{"id":4136,"date":"2025-09-16T11:12:00","date_gmt":"2025-09-16T11:12:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/glossary\/what-is-an-hdd-hard-disk-drive\/"},"modified":"2026-06-22T07:10:42","modified_gmt":"2026-06-22T07:10:42","slug":"what-is-an-hdd-hard-disk-drive","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/what-is-an-hdd-hard-disk-drive","title":{"rendered":"Vai tr\u00f2 c\u1ee7a \u1ed4 c\u1ee9ng (HDD) trong \u0110i\u1ec7n to\u00e1n Hi\u1ec7n \u0111\u1ea1i"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"608\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/fdeb1a5029bb4fb4a417d0073fbc906a-1024x608.webp\" alt=\"The Role of HDDs (Hard Disk Drives) in Modern Computing\" class=\"wp-image-4133\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/fdeb1a5029bb4fb4a417d0073fbc906a-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/fdeb1a5029bb4fb4a417d0073fbc906a-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/fdeb1a5029bb4fb4a417d0073fbc906a-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/fdeb1a5029bb4fb4a417d0073fbc906a-18x12.webp 18w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/fdeb1a5029bb4fb4a417d0073fbc906a.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u25b2 \u1ed4 c\u1ee9ng (HDD) l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>\u1ed4 c\u1ee9ng (HDD)<\/strong> l\u00e0 thi\u1ebft b\u1ecb l\u01b0u tr\u1eef d\u1eef li\u1ec7u truy\u1ec1n th\u1ed1ng s\u1eed d\u1ee5ng <strong>c\u00e1c \u0111\u0129a t\u1eeb quay<\/strong> \u0111\u1ec3 \u0111\u1ecdc v\u00e0 ghi th\u00f4ng tin. Kh\u00f4ng gi\u1ed1ng nh\u01b0 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/ram-random-access-memory-explained\/\"><strong>RAM<\/strong><\/a>, v\u1ed1n mang t\u00ednh d\u1ec5 bay h\u01a1i v\u00e0 t\u1ea1m th\u1eddi, HDD cung c\u1ea5p <strong>b\u1ed9 nh\u1edb kh\u00f4ng d\u1ec5 bay h\u01a1i<\/strong>, ngh\u0129a l\u00e0 d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c b\u1ea3o to\u00e0n ngay c\u1ea3 khi h\u1ec7 th\u1ed1ng t\u1eaft ngu\u1ed3n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">HDD \u0111\u00e3 l\u00e0 tr\u1ee5 c\u1ed9t c\u1ee7a m\u00e1y t\u00ednh c\u00e1 nh\u00e2n, m\u00e1y ch\u1ee7 doanh nghi\u1ec7p v\u00e0 trung t\u00e2m d\u1eef li\u1ec7u trong h\u00e0ng th\u1eadp k\u1ef7, cung c\u1ea5p dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef l\u1edbn v\u1edbi chi ph\u00ed t\u01b0\u01a1ng \u0111\u1ed1i th\u1ea5p.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u25b2 Ch\u1ee9c n\u0103ng c\u1ee7a HDD<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">HDD \u0111\u1ea3m nhi\u1ec7m nhi\u1ec1u vai tr\u00f2 then ch\u1ed1t trong c\u00e1c h\u1ec7 th\u1ed1ng \u0111i\u1ec7n to\u00e1n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>L\u01b0u tr\u1eef d\u1eef li\u1ec7u:<\/strong> L\u01b0u gi\u1eef h\u1ec7 \u0111i\u1ec1u h\u00e0nh, \u1ee9ng d\u1ee5ng v\u00e0 t\u1ec7p ng\u01b0\u1eddi d\u00f9ng.<\/p><\/li>\n\n\n\n<li><p><strong>Ch\u1ee9c n\u0103ng kh\u1edfi \u0111\u1ed9ng:<\/strong> N\u1ea1p ph\u1ea7n m\u1ec1m h\u1ec7 th\u1ed1ng khi m\u00e1y t\u00ednh kh\u1edfi \u0111\u1ed9ng.<\/p><\/li>\n\n\n\n<li><p><strong>Truy xu\u1ea5t d\u1eef li\u1ec7u:<\/strong> Cung c\u1ea5p quy\u1ec1n truy c\u1eadp v\u00e0o t\u1ec7p, \u1ee9ng d\u1ee5ng v\u00e0 th\u00f4ng tin \u0111\u01b0\u1ee3c l\u01b0u t\u1ea1m (cached).<\/p><\/li>\n\n\n\n<li><p><strong>L\u01b0u tr\u1eef d\u00e0i h\u1ea1n:<\/strong> L\u01b0u tr\u1eef kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn d\u1eef li\u1ec7u d\u00e0i h\u1ea1n, b\u1ea3n sao l\u01b0u v\u00e0 nh\u1eadt k\u00fd.