{"id":464906,"date":"2025-06-15T10:34:37","date_gmt":"2025-06-15T03:34:37","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=464906"},"modified":"2025-06-15T10:34:37","modified_gmt":"2025-06-15T03:34:37","slug":"hdd","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/hdd\/","title":{"rendered":"\u1ed4 c\u1ee9ng HDD l\u00e0 g\u00ec? TOP c\u00e1c h\u00e3ng HDD \u0111\u01b0\u1ee3c tin d\u00f9ng nh\u1ea5t"},"content":{"rendered":"

\u1ed4 c\u1ee9ng HDD l\u00e0 g\u00ec?<\/b> D\u00f9 c\u00f4ng ngh\u1ec7 l\u01b0u tr\u1eef ng\u00e0y c\u00e0ng ph\u00e1t tri\u1ec3n v\u1edbi s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a SSD, nh\u01b0ng lo\u1ea1i \u1ed5 c\u1ee9ng truy\u1ec1n th\u1ed1ng n\u00e0y v\u1eabn \u0111\u01b0\u1ee3c tin d\u00f9ng nh\u1edd dung l\u01b0\u1ee3ng l\u1edbn, chi ph\u00ed h\u1ee3p l\u00fd v\u00e0 \u0111\u1ed9 b\u1ec1n \u1ed5n \u0111\u1ecbnh. Ch\u00ednh v\u00ec th\u1ebf, b\u00ean d\u01b0\u1edbi \u0111\u00e2y Ho\u00e0ng H\u00e0 Mobile s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 \u1ed5 \u0111\u0129a l\u01b0u tr\u1eef c\u01a1 h\u1ecdc l\u00e0 g\u00ec, c\u1ea5u t\u1ea1o v\u00e0 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng, \u0111\u1ed3ng th\u1eddi \u0111i\u1ec3m qua TOP c\u00e1c h\u00e3ng \u1ed5 c\u1ee9ng t\u1eeb t\u00ednh uy t\u00edn, \u0111\u01b0\u1ee3c ng\u01b0\u1eddi d\u00f9ng \u0111\u00e1nh gi\u00e1 cao tr\u00ean th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay.<\/span><\/p>\n

\u1ed4 c\u1ee9ng HDD l\u00e0 g\u00ec?<\/b><\/h2>\n

\u1ed4 \u0111\u0129a c\u1ee9ng truy\u1ec1n th\u1ed1ng l\u00e0 thi\u1ebft b\u1ecb l\u01b0u tr\u1eef d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn trong c\u00f4ng ngh\u1ec7 m\u00e1y t\u00ednh. Thi\u1ebft b\u1ecb th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh c\u00e1 nh\u00e2n, m\u00e1y ch\u1ee7 v\u00e0 thi\u1ebft b\u1ecb l\u01b0u tr\u1eef ngo\u1ea1i vi b\u1edfi chi ph\u00ed s\u1ea3n xu\u1ea5t t\u01b0\u01a1ng \u0111\u1ed1i th\u1ea5p so v\u1edbi c\u00e1c lo\u1ea1i b\u1ed9 nh\u1edb kh\u00e1c nh\u01b0 SSD. M\u1eb7c d\u00f9 t\u1ed1c \u0111\u1ed9 truy xu\u1ea5t d\u1eef li\u1ec7u kh\u00f4ng nhanh b\u1eb1ng \u1ed5 th\u1ec3 r\u1eafn, nh\u01b0ng nh\u1edd v\u00e0o dung l\u01b0\u1ee3ng l\u1edbn, ch\u00fang v\u1eabn l\u00e0 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho vi\u1ec7c l\u01b0u tr\u1eef d\u1eef li\u1ec7u kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn nh\u01b0 phim \u1ea3nh, t\u00e0i li\u1ec7u hay c\u00e1c ph\u1ea7n m\u1ec1m c\u00e0i \u0111\u1eb7t.<\/span><\/p>\n

Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a HDD<\/b><\/h3>\n

Nguy\u00ean l\u00fd v\u1eadn h\u00e0nh c\u1ee7a \u1ed5 ghi t\u1eeb t\u00ednh d\u1ef1a tr\u00ean s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa chuy\u1ec3n \u0111\u1ed9ng c\u01a1 h\u1ecdc v\u00e0 x\u1eed l\u00fd \u0111i\u1ec7n t\u1eed. Trong \u0111\u00f3, c\u00e1c \u0111\u0129a tr\u00f2n \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb v\u1eadt li\u1ec7u nh\u01b0 nh\u00f4m, th\u1ee7y tinh ho\u1eb7c g\u1ed1m \u0111\u01b0\u1ee3c ph\u1ee7 l\u1edbp t\u1eeb t\u00ednh chuy\u00ean bi\u1ec7t nh\u1eb1m l\u01b0u tr\u1eef th\u00f4ng tin. Nh\u1eefng \u0111\u0129a n\u00e0y quay v\u1edbi t\u1ed1c \u0111\u1ed9 cao nh\u1edd m\u1ed9t m\u00f4-t\u01a1 \u0111\u1eb7t \u1edf trung t\u00e2m, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho \u0111\u1ea7u t\u1eeb ti\u1ebfp c\u1eadn \u0111\u00fang v\u1ecb tr\u00ed c\u1ea7n thi\u1ebft tr\u00ean b\u1ec1 m\u1eb7t \u0111\u0129a.<\/span><\/p>\n

