621 size-full\" src=\"https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/uu-va-nhuoc-diem-cua-hdd.png.webp\" alt=\"Nh\u1eefng \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a \u1ed5 HDD\" width=\"1200\" height=\"630\" srcset=\"https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/uu-va-nhuoc-diem-cua-hdd.png.webp 1200w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/uu-va-nhuoc-diem-cua-hdd-300x158.png.webp 300w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/uu-va-nhuoc-diem-cua-hdd-1024x538.png.webp 1024w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/uu-va-nhuoc-diem-cua-hdd-150x79.png.webp 150w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/uu-va-nhuoc-diem-cua-hdd-768x403.png.webp 768w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/uu-va-nhuoc-diem-cua-hdd-1170x614.png.webp 1170w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/uu-va-nhuoc-diem-cua-hdd-585x307.png.webp 585w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" data-smush-webp-fallback=\"{&quot;src&quot;:&quot;https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/uu-va-nhuoc-diem-cua-hdd.png&quot;,&quot;srcset&quot;:&quot;https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/uu-va-nhuoc-diem-cua-hdd.png 1200w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/uu-va-nhuoc-diem-cua-hdd-300x158.png 300w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/uu-va-nhuoc-diem-cua-hdd-1024x538.png 1024w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/uu-va-nhuoc-diem-cua-hdd-150x79.png 150w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/uu-va-nhuoc-diem-cua-hdd-768x403.png 768w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/uu-va-nhuoc-diem-cua-hdd-1170x614.png 1170w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/uu-va-nhuoc-diem-cua-hdd-585x307.png 585w&quot;}\" \/><p id=\"caption-attachment-4621\" class=\"wp-caption-text\">Nh\u1eefng \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a \u1ed5 HDD<\/p><\/div>\n<h3>\u01afu \u0111i\u1ec3m c\u1ee7a \u1ed5 c\u1ee9ng HDD:<\/h3>\n<ul>\n<li><strong>Dung l\u01b0\u1ee3ng l\u1edbn<\/strong>: HDD cung c\u1ea5p dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef l\u1edbn, t\u1eeb 500GB \u0111\u1ebfn 14TB, l\u00fd t\u01b0\u1edfng cho c\u00e1c nhu c\u1ea7u l\u01b0u tr\u1eef kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u l\u1edbn nh\u01b0 h\u00ecnh \u1ea3nh, video, ho\u1eb7c d\u1eef li\u1ec7u doanh nghi\u1ec7p.<\/li>\n<li><strong>Gi\u00e1 th\u00e0nh ph\u1ea3i ch\u0103ng<\/strong>: V\u1edbi chi ph\u00ed th\u1ea5p h\u01a1n nhi\u1ec1u so v\u1edbi SSD, HDD l\u00e0 l\u1ef1a ch\u1ecdn h\u1ee3p l\u00fd cho nh\u1eefng ai c\u1ea7n dung l\u01b0\u1ee3ng l\u1edbn nh\u01b0ng ng\u00e2n s\u00e1ch h\u1ea1n ch\u1ebf.<\/li>\n<li><strong>Kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef li\u00ean t\u1ee5c<\/strong>: HDD ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 v\u1edbi c\u00e1c t\u1ec7p tin l\u1edbn \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef li\u00ean ti\u1ebfp, gi\u00fap t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t v\u00e0 gi\u1ea3m t\u00ecnh tr\u1ea1ng ph\u00e2n m\u1ea3nh.