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu kh\u00f4ng c\u00f3 HDD ho\u1eb7c gi\u1ea3i ph\u00e1p l\u01b0u tr\u1eef t\u01b0\u01a1ng t\u1ef1, m\u00e1y t\u00ednh s\u1ebd kh\u00f4ng th\u1ec3 l\u01b0u gi\u1eef th\u00f4ng tin sau khi t\u1eaft ngu\u1ed3n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u25b2 HDD ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t HDD bao g\u1ed3m <strong>c\u00e1c phi\u1ebfn \u0111\u0129a (platters), tr\u1ee5c quay (spindle) v\u00e0 \u0111\u1ea7u \u0111\u1ecdc\/ghi<\/strong>. D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c ghi l\u00ean c\u00e1c phi\u1ebfn \u0111\u0129a d\u01b0\u1edbi d\u1ea1ng c\u00e1c m\u1eabu t\u1eeb t\u00ednh, v\u00e0 \u0111\u1ea7u \u0111\u1ecdc\/ghi di chuy\u1ec3n tr\u00ean b\u1ec1 m\u1eb7t \u0111\u0129a \u0111\u1ec3 truy c\u1eadp th\u00f4ng tin. C\u00e1c HDD ti\u00eau d\u00f9ng ph\u1ed5 bi\u1ebfn th\u01b0\u1eddng v\u1eadn h\u00e0nh \u1edf t\u1ed1c \u0111\u1ed9 <strong>400 v\u00f2ng\/ph\u00fat ho\u1eb7c 7.200 v\u00f2ng\/ph\u00fat<\/strong>, trong khi c\u00e1c HDD d\u00e0nh cho doanh nghi\u1ec7p c\u00f3 th\u1ec3 \u0111\u1ea1t t\u1edbi <strong>t\u1ed1c \u0111\u1ed9 10.000 v\u00f2ng\/ph\u00fat ho\u1eb7c 15.000 v\u00f2ng\/ph\u00fat<\/strong> nh\u1eb1m hi\u1ec7u su\u1ea5t nhanh h\u01a1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u25b2 So s\u00e1nh HDD v\u00e0 SSD: Nh\u1eefng kh\u00e1c bi\u1ec7t ch\u00ednh<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t trong nh\u1eefng c\u00e2u h\u1ecfi ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0: <strong>HDD so s\u00e1nh v\u1edbi <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/ssd-solid-state-drive-explained\/\"><strong>\u1ed4 c\u1ee9ng SSD<\/strong><\/a><strong>?<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 190px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"190\"><p>\u0110\u1eb7c t\u00ednh<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>HDD (\u1ed4 c\u1ee9ng)<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>SSD (\u1ed4 tr\u1ea1ng th\u00e1i r\u1eafn)<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"190\"><p><strong>T\u1ed1c \u0111\u1ed9<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Ch\u1eadm h\u01a1n (c\u00f3 b\u1ed9 ph\u1eadn c\u01a1 h\u1ecdc)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Nhanh h\u01a1n nhi\u1ec1u (d\u00f9ng b\u1ed9 nh\u1edb flash)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"190\"><p><strong>\u0110\u1ed9 b\u1ec1n<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>D\u1ec5 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi va ch\u1ea1m<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>B\u1ec1n h\u01a1n, kh\u00f4ng c\u00f3 b\u1ed9 ph\u1eadn chuy\u1ec3n \u0111\u1ed9ng<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"190\"><p><strong>Chi ph\u00ed tr\u00ean m\u1ed7i GB<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>R\u1ebb h\u01a1n<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0110\u1eaft h\u01a1n<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"190\"><p><strong>Dung l\u01b0\u1ee3ng<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Cao (l\u00ean \u0111\u1ebfn h\u01a1n 20 TB)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0110ang t\u0103ng nh\u01b0ng v\u1eabn \u0111\u1eaft h\u01a1n<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">HDD v\u1eabn ph\u1ed5 bi\u1ebfn trong c\u00e1c h\u1ec7 th\u1ed1ng y\u00eau c\u1ea7u <strong>dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef l\u1edbn v\u1edbi chi ph\u00ed h\u1ee3p l\u00fd<\/strong>, trong khi SSD \u0111\u01b0\u1ee3c \u01b0u ti\u00ean cho <strong>t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u1ed9 ph\u1ea3n h\u1ed3i<\/strong>.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u25b2 C\u00e1c lo\u1ea1i HDD<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p><strong>HDD SATA:<\/strong> C\u00e1c \u1ed5 ti\u00eau chu\u1ea9n d\u00e0nh cho m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n v\u00e0 m\u00e1y t\u00ednh x\u00e1ch tay.<\/p><\/li>\n\n\n\n<li><p><strong>HDD SAS:<\/strong> C\u00e1c \u1ed5 t\u1ed1c \u0111\u1ed9 cao d\u00e0nh cho m\u00e1y ch\u1ee7 doanh nghi\u1ec7p v\u00e0 h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef.<\/p><\/li>\n\n\n\n<li><p><strong>HDD ngo\u00e0i:<\/strong> Gi\u1ea3i ph\u00e1p di \u0111\u1ed9ng \u0111\u1ec3 sao l\u01b0u v\u00e0 m\u1edf r\u1ed9ng dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef.<\/p><\/li>\n\n\n\n<li><p><strong>\u1ed4 lai (SSHD):<\/strong> K\u1ebft h\u1ee3p kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef c\u1ee7a HDD v\u1edbi b\u1ed9 \u0111\u1ec7m SSD nh\u1eb1m c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t.<\/p><\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u25b2 HDD trong m\u00f4i tr\u01b0\u1eddng doanh nghi\u1ec7p v\u00e0 m\u1ea1ng<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Trong l\u0129nh v\u1ef1c CNTT doanh nghi\u1ec7p, HDD v\u1eabn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/what-is-servers-components-types-functions\/\"><strong>, and fiber optic links through interchangeable transceiver modules. Unlike standard RJ45 Ethernet ports, SFP ports can support both fiber optic and copper Ethernet connections depending on the installed module.<\/strong><\/a><strong>, NAS (B\u1ed9 l\u01b0u tr\u1eef g\u1eafn m\u1ea1ng) v\u00e0 trung t\u00e2m d\u1eef li\u1ec7u<\/strong> nh\u1edd t\u00ednh hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed cho nhu c\u1ea7u l\u01b0u tr\u1eef kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn. Tuy nhi\u00ean, hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y c\u0169ng ph\u1ee5 thu\u1ed9c v\u00e0o <strong>t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a m\u1ea1ng<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 l\u00fac c\u00e1c th\u00e0nh ph\u1ea7n nh\u01b0 <strong>Th\u1ebb giao di\u1ec7n m\u1ea1ng (NIC \u2013 Network Interface Card)<\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/what-is-nic-network-interface-card\/\"><strong>b\u1ed9 \u0111i\u1ec1u khi\u1ec3n giao di\u1ec7n m\u1ea1ng (NIC)<br><\/strong><\/a><strong>, \u0111\u1ea7u n\u1ed1i RJ45 v\u00e0 b\u1ed9 thu ph\u00e1t quang<\/strong> ph\u00e1t huy vai tr\u00f2. V\u00ed d\u1ee5, trong c\u00e1c h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef m\u1eadt \u0111\u1ed9 cao, c\u00e1c <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-17492-integrated-rj45-connector.htm\"><strong>B\u1ed9 n\u1ed1i RJ45<\/strong><\/a> and <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>m\u00f4-\u0111un quang SFP\/SFP28 c\u1ee7a LINK-PP<\/strong><\/a> cho ph\u00e9p truy\u1ec1n d\u1eef li\u1ec7u t\u1ed1c \u0111\u1ed9 cao \u1ed5n \u0111\u1ecbnh gi\u1eefa c\u00e1c m\u00e1y ch\u1ee7 l\u01b0u tr\u1eef v\u00e0 h\u1ea1 t\u1ea7ng m\u1ea1ng. Nh\u1edd k\u1ebft h\u1ee3p kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef HDD \u0111\u00e1ng tin c\u1eady c\u00f9ng c\u00e1c gi\u1ea3i ph\u00e1p k\u1ebft n\u1ed1i c\u1ee7a LINK-PP, c\u00e1c doanh nghi\u1ec7p c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u1ea3 <strong>kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u00e0 hi\u1ec7u su\u1ea5t<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a8c016e58f4046e581442c2664927deb.webp\" alt=\"RJ45 connectors, optical transceivers\" class=\"wp-image-4134\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a8c016e58f4046e581442c2664927deb.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a8c016e58f4046e581442c2664927deb-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a8c016e58f4046e581442c2664927deb-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a8c016e58f4046e581442c2664927deb-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a8c016e58f4046e581442c2664927deb-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u25b2 C\u00e1c s\u1ef1 c\u1ed1 HDD th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ng\u01b0\u1eddi d\u00f9ng th\u01b0\u1eddng t\u00ecm ki\u1ebfm c\u00e1c m\u1eb9o kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 khi g\u1eb7p v\u1ea5n \u0111\u1ec1 v\u1edbi HDD:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>HDD kh\u00f4ng \u0111\u01b0\u1ee3c nh\u1eadn di\u1ec7n:<\/strong> C\u00f3 th\u1ec3 <\/p><\/li>\n\n\n\n<li><p>do c\u00e1p l\u1ecfng ho\u1eb7c h\u1ecfng ph\u1ea7n c\u1ee9ng.