\"hdd-1\"<\/picture><\/p>\n

Khi h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng, bo m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n s\u1ebd g\u1eedi t\u00edn hi\u1ec7u \u0111\u1ebfn c\u00e1c th\u00e0nh ph\u1ea7n b\u00ean trong \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c nh\u01b0 t\u00ecm v\u1ecb tr\u00ed, x\u1eed l\u00fd y\u00eau c\u1ea7u v\u00e0 chuy\u1ec3n \u0111\u1ed5i d\u1eef li\u1ec7u th\u00e0nh t\u00edn hi\u1ec7u t\u1eeb h\u1ecdc. \u0110\u1ea7u \u0111\u1ecdc\/ghi s\u1ebd di chuy\u1ec3n linh ho\u1ea1t tr\u00ean c\u00e1c b\u1ec1 m\u1eb7t quay, s\u1eed d\u1ee5ng l\u1ef1c t\u1eeb \u0111\u1ec3 thay \u0111\u1ed5i c\u00e1c v\u00f9ng t\u1eeb t\u00ednh tr\u00ean b\u1ec1 m\u1eb7t \u0111\u0129a. M\u1ecdi t\u00e1c v\u1ee5 nh\u01b0 m\u1edf ph\u1ea7n m\u1ec1m, sao ch\u00e9p t\u1eadp tin, l\u01b0u t\u00e0i li\u1ec7u hay t\u1ea3i ch\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec1u li\u00ean quan \u0111\u1ebfn qu\u00e1 tr\u00ecnh t\u01b0\u01a1ng t\u00e1c n\u00e0y.<\/span><\/p>\n

T\u1ed1c \u0111\u1ed9 truy c\u1eadp nhanh hay ch\u1eadm ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1: t\u1ed1c \u0111\u1ed9 quay c\u1ee7a \u0111\u0129a (th\u01b0\u1eddng \u0111o b\u1eb1ng \u0111\u01a1n v\u1ecb v\u00f2ng\/ph\u00fat), hi\u1ec7u qu\u1ea3 x\u1eed l\u00fd c\u1ee7a bo m\u1ea1ch, c\u0169ng nh\u01b0 th\u1eddi gian di chuy\u1ec3n \u0111\u1ea7u \u0111\u1ecdc \u0111\u1ebfn \u0111\u00fang v\u1ecb tr\u00ed ch\u1ee9a th\u00f4ng tin. M\u1eb7c d\u00f9 ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean c\u01a1 ch\u1ebf v\u1eadt l\u00fd, nh\u01b0ng \u1ed5 c\u1ee9ng c\u00f3 kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng b\u1ec1n b\u1ec9 n\u1ebfu \u0111\u01b0\u1ee3c v\u1eadn h\u00e0nh v\u00e0 b\u1ea3o d\u01b0\u1ee1ng \u0111\u00fang c\u00e1ch.\u00a0<\/span><\/p>\n

C\u1ea5u t\u1ea1o c\u1ee7a \u1ed5 c\u1ee9ng HDD<\/b><\/h3>\n

Thi\u1ebft b\u1ecb l\u01b0u tr\u1eef c\u01a1 h\u1ecdc \u0111\u01b0\u1ee3c c\u1ea5u th\u00e0nh t\u1eeb nhi\u1ec1u b\u1ed9 ph\u1eadn kh\u00e1c nhau, m\u1ed7i ph\u1ea7n \u0111\u1ea3m nhi\u1ec7m vai tr\u00f2 ri\u00eang bi\u1ec7t nh\u1eb1m \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 ho\u1ea1t \u0111\u1ed9ng t\u1ed5ng th\u1ec3. Th\u00e0nh ph\u1ea7n \u0111\u1ea7u ti\u00ean l\u00e0 \u0111\u1ea7u \u0111\u1ecdc\/ghi, bao g\u1ed3m m\u1ed9t kim t\u1eeb c\u1ef1c nh\u1ecf c\u00f9ng v\u1edbi c\u1ea7n d\u1ecbch chuy\u1ec3n, c\u00f3 nhi\u1ec7m v\u1ee5 ti\u1ebfp c\u1eadn b\u1ec1 m\u1eb7t l\u01b0u tr\u1eef \u0111\u1ec3 th\u1ef1c hi\u1ec7n vi\u1ec7c ghi ho\u1eb7c truy xu\u1ea5t th\u00f4ng tin.<\/span><\/p>\n