<\/li>\n<li><strong>\u0110a d\u1ea1ng s\u1ea3n ph\u1ea9m<\/strong>: C\u00e1c lo\u1ea1i \u1ed5 c\u1ee9ng HDD c\u00f3 s\u1eb5n v\u1edbi nhi\u1ec1u k\u00edch th\u01b0\u1edbc v\u00e0 dung l\u01b0\u1ee3ng kh\u00e1c nhau, \u0111\u00e1p \u1ee9ng nhu c\u1ea7u l\u01b0u tr\u1eef c\u1ee7a ng\u01b0\u1eddi d\u00f9ng t\u1eeb c\u00e1 nh\u00e2n \u0111\u1ebfn doanh nghi\u1ec7p.<\/li>\n<li><strong>T\u00ednh linh ho\u1ea1t cao<\/strong>: HDD d\u1ec5 d\u00e0ng t\u00edch h\u1ee3p v\u00e0o nhi\u1ec1u lo\u1ea1i thi\u1ebft b\u1ecb nh\u01b0 m\u00e1y t\u00ednh c\u00e1 nh\u00e2n, m\u00e1y ch\u1ee7, hay c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef di \u0111\u1ed9ng.<\/li>\n<\/ul>\n<h3>Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a \u1ed5\u00a0 c\u1ee9ng HDD:<\/h3>\n<p>M\u1eb7c d\u00f9 \u1ed5\u00a0 c\u1ee9ng HDD c\u00f3 nhi\u1ec1u \u01b0u \u0111i\u1ec3m nh\u01b0 tr\u00ean nh\u01b0ng n\u00f3 v\u1eabn c\u00f2n c\u00f3 m\u1ed9t s\u1ed1 nh\u01b0\u1ee3c \u0111i\u1ec3m nh\u01b0:<\/p>\n<ul>\n<li><strong>T\u1ed1c \u0111\u1ed9 ch\u1eadm<\/strong>: So v\u1edbi SSD, \u1ed5 c\u1ee9ng HDD c\u00f3 t\u1ed1c \u0111\u1ed9 \u0111\u1ecdc\/ghi th\u1ea5p h\u01a1n, l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t truy c\u1eadp d\u1eef li\u1ec7u, \u0111\u1eb7c bi\u1ec7t v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u t\u1ed1c \u0111\u1ed9 cao.<\/li>\n<li><strong>\u0110\u1ed9 b\u1ec1n h\u1ea1n ch\u1ebf<\/strong>: Do s\u1eed d\u1ee5ng c\u01a1 c\u1ea5u chuy\u1ec3n \u0111\u1ed9ng c\u01a1 h\u1ecdc, HDD d\u1ec5 b\u1ecb h\u1ecfng khi g\u1eb7p va \u0111\u1eadp ho\u1eb7c c\u00e1c t\u00e1c \u0111\u1ed9ng v\u1eadt l\u00fd m\u1ea1nh, so v\u1edbi \u1ed5 c\u1ee9ng SSD kh\u00f4ng c\u00f3 b\u1ed9 ph\u1eadn chuy\u1ec3n \u0111\u1ed9ng.<\/li>\n<li><strong>Ti\u1ebfng \u1ed3n v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao<\/strong>: C\u00e1c b\u1ed9 ph\u1eadn c\u01a1 h\u1ecdc c\u1ee7a HDD t\u1ea1o ra ti\u1ebfng \u1ed3n v\u00e0 ph\u00e1t sinh nhi\u1ec7t khi ho\u1ea1t \u0111\u1ed9ng, c\u00f3 th\u1ec3 g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c.<\/li>\n<li><strong>D\u1ec5 h\u1ecfng khi b\u1ecb s\u1ed1c<\/strong>: V\u1edbi c\u00e1c b\u1ed9 ph\u1eadn c\u01a1 kh\u00ed b\u00ean trong, HDD d\u1ec5 b\u1ecb h\u1ecfng n\u1ebfu ch\u1ecbu l\u1ef1c t\u00e1c \u0111\u1ed9ng m\u1ea1nh, nh\u01b0 r\u01a1i ho\u1eb7c va \u0111\u1eadp.<\/li>\n<li><strong>K\u00edch th\u01b0\u1edbc v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng l\u1edbn<\/strong>: HDD th\u01b0\u1eddng c\u00f3 k\u00edch th\u01b0\u1edbc v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng l\u1edbn h\u01a1n SSD, \u0111i\u1ec1u n\u00e0y khi\u1ebfn vi\u1ec7c di chuy\u1ec3n v\u00e0 s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb nh\u1ecf g\u1ecdn tr\u1edf n\u00ean kh\u00f3 kh\u0103n.<\/li>\n<li><strong>T\u00ecnh tr\u1ea1ng ph\u00e2n m\u1ea3nh<\/strong>: D\u1eef li\u1ec7u trong HDD c\u00f3 th\u1ec3 b\u1ecb ph\u00e2n m\u1ea3nh theo th\u1eddi gian, l\u00e0m gi\u1ea3m t\u1ed1c \u0111\u1ed9 truy xu\u1ea5t n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ea3o tr\u00ec \u0111\u1ecbnh k\u1ef3.<\/li>\n<\/ul>\n<p>Tuy c\u00f3 m\u1ed9t s\u1ed1 h\u1ea1n ch\u1ebf, nh\u01b0ng v\u1edbi dung l\u01b0\u1ee3ng l\u1edbn, gi\u00e1 th\u00e0nh ph\u1ea3i ch\u0103ng v\u00e0 kh\u1ea3 n\u0103ng t\u00edch h\u1ee3p linh ho\u1ea1t, \u1ed5 c\u1ee9ng HDD v\u1eabn l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn cho nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng v\u00e0 doanh nghi\u1ec7p, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi y\u00eau c\u1ea7u v\u1ec1 t\u1ed1c \u0111\u1ed9 kh\u00f4ng ph\u1ea3i y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t.