<\/p><\/li>\n\n\n\n<li><p><strong>Hi\u1ec7u su\u1ea5t ch\u1eadm:<\/strong> Th\u01b0\u1eddng li\u00ean quan \u0111\u1ebfn ph\u00e2n m\u1ea3nh \u0111\u0129a ho\u1eb7c tu\u1ed5i th\u1ecd thi\u1ebft b\u1ecb.<\/p><\/li>\n\n\n\n<li><p><strong>M\u1ea5t d\u1eef li\u1ec7u:<\/strong> C\u00f3 th\u1ec3 x\u1ea3y ra do h\u01b0 h\u1ecfng v\u1eadt l\u00fd ho\u1eb7c c\u00e1c sector b\u1ecb l\u1ed7i.<\/p><\/li>\n\n\n\n<li><p><strong>Tu\u1ed5i th\u1ecd gi\u1edbi h\u1ea1n:<\/strong> HDD th\u01b0\u1eddng k\u00e9o d\u00e0i t\u1eeb 3\u20135 n\u0103m trong \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng n\u1eb7ng.<\/p><\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Vi\u1ec7c gi\u00e1m s\u00e1t \u0111\u1ecbnh k\u1ef3 b\u1eb1ng c\u00e1c c\u00f4ng c\u1ee5 ki\u1ec3m tra s\u1ee9c kh\u1ecfe HDD v\u00e0 sao l\u01b0u th\u01b0\u1eddng xuy\u00ean l\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 ng\u0103n ng\u1eeba m\u1ea5t d\u1eef li\u1ec7u.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u25b2 K\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>\u1ed4 c\u1ee9ng (HDD)<\/strong> ti\u1ebfp t\u1ee5c \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong \u0111i\u1ec7n to\u00e1n hi\u1ec7n \u0111\u1ea1i, cung c\u1ea5p ph\u01b0\u01a1ng th\u1ee9c l\u01b0u tr\u1eef kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u l\u1edbn m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed. M\u1eb7c d\u00f9 SSD chi\u1ebfm \u01b0u th\u1ebf v\u1ec1 t\u1ed1c \u0111\u1ed9, HDD v\u1eabn kh\u00f4ng th\u1ec3 thi\u1ebfu trong <strong>l\u01b0u tr\u1eef d\u00e0i h\u1ea1n, l\u01b0u tr\u1eef kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng doanh nghi\u1ec7p<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c t\u1ed5 ch\u1ee9c x\u00e2y d\u1ef1ng <strong>gi\u1ea3i ph\u00e1p l\u01b0u tr\u1eef v\u00e0 m\u1ea1ng<\/strong>, kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i \u0111\u00e1ng tin c\u1eady c\u0169ng quan tr\u1ecdng ngang b\u1eb1ng dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef. <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\"><strong>LINK-PP<\/strong><\/a> cung c\u1ea5p c\u00e1c th\u00e0nh ph\u1ea7n hi\u1ec7u su\u1ea5t cao nh\u01b0 <strong>b\u1ed9 bi\u1ebfn \u00e1p Ethernet, \u0111\u1ea7u n\u1ed1i RJ45 v\u00e0 <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>b\u1ed9 thu ph\u00e1t quang<\/strong><\/a>, \u0111\u1ea3m b\u1ea3o t\u00edch h\u1ee3p li\u1ec1n m\u1ea1ch gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef v\u00e0 h\u1ea1 t\u1ea7ng m\u1ea1ng.<\/p>","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u HDD (\u1ed4 c\u1ee9ng c\u01a1) l\u00e0 g\u00ec, c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng v\u00e0 vai tr\u00f2 trong \u0111i\u1ec7n to\u00e1n. T\u00ecm hi\u1ec3u ch\u1ee9c n\u0103ng, c\u00e1c lo\u1ea1i, \u01b0u \u0111i\u1ec3m c\u1ee7a HDD c\u0169ng nh\u01b0 c\u00e1ch so s\u00e1nh v\u1edbi b\u1ed9 nh\u1edb SSD.<\/p>","protected":false},"author":1,"featured_media":4135,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[27],"tags":[22,26],"class_list":["post-4136","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary","tag-integrated-rj45-connectors","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4136","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/comments?post=4136"}],"version-history":[{"count":6,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4136\/revisions"}],"predecessor-version":[{"id":11123,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4136\/revisions\/11123"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media\/4135"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media?parent=4136"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/categories?post=4136"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/tags?post=4136"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}