K\u1ebf \u0111\u1ebfn l\u00e0 c\u1ee5m \u0111\u0129a quay, g\u1ed3m nh\u1eefng phi\u1ebfn tr\u00f2n ph\u1ee7 l\u1edbp v\u1eadt li\u1ec7u t\u1eeb t\u00ednh, \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi tr\u1ee5c \u0111\u1ed9ng l\u1ef1c \u2013 b\u1ed9 ph\u1eadn truy\u1ec1n chuy\u1ec3n \u0111\u1ed9ng t\u1eeb m\u00f4-t\u01a1 \u0111\u1ebfn c\u00e1c b\u1ec1 m\u1eb7t l\u01b0u tr\u1eef, \u0111\u1ea3m b\u1ea3o \u0111\u0129a v\u1eadn h\u00e0nh \u1ed5n \u0111\u1ecbnh \u1edf t\u1ed1c \u0111\u1ed9 cao. B\u1ed9 ph\u1eadn n\u00e0y cho ph\u00e9p d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy c\u1eadp li\u00ean t\u1ee5c nh\u1edd chuy\u1ec3n \u0111\u1ed9ng xoay \u0111\u1ec1u.<\/span><\/p>\n

\"hdd-2\"<\/picture><\/p>\n

Ti\u1ebfp theo l\u00e0 m\u1ea1ch \u0111i\u1ec7n t\u1eed \u0111i\u1ec1u khi\u1ec3n, \u0111\u1ea3m nh\u1eadn vi\u1ec7c ch\u1ec9 \u0111\u1ea1o ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c ph\u1ea7n c\u01a1 h\u1ecdc th\u00f4ng qua t\u00edn hi\u1ec7u k\u1ef9 thu\u1eadt s\u1ed1. H\u1ec7 th\u1ed1ng n\u00e0y bao g\u1ed3m c\u00e1c c\u1ed5ng giao ti\u1ebfp d\u1eef li\u1ec7u, ch\u00e2n c\u1ea5p ngu\u1ed3n, b\u1ed9 x\u1eed l\u00fd l\u1ec7nh, v\u00f9ng nh\u1edb \u0111\u1ec7m v\u00e0 h\u1ec7 th\u1ed1ng thi\u1ebft l\u1eadp ch\u1ebf \u0111\u1ed9 v\u1eadn h\u00e0nh, gi\u00fap \u1ed5 c\u1ee9ng ph\u1ed1i h\u1ee3p tr\u01a1n tru v\u1edbi bo m\u1ea1ch ch\u1ee7 m\u00e1y t\u00ednh.<\/span><\/p>\n

Bao b\u1ecdc to\u00e0n b\u1ed9 linh ki\u1ec7n l\u00e0 l\u1edbp v\u1ecf b\u1ea3o v\u1ec7, v\u1edbi khung \u0111\u1ebf ch\u1ecbu l\u1ef1c v\u00e0 n\u1eafp kim lo\u1ea1i che ch\u1eafn b\u1ee5i b\u1ea9n, ng\u0103n ch\u1eb7n y\u1ebfu t\u1ed1 b\u00ean ngo\u00e0i \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 b\u1ec1n. Cu\u1ed1i c\u00f9ng l\u00e0 h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef t\u1eeb, n\u01a1i c\u00e1c b\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c chia th\u00e0nh Track (r\u00e3nh), Sector (v\u00f9ng nh\u1ecf) v\u00e0 Cluster (c\u1ee5m), gi\u00fap t\u1ed5 ch\u1ee9c d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch logic, t\u0103ng hi\u1ec7u su\u1ea5t truy c\u1eadp v\u00e0 gi\u1ea3m ph\u00e2n m\u1ea3nh.<\/span><\/p>\n

\u0110\u1eb7c \u0111i\u1ec3m chung c\u1ee7a \u1ed5 c\u1ee9ng HDD<\/b><\/h2>\n

X\u00e9t v\u1ec1 kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef, \u1ed5 c\u1ee9ng<\/strong><\/a> n\u00e0y th\u01b0\u1eddng c\u00f3 dung l\u01b0\u1ee3ng l\u1edbn, v\u1edbi m\u1ee9c th\u00f4ng d\u1ee5ng t\u1eeb 500GB \u0111\u1ebfn 1TB, th\u1eadm ch\u00ed v\u01b0\u1ee3t ng\u01b0\u1ee1ng \u0111\u00f3 trong nh\u1eefng phi\u00ean b\u1ea3n cao c\u1ea5p. \u0110i\u1ec1u n\u00e0y \u0111\u00e1p \u1ee9ng t\u1ed1t nhu c\u1ea7u ch\u1ee9a \u0111\u1ef1ng t\u1ec7p tin dung l\u01b0\u1ee3ng l\u1edbn nh\u01b0 video, ph\u1ea7n m\u1ec1m hay h\u1ec7 \u0111i\u1ec1u h\u00e0nh.<\/span><\/p>\n