<\/p>\n<h2 data-pm-slice=\"1 1 []\">So s\u00e1nh s\u1ef1 kh\u00e1c nhau gi\u1eefa \u1ed5 c\u1ee9ng SSD v\u00e0 HDD<\/h2>\n<div id=\"attachment_4622\" style=\"width: 1210px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4622\" class=\"wp-image-4622 size-full\" src=\"https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/so-sanh-o-cung-hdd-va-ssd.png.webp\" alt=\"So s\u00e1nh s\u1ef1 kh\u00e1c nhau gi\u1eefa \u1ed5 c\u1ee9ng SSD v\u00e0 HDD\" width=\"1200\" height=\"630\" srcset=\"https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/so-sanh-o-cung-hdd-va-ssd.png.webp 1200w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/so-sanh-o-cung-hdd-va-ssd-300x158.png.webp 300w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/so-sanh-o-cung-hdd-va-ssd-1024x538.png.webp 1024w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/so-sanh-o-cung-hdd-va-ssd-150x79.png.webp 150w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/so-sanh-o-cung-hdd-va-ssd-768x403.png.webp 768w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/so-sanh-o-cung-hdd-va-ssd-1170x614.png.webp 1170w, https:\/\/dncloud.net\/blog\/wp-content\/smush-webp\/so-sanh-o-cung-hdd-va-ssd-585x307.png.webp 585w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" data-smush-webp-fallback=\"{&quot;src&quot;:&quot;https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/so-sanh-o-cung-hdd-va-ssd.png&quot;,&quot;srcset&quot;:&quot;https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/so-sanh-o-cung-hdd-va-ssd.png 1200w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/so-sanh-o-cung-hdd-va-ssd-300x158.png 300w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/so-sanh-o-cung-hdd-va-ssd-1024x538.png 1024w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/so-sanh-o-cung-hdd-va-ssd-150x79.png 150w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/so-sanh-o-cung-hdd-va-ssd-768x403.png 768w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/so-sanh-o-cung-hdd-va-ssd-1170x614.png 1170w, https:\\\/\\\/dncloud.net\\\/blog\\\/wp-content\\\/uploads\\\/so-sanh-o-cung-hdd-va-ssd-585x307.png 585w&quot;}\" \/><p id=\"caption-attachment-4622\" class=\"wp-caption-text\">So s\u00e1nh s\u1ef1 kh\u00e1c nhau gi\u1eefa \u1ed5 c\u1ee9ng SSD v\u00e0 HDD<\/p><\/div>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng so s\u00e1nh chi ti\u1ebft gi\u1eefa \u1ed5 c\u1ee9ng SSD v\u00e0 HDD \u0111\u1ec3 gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 hai lo\u1ea1i \u1ed5 n\u00e0y nh\u00e9:<\/p>\n\n<div class=\"pcrstb-wrap\"><table id=\"tablepress-40\" class=\"tablepress tablepress-id-40\">\n<thead>\n<tr class=\"row-1\">\n\t<th class=\"column-1\">Ti\u00eau ch\u00ed<\/th><th class=\"column-2\">\u1ed4 c\u1ee9ng HDD<\/th><th class=\"column-3\">\u1ed4 c\u1ee9ng SSD\t<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\">C\u1ea5u tr\u00fac<\/td><td class=\"column-2\">C\u00f3 b\u1ed9 ph\u1eadn c\u01a1 h\u1ecdc, s\u1eed d\u1ee5ng \u0111\u0129a t\u1eeb t\u00ednh v\u00e0 \u0111\u1ea7u \u0111\u1ecdc\/ghi<\/td><td class=\"column-3\">Kh\u00f4ng c\u00f3 b\u1ed9 ph\u1eadn