V\u1ec1 m\u1eb7t hi\u1ec7u su\u1ea5t, qu\u00e1 tr\u00ecnh truy c\u1eadp d\u1eef li\u1ec7u c\u1ee7a \u1ed5 c\u1ee9ng di\u1ec5n ra d\u1ef1a tr\u00ean chuy\u1ec3n \u0111\u1ed9ng c\u01a1 h\u1ecdc n\u00ean th\u1eddi gian kh\u1edfi \u0111\u1ed9ng th\u01b0\u1eddng ch\u1eadm h\u01a1n so v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p l\u01b0u tr\u1eef hi\u1ec7n \u0111\u1ea1i nh\u01b0 SSD. Trong \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng b\u00ecnh th\u01b0\u1eddng, t\u1ed1c \u0111\u1ed9 ph\u1ea3n h\u1ed3i v\u00e0 x\u1eed l\u00fd t\u00e1c v\u1ee5 c\u1ee7a lo\u1ea1i \u1ed5 n\u00e0y c\u0169ng kh\u00f4ng b\u1eb1ng c\u00e1c thi\u1ebft b\u1ecb d\u00f9ng b\u1ed9 nh\u1edb flash.<\/span><\/p>\n

\"hdd-3\"<\/picture><\/p>\n

Khi n\u00f3i \u0111\u1ebfn c\u00e1ch d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u, thi\u1ebft b\u1ecb l\u00e0m vi\u1ec7c hi\u1ec7u qu\u1ea3 nh\u1ea5t khi th\u00f4ng tin \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp li\u00ean ti\u1ebfp nhau. Tuy nhi\u00ean, theo th\u1eddi gian, vi\u1ec7c ghi \u0111\u00e8 v\u00e0 x\u00f3a nhi\u1ec1u l\u1ea7n khi\u1ebfn d\u1eef li\u1ec7u tr\u1edf n\u00ean ph\u00e2n t\u00e1n, d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng ph\u00e2n m\u1ea3nh, l\u00e0m gi\u1ea3m hi\u1ec7u qu\u1ea3 \u0111\u1ecdc\/ghi v\u00e0 g\u00e2y hao t\u1ed5n t\u00e0i nguy\u00ean h\u1ec7 th\u1ed1ng.<\/span><\/p>\n

V\u1ec1 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, do c\u1ea5u tr\u00fac g\u1ed3m c\u00e1c th\u00e0nh ph\u1ea7n chuy\u1ec3n \u0111\u1ed9ng nh\u01b0 m\u00e2m \u0111\u0129a v\u00e0 \u0111\u1ea7u t\u1eeb, lo\u1ea1i thi\u1ebft b\u1ecb n\u00e0y d\u1ec5 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi va ch\u1ea1m hay rung l\u1eafc, d\u1eabn \u0111\u1ebfn nguy c\u01a1 l\u1ed7i ph\u1ea7n c\u1ee9ng ho\u1eb7c m\u1ea5t m\u00e1t d\u1eef li\u1ec7u.<\/span><\/p>\n

C\u00e1c lo\u1ea1i \u1ed5 c\u1ee9ng HDD ph\u1ed5 bi\u1ebfn hi\u1ec7n nay<\/b><\/h2>\n

Tr\u00ean th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay, \u1ed5 l\u01b0u tr\u1eef truy\u1ec1n th\u1ed1ng \u0111\u01b0\u1ee3c chia th\u00e0nh hai d\u00f2ng ch\u00ednh: n\u1ed9i b\u1ed9 (Internal) v\u00e0 di \u0111\u1ed9ng (External), m\u1ed7i lo\u1ea1i ph\u1ee5c v\u1ee5 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng kh\u00e1c nhau v\u00e0 c\u00f3 nh\u1eefng \u0111\u1eb7c tr\u01b0ng ri\u00eang bi\u1ec7t.<\/span><\/p>\n

\u1ed4 c\u1ee9ng Internal hay c\u00f2n g\u1ecdi l\u00e0 \u1ed5 c\u1ee9ng g\u1eafn trong, th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t c\u1ed1 \u0111\u1ecbnh b\u00ean trong th\u00f9ng m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n ho\u1eb7c laptop. K\u00edch c\u1ee1 ph\u1ed5 bi\u1ebfn c\u1ee7a d\u00f2ng n\u00e0y l\u00e0 3,5 inch, c\u00f9ng v\u1edbi dung l\u01b0\u1ee3ng ph\u1ed5 bi\u1ebfn kho\u1ea3ng 4TB. Lo\u1ea1i n\u00e0y s\u1edf h\u1eefu t\u1ed1c \u0111\u1ed9 truy xu\u1ea5t d\u1eef li\u1ec7u trung b\u00ecnh kho\u1ea3ng 530 MB\/s, \u0111\u00e1p \u1ee9ng t\u1ed1t c\u00e1c t\u00e1c v\u1ee5 l\u01b0u tr\u1eef c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao. Chi ph\u00ed c\u1ee7a d\u00f2ng s\u1ea3n ph\u1ea9m n\u00e0y dao \u0111\u1ed9ng t\u1eeb 2 \u0111\u1ebfn 7 tri\u1ec7u \u0111\u1ed3ng, tuy nhi\u00ean m\u1ee9c gi\u00e1 t\u01b0\u01a1ng \u0111\u1ed1i d\u1ec5 ti\u1ebfp c\u1eadn, ph\u00f9 h\u1ee3p v\u1edbi ng\u01b0\u1eddi d\u00f9ng c\u1ea7n l\u01b0u l\u01b0\u1ee3ng l\u1edbn nh\u01b0ng kh\u00f4ng y\u00eau c\u1ea7u t\u00ednh di \u0111\u1ed9ng cao.<\/span><\/p>\n

\"hdd-4\"<\/picture><\/p>\n

Trong khi \u0111\u00f3, \u1ed5 c\u1ee9ng External l\u1ea1i \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng nh\u1edd t\u00ednh linh ho\u1ea1t. V\u1edbi k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn ch\u1ec9 2,5 inch, d\u00f2ng \u1ed5 c\u1ee9ng n\u00e0y d\u1ec5 d\u00e0ng mang theo v\u00e0 k\u1ebft n\u1ed1i qua c\u1ed5ng USB ho\u1eb7c Thunderbolt m\u00e0 kh\u00f4ng c\u1ea7n c\u1ea5p ngu\u1ed3n ri\u00eang. Dung l\u01b0\u1ee3ng ti\u00eau chu\u1ea9n c\u1ee7a lo\u1ea1i thi\u1ebft b\u1ecb n\u00e0y th\u01b0\u1eddng \u0111\u1ea1t \u0111\u1ebfn 2TB, nh\u01b0ng hi\u1ec7n nay c\u00f3 nhi\u1ec1u m\u1eabu c\u1ea3i ti\u1ebfn nh\u01b0 Backup Plus Desktop c\u00f3 th\u1ec3 ch\u1ee9a \u0111\u1ebfn 5TB, m\u1edf r\u1ed9ng kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef v\u01b0\u1ee3t tr\u1ed9i. Ngo\u00e0i ra, thi\u1ebft k\u1ebf hi\u1ec7n \u0111\u1ea1i v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi nhi\u1ec1u h\u1ec7 \u0111i\u1ec1u h\u00e0nh khi\u1ebfn \u1ed5 c\u1ee9ng g\u1eafn ngo\u00e0i tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 l\u00fd t\u01b0\u1edfng cho ng\u01b0\u1eddi d\u00f9ng di chuy\u1ec3n th\u01b0\u1eddng xuy\u00ean ho\u1eb7c c\u1ea7n sao l\u01b0u d\u1eef li\u1ec7u.<\/span><\/p>\n

C\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt tr\u00ean HDD<\/b><\/h2>\n

M\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 \u0111\u1ea7u ti\u00ean c\u1ea7n quan t\u00e2m l\u00e0 dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef, \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng c\u00e1c \u0111\u01a1n v\u1ecb nh\u01b0 byte, kilobyte, megabyte, gigabyte v\u00e0 terabyte. \u0110\u00e2y l\u00e0 ch\u1ec9 s\u1ed1 cho bi\u1ebft kh\u1ea3 n\u0103ng ch\u1ee9a d\u1eef li\u1ec7u c\u1ee7a \u1ed5 \u0111\u0129a, \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng trong c\u00e1c t\u00ecnh hu\u1ed1ng kh\u00e1c nhau t\u1eeb c\u00e1 nh\u00e2n \u0111\u1ebfn doanh nghi\u1ec7p.<\/span><\/p>\n