c\u01a1 h\u1ecdc, s\u1eed d\u1ee5ng chip nh\u1edb NAND<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">T\u1ed1c \u0111\u1ed9<\/td><td class=\"column-2\">T\u1ed1c \u0111\u1ed9 \u0111\u1ecdc\/ghi ch\u1eadm h\u01a1n, ph\u1ee5 thu\u1ed9c v\u00e0o t\u1ed1c \u0111\u1ed9 quay c\u1ee7a \u0111\u0129a<\/td><td class=\"column-3\">T\u1ed1c \u0111\u1ed9 \u0111\u1ecdc\/ghi nhanh h\u01a1n nhi\u1ec1u l\u1ea7n so v\u1edbi HDD<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">\u0110\u1ed9 b\u1ec1n<\/td><td class=\"column-2\">D\u1ec5 b\u1ecb h\u1ecfng do s\u1ed1c v\u1eadt l\u00fd v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn c\u01a1 h\u1ecdc chuy\u1ec3n \u0111\u1ed9ng<\/td><td class=\"column-3\">B\u1ec1n h\u01a1n, kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi s\u1ed1c v\u1eadt l\u00fd<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">Ti\u1ebfng \u1ed3n<\/td><td class=\"column-2\">T\u1ea1o ra ti\u1ebfng \u1ed3n khi ho\u1ea1t \u0111\u1ed9ng do s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn c\u01a1 h\u1ecdc<\/td><td class=\"column-3\">Kh\u00f4ng c\u00f3 ti\u1ebfng \u1ed3n do kh\u00f4ng c\u00f3 b\u1ed9 ph\u1eadn chuy\u1ec3n \u0111\u1ed9ng<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">Nhi\u1ec7t \u0111\u1ed9<\/td><td class=\"column-2\">T\u1ea1o ra nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n do c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u01a1 h\u1ecdc<\/td><td class=\"column-3\">\u00cdt sinh nhi\u1ec7t h\u01a1n<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">Dung l\u01b0\u1ee3ng<\/td><td class=\"column-2\">Dung l\u01b0\u1ee3ng l\u1edbn h\u01a1n, c\u00f3 th\u1ec3 l\u00ean t\u1edbi 14TB ho\u1eb7c cao h\u01a1n<\/td><td class=\"column-3\">Dung l\u01b0\u1ee3ng th\u01b0\u1eddng th\u1ea5p h\u01a1n HDD (l\u00ean \u0111\u1ebfn 8TB)<\/td>\n<\/tr>\n<tr class=\"row-8\">\n\t<td class=\"column-1\">Gi\u00e1 th\u00e0nh<\/td><td class=\"column-2\">Gi\u00e1 r\u1ebb h\u01a1n, \u0111\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi dung l\u01b0\u1ee3ng l\u1edbn<\/td><td class=\"column-3\">Gi\u00e1 cao h\u01a1n so v\u1edbi HDD<\/td>\n<\/tr>\n<tr class=\"row-9\">\n\t<td class=\"column-1\">T\u00ecnh tr\u1ea1ng ph\u00e2n m\u1ea3nh<\/td><td class=\"column-2\">D\u1ec5 b\u1ecb ph\u00e2n m\u1ea3nh theo th\u1eddi gian, l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t<\/td><td class=\"column-3\">Kh\u00f4ng b\u1ecb ph\u00e2n m\u1ea3nh, duy tr\u00ec t\u1ed1c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh<\/td>\n<\/tr>\n<tr class=\"row-10\">\n\t<td class=\"column-1\">Tr\u1ecdng l\u01b0\u1ee3ng v\u00e0 k\u00edch th\u01b0\u1edbc<\/td><td class=\"column-2\">N\u1eb7ng v\u00e0 c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n so v\u1edbi SSD<\/td><td class=\"column-3\">Nh\u1eb9 v\u00e0 nh\u1ecf g\u1ecdn<\/td>\n<\/tr>\n<tr class=\"row-11\">\n\t<td class=\"column-1\">Tu\u1ed5i th\u1ecd<\/td><td class=\"column-2\">Tu\u1ed5i th\u1ecd th\u1ea5p h\u01a1n do c\u00e1c b\u1ed9 ph\u1eadn c\u01a1 h\u1ecdc d\u1ec5 hao m\u00f2n<\/td><td class=\"column-3\">Tu\u1ed5i th\u1ecd cao h\u01a1n, c\u00f3 th\u1ec3 l\u00ean \u0111\u1ebfn 5-10 n\u0103m<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n\n<p><a href=\"https:\/\/dncloud.net\/blog\/o-cung-ssd-la-gi\/\"><em><strong>Xem th\u00eam: \u1ed4 c\u1ee9ng SSD