M\u1ed9t th\u00f4ng s\u1ed1 quan tr\u1ecdng kh\u00e1c l\u00e0 th\u1eddi gian t\u00ecm ki\u1ebfm trung b\u00ecnh, kho\u1ea3ng th\u1eddi gian \u0111\u1ea7u t\u1eeb di chuy\u1ec3n t\u1eeb m\u1ed9t v\u1ecb tr\u00ed n\u00e0y \u0111\u1ebfn m\u1ed9t v\u1ecb tr\u00ed kh\u00e1c tr\u00ean b\u1ec1 m\u1eb7t \u0111\u0129a. Ch\u1ec9 s\u1ed1 n\u00e0y c\u00e0ng th\u1ea5p th\u00ec qu\u00e1 tr\u00ecnh \u0111\u1ecdc\/ghi di\u1ec5n ra c\u00e0ng nhanh. B\u00ean c\u1ea1nh \u0111\u00f3, Th\u1eddi gian truy c\u1eadp ng\u1eabu nhi\u00ean c\u0169ng c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t k\u1ef9 l\u01b0\u1ee1ng. \u0110\u00e2y l\u00e0 th\u1eddi gian m\u00e0 \u1ed5 c\u1ee9ng m\u1ea5t \u0111\u1ec3 \u0111\u1ecbnh v\u1ecb v\u00e0 l\u1ea5y m\u1ed9t d\u1eef li\u1ec7u kh\u00f4ng x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc, th\u1ec3 hi\u1ec7n kh\u1ea3 n\u0103ng ph\u1ea3n h\u1ed3i trong c\u00e1c t\u00e1c v\u1ee5 linh ho\u1ea1t.<\/span><\/p>\n

\"hdd-5\"<\/picture><\/p>\n

Ti\u1ebfp theo l\u00e0 Th\u1eddi gian truy c\u1eadp t\u1ed5ng th\u1ec3, \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00e1ch c\u1ed9ng th\u1eddi gian di chuy\u1ec3n \u0111\u1ea7u \u0111\u1ecdc v\u00e0 th\u1eddi gian \u0111\u1ecbnh v\u1ecb sector c\u1ee5 th\u1ec3 tr\u00ean track. Th\u00f4ng s\u1ed1 n\u00e0y ph\u1ea3n \u00e1nh \u0111\u1ed9 tr\u1ec5 trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd y\u00eau c\u1ea7u truy xu\u1ea5t d\u1eef li\u1ec7u.<\/span><\/p>\n

Cu\u1ed1i c\u00f9ng, MTBF (Mean Time Between Failures) l\u00e0 ch\u1ec9 s\u1ed1 th\u1ec3 hi\u1ec7n \u0111\u1ed9 tin c\u1eady v\u00e0 tu\u1ed5i th\u1ecd d\u1ef1 ki\u1ebfn c\u1ee7a thi\u1ebft b\u1ecb, th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng gi\u1edd v\u1eadn h\u00e0nh. V\u1edbi t\u1ed1c \u0111\u1ed9 quay cao nh\u01b0 15.000 v\u00f2ng\/ph\u00fat, MTBF c\u00f3 th\u1ec3 l\u00ean t\u1edbi 1,4 tri\u1ec7u gi\u1edd. T\u1eeb \u0111\u00f3 cho th\u1ea5y \u1ed5 c\u1ee9ng c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh trong th\u1eddi gian d\u00e0i n\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u00fang c\u00e1ch.<\/span><\/p>\n

C\u00e1c h\u00e3ng HDD \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi tin d\u00f9ng hi\u1ec7n nay<\/b><\/h2>\n

Tr\u00ean th\u1ecb tr\u01b0\u1eddng thi\u1ebft b\u1ecb l\u01b0u tr\u1eef hi\u1ec7n nay, c\u00f3 nhi\u1ec1u th\u01b0\u01a1ng hi\u1ec7u s\u1ea3n xu\u1ea5t \u1ed5 c\u1ee9ng c\u01a1 h\u1ecdc n\u1ed5i b\u1eadt v\u00e0 \u0111\u01b0\u1ee3c ng\u01b0\u1eddi ti\u00eau d\u00f9ng \u0111\u00e1nh gi\u00e1 cao nh\u1edd ch\u1ea5t l\u01b0\u1ee3ng \u1ed5n \u0111\u1ecbnh, hi\u1ec7u su\u1ea5t \u0111\u00e1ng tin c\u1eady c\u00f9ng m\u1ee9c gi\u00e1 ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u s\u1eed d\u1ee5ng \u0111a d\u1ea1ng. Trong s\u1ed1 \u0111\u00f3, Western Digital (WD) l\u00e0 c\u00e1i t\u00ean quen thu\u1ed9c v\u1edbi d\u1ea3i s\u1ea3n ph\u1ea9m phong ph\u00fa, t\u1eeb d\u00f2ng Blue ph\u1ed5 th\u00f4ng, Black hi\u1ec7u n\u0103ng cao \u0111\u1ebfn Red chuy\u00ean d\u00f9ng cho h\u1ec7 th\u1ed1ng NAS. C\u00e1c s\u1ea3n ph\u1ea9m c\u1ee7a WD \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng nh\u1edd \u0111\u1ed9 b\u1ec1n, kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 b\u1ea3o h\u00e0nh t\u1ed1t.<\/span><\/p>\n

Ti\u1ebfp \u0111\u1ebfn l\u00e0 Seagate, m\u1ed9t trong nh\u1eefng nh\u00e0 s\u1ea3n xu\u1ea5t l\u1edbn tr\u00ean to\u00e0n c\u1ea7u. H\u00e3ng n\u1ed5i b\u1eadt v\u1edbi lo\u1ea1t \u1ed5 c\u1ee9ng c\u00f3 t\u1ed1c \u0111\u1ed9 truy xu\u1ea5t nhanh, dung l\u01b0\u1ee3ng l\u1edbn v\u00e0 c\u00f4ng ngh\u1ec7 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u ti\u00ean ti\u1ebfn. Seagate th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn cho c\u00e1c h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef chuy\u00ean nghi\u1ec7p, trung t\u00e2m d\u1eef li\u1ec7u ho\u1eb7c ng\u01b0\u1eddi d\u00f9ng c\u1ea7n kh\u00f4ng gian l\u01b0u tr\u1eef kh\u1ed5ng l\u1ed3.<\/span><\/p>\n

\"hdd-6\"<\/picture><\/p>\n

Toshiba c\u0169ng l\u00e0 th\u01b0\u01a1ng hi\u1ec7u c\u00f3 ch\u1ed7 \u0111\u1ee9ng v\u1eefng ch\u1eafc trong l\u0129nh v\u1ef1c \u1ed5 \u0111\u0129a t\u1eeb t\u00ednh. Thi\u1ebft b\u1ecb c\u1ee7a h\u00e3ng n\u00e0y \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao v\u1ec1 hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh, gi\u00e1 th\u00e0nh h\u1ee3p l\u00fd v\u00e0 tu\u1ed5i th\u1ecd cao, ph\u00f9 h\u1ee3p cho c\u1ea3 m\u00e1y t\u00ednh c\u00e1 nh\u00e2n l\u1eabn h\u1ec7 th\u1ed1ng doanh nghi\u1ec7p.<\/span><\/p>\n

Ngo\u00e0i ra, c\u00e1c th\u01b0\u01a1ng hi\u1ec7u nh\u01b0 Hitachi, Sony, Kiwivision hay Dell c\u0169ng cung c\u1ea5p nhi\u1ec1u m\u1eabu \u1ed5 c\u1ee9ng c\u00f3 t\u00ednh n\u0103ng \u0111\u1eb7c th\u00f9, ph\u1ee5c v\u1ee5 cho nhi\u1ec1u m\u1ee5c \u0111\u00edch kh\u00e1c nhau nh\u01b0 l\u01b0u tr\u1eef \u0111a ph\u01b0\u01a1ng ti\u1ec7n, sao l\u01b0u d\u1eef li\u1ec7u, ho\u1eb7c t\u00edch h\u1ee3p trong c\u00e1c thi\u1ebft b\u1ecb c\u00f4ng ngh\u1ec7 cao. M\u1ed7i nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ec1u c\u00f3 \u0111i\u1ec3m m\u1ea1nh ri\u00eang, t\u1eeb thi\u1ebft k\u1ebf b\u1ec1n b\u1ec9, c\u00f4ng ngh\u1ec7 ch\u1ed1ng s\u1ed1c \u0111\u1ebfn dung l\u01b0\u1ee3ng v\u01b0\u1ee3t tr\u1ed9i.<\/span><\/p>\n

N\u00ean ch\u1ecdn HDD hay SSD?<\/b><\/h2>\n

Khi l\u1ef1a ch\u1ecdn thi\u1ebft b\u1ecb l\u01b0u tr\u1eef cho m\u00e1y t\u00ednh, vi\u1ec7c c\u00e2n nh\u1eafc gi\u1eefa \u1ed5 c\u1ee9ng c\u01a1 h\u1ecdc v\u00e0 \u1ed5 c\u1ee9ng th\u1ec3 r\u1eafn ph\u1ee5 thu\u1ed9c v\u00e0o nhu c\u1ea7u s\u1eed d\u1ee5ng c\u1ee5 th\u1ec3 c\u0169ng nh\u01b0 ng\u00e2n s\u00e1ch c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. \u1ed4 \u0111\u0129a t\u1eeb t\u00ednh truy\u1ec1n th\u1ed1ng n\u1ed5i b\u1eadt nh\u1edd kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef dung l\u01b0\u1ee3ng l\u1edbn v\u1edbi chi ph\u00ed th\u1ea5p. \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng \u00e1n ph\u00f9 h\u1ee3p cho nh\u1eefng ai c\u1ea7n kh\u00f4ng gian r\u1ed9ng \u0111\u1ec3 ch\u1ee9a phim, nh\u1ea1c, t\u00e0i li\u1ec7u hay sao l\u01b0u d\u1eef li\u1ec7u l\u00e2u d\u00e0i.\u00a0<\/span><\/p>\n