l\u00e0 g\u00ec? Nh\u1eefng lo\u1ea1i \u1ed5 c\u1ee9ng SSD ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay\u00a0<\/strong><\/em><\/a><\/p>\n<h2>L\u1eddi k\u1ebft<\/h2>\n<p>Hi v\u1ecdng qua b\u00e0n vi\u1ebft chi ti\u1ebft tr\u00ean \u0111\u00e3 gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 \u1ed5 c\u1ee9ng HDD c\u0169ng nh\u01b0 c\u00e1ch l\u1ef1a ch\u1ecdn ch\u00fang cho ph\u00f9 h\u1ee3p. N\u1ebfu c\u00f3 th\u1eafc m\u1eafc g\u00ec vui l\u00f2ng \u0111\u1ec3 l\u1ea1i b\u00ecnh lu\u1eadn ph\u00eda b\u00ean d\u01b0\u1edbi \u0111\u1ed9i ng\u0169 DNCLOUD s\u1ebd ph\u1ea3n h\u00f4\u00ec b\u1ea1n s\u1edbm nh\u1ea5t. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 xem th\u00eam m\u1ed9t s\u1ed1 b\u00e0i vi\u1ebft b\u1ed5 \u00edch kh\u00e1c ngay <a href=\"https:\/\/dncloud.net\/blog\/\"><strong>t\u1ea1i \u0111\u00e2y<\/strong><\/a> \u0111\u1ec3 \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt nh\u1eefng ki\u1ebfn th\u1ee9c m\u1edbi nh\u1ea5t t\u1eeb DNCLOUD.<\/p>\n<blockquote><p>B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 tham kh\u1ea3o th\u00eam m\u1ed9t s\u1ed1 d\u1ecbch v\u1ee5 li\u00ean quan t\u1ea1i DNCLOUD:<\/p>\n<p><a href=\"https:\/\/dncloud.net\/cloud-hosting\/\">Cloud hosting gi\u00e1 r\u1ebb ch\u1ec9 t\u1eeb 9,000 \u0111\u1ed3ng\/ th\u00e1ng<\/a><\/p>\n<p><a href=\"https:\/\/dncloud.net\/cloud-vps\/\">Cloud VPS gi\u00e1 r\u1ebb ch\u1ec9 t\u1eeb 65,000 \u0111\u1ed3ng\/ th\u00e1ng<\/a><\/p>\n<p><a href=\"https:\/\/dncloud.net\/ten-mien\/\">T\u00ean mi\u1ec1n gi\u00e1 r\u1ebb ch\u1ec9 t\u1eeb 39,000 \u0111\u1ed3ng\/ n\u0103m<\/a><\/p><\/blockquote>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Trong th\u1eddi \u0111\u1ea1i c\u00f4ng ngh\u1ec7 s\u1ed1, d\u1eef li\u1ec7u ng\u00e0y c\u00e0ng tr\u1edf n\u00ean quan tr\u1ecdng. \u0110\u1ec3 l\u01b0u&hellip;<\/p>\n","protected":false},"author":1,"featured_media":4623,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"no","_lmt_disable":"","footnotes":""},"categories":[132],"tags":[469,473,468,470,452,454,467,471,472],"class_list":["post-4601","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kien-thuc","tag-cac-loai-o-cung-hdd","tag-cach-chon-o-cung-hdd","tag-cau-tao-o-cung-hdd","tag-nguyen-ly-hoat-dong-o-cung-hdd","tag-o-cung-hdd","tag-o-hhd","tag-o-hhd-la-gi","tag-phan-biet-o-cung-hdd-va-ssd","tag-so-sanh-o-cung-hdd-va-ssd"],"_links":{"self":[{"href":"https:\/\/dncloud.net\/blog\/wp-json\/wp\/v2\/posts\/4601","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dncloud.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dncloud.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dncloud.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dncloud.net\/blog\/wp-json\/wp\/v2\/comments?post=4601"}],"version-history":[{"count":0,"href":"https:\/\/dncloud.net\/blog\/wp-json\/wp\/v2\/posts\/4601\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dncloud.net\/blog\/wp-json\/wp\/v2\/media\/4623"}],"wp:attachment":[{"href":"https:\/\/dncloud.net\/blog\/wp-json\/wp\/v2\/media?parent=4601"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dncloud.net\/blog\/wp-json\/wp\/v2\/categories?post=4601"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dncloud.net\/blog\/wp-json\/wp\/v2\/tags?post=4601"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}