\"hdd-7\"<\/picture><\/p>\n

Ng\u01b0\u1ee3c l\u1ea1i, \u1ed5 c\u1ee9ng th\u1ec3 r\u1eafn SSD s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 chip nh\u1edb flash, cho ph\u00e9p truy xu\u1ea5t d\u1eef li\u1ec7u nhanh ch\u00f3ng, th\u1eddi gian kh\u1edfi \u0111\u1ed9ng h\u1ec7 \u0111i\u1ec1u h\u00e0nh r\u00fat ng\u1eafn \u0111\u00e1ng k\u1ec3 v\u00e0 kh\u1ea3 n\u0103ng m\u1edf \u1ee9ng d\u1ee5ng m\u01b0\u1ee3t m\u00e0 h\u01a1n. Nh\u1edd t\u1ed1c \u0111\u1ed9 v\u01b0\u1ee3t tr\u1ed9i, SSD \u0111\u1eb7c bi\u1ec7t th\u00edch h\u1ee3p cho vi\u1ec7c c\u00e0i \u0111\u1eb7t Windows, ph\u1ea7n m\u1ec1m ho\u1eb7c ph\u1ee5c v\u1ee5 c\u00e1c t\u00e1c v\u1ee5 \u0111\u00f2i h\u1ecfi hi\u1ec7u n\u0103ng cao. Tuy nhi\u00ean, nh\u01b0\u1ee3c \u0111i\u1ec3m l\u1edbn nh\u1ea5t c\u1ee7a d\u00f2ng n\u00e0y l\u00e0 gi\u00e1 th\u00e0nh tr\u00ean m\u1ed7i GB cao h\u01a1n kh\u00e1 nhi\u1ec1u so v\u1edbi \u1ed5 ghi t\u1eeb t\u00ednh, \u0111\u1eb7c bi\u1ec7t \u1edf c\u00e1c phi\u00ean b\u1ea3n dung l\u01b0\u1ee3ng l\u1edbn.<\/span><\/p>\n

V\u00ec th\u1ebf, m\u1ed9t l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u l\u00e0 k\u1ebft h\u1ee3p c\u1ea3 hai lo\u1ea1i thi\u1ebft b\u1ecb l\u01b0u tr\u1eef. Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng SSD \u0111\u1ec3 c\u00e0i h\u1ec7 \u0111i\u1ec1u h\u00e0nh nh\u1eb1m t\u0103ng t\u1ed1c \u0111\u1ed9 ph\u1ea3n h\u1ed3i t\u1ed5ng th\u1ec3, trong khi d\u00f9ng \u1ed5 c\u1ee9ng c\u01a1 h\u1ecdc \u0111\u1ec3 ch\u1ee9a c\u00e1c t\u1eadp tin dung l\u01b0\u1ee3ng l\u1edbn kh\u00f4ng c\u1ea7n truy c\u1eadp th\u01b0\u1eddng xuy\u00ean. C\u00e1ch ph\u1ed1i h\u1ee3p n\u00e0y v\u1eeba \u0111\u1ea3m b\u1ea3o hi\u1ec7u n\u0103ng, v\u1eeba ti\u1ebft ki\u1ec7m chi ph\u00ed. Vi\u1ec7c ch\u1ecdn lo\u1ea1i \u1ed5 n\u00e0o n\u00ean d\u1ef1a v\u00e0o m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf, \u01b0u ti\u00ean hi\u1ec7u su\u1ea5t hay dung l\u01b0\u1ee3ng \u0111\u1ec3 c\u00f3 gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t cho h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n.<\/span><\/p>\n

K\u1ebft lu\u1eadn<\/b><\/h2>\n

\u1ed4 c\u1ee9ng HDD<\/b> v\u1eabn gi\u1eef v\u1ecb tr\u00ed quan tr\u1ecdng trong th\u1ebf gi\u1edbi l\u01b0u tr\u1eef d\u1eef li\u1ec7u nh\u1edd kh\u1ea3 n\u0103ng cung c\u1ea5p dung l\u01b0\u1ee3ng l\u1edbn v\u1edbi chi ph\u00ed h\u1ee3p l\u00fd, ph\u00f9 h\u1ee3p cho nhu c\u1ea7u l\u01b0u tr\u1eef \u0111a d\u1ea1ng t\u1eeb c\u00e1 nh\u00e2n \u0111\u1ebfn doanh nghi\u1ec7p. T\u1ed5ng th\u1ec3, lo\u1ea1i \u1ed5 c\u1ee9ng n\u00e0y v\u1eabn l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p cho nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng mu\u1ed1n c\u00e2n b\u1eb1ng gi\u1eefa hi\u1ec7u n\u0103ng, chi ph\u00ed v\u00e0 dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef, g\u00f3p ph\u1ea7n quan tr\u1ecdng v\u00e0o h\u1ec7 sinh th\u00e1i c\u00f4ng ngh\u1ec7 hi\u1ec7n \u0111\u1ea1i.<\/span><\/p>\n

Xem th\u00eam:<\/b><\/p>\n