{"id":5306,"date":"2025-08-28T00:00:00","date_gmt":"2025-08-28T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/infiniband-vs-ethernet-modern-data-center-network-solutions\/"},"modified":"2026-06-22T08:03:23","modified_gmt":"2026-06-22T08:03:23","slug":"infiniband-vs-ethernet-modern-data-center-network-solutions","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/infiniband-vs-ethernet-modern-data-center-network-solutions","title":{"rendered":"InfiniBand so v\u1edbi Ethernet: L\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p cho trung t\u00e2m d\u1eef li\u1ec7u hi\u1ec7n \u0111\u1ea1i"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/29e46ac2ee7b4873b71c2b651f9c2db7.webp\" alt=\"InfiniBand vs Ethernet Choosing the Right Solution for Modern Data Centers\" class=\"wp-image-5303\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/29e46ac2ee7b4873b71c2b651f9c2db7.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/29e46ac2ee7b4873b71c2b651f9c2db7-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/29e46ac2ee7b4873b71c2b651f9c2db7-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/29e46ac2ee7b4873b71c2b651f9c2db7-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/29e46ac2ee7b4873b71c2b651f9c2db7-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Khi b\u1ea1n l\u1ef1a ch\u1ecdn gi\u1eefa<br> <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/infiniband-explained-what-it-is-and-how-it-functions\/\"><strong>InfiniBand<\/strong><\/a> v\u00e0 Ethernet cho trung t\u00e2m d\u1eef li\u1ec7u c\u1ee7a m\u00ecnh, quy\u1ebft \u0111\u1ecbnh c\u1ee7a b\u1ea1n ph\u1ee5 thu\u1ed9c v\u00e0o nh\u1eefng g\u00ec b\u1ea1n c\u1ea7n. InfiniBand l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t cho \u0111i\u1ec7n to\u00e1n hi\u1ec7u n\u0103ng cao v\u00e0 c\u00e1c t\u00e1c v\u1ee5 y\u00eau c\u1ea7u \u0111\u1ed9 tr\u1ec5 c\u1ef1c th\u1ea5p. Ethernet ph\u00f9 h\u1ee3p v\u1edbi h\u1ea7u h\u1ebft kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c doanh nghi\u1ec7p v\u00e0 t\u01b0\u01a1ng th\u00edch v\u1edbi nhi\u1ec1u h\u1ec7 th\u1ed1ng kh\u00e1c nhau. B\u1ea1n n\u00ean c\u00e2n nh\u1eafc c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 hi\u1ec7u n\u0103ng, chi ph\u00ed, kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng, kh\u1ea3 n\u0103ng qu\u1ea3n l\u00fd v\u00e0 t\u00ednh t\u01b0\u01a1ng th\u00edch trong t\u01b0\u01a1ng lai. Vi\u1ec7c so s\u00e1nh InfiniBand v\u00e0 Ethernet kh\u00f4ng c\u00f3 m\u1ed9t c\u00e2u tr\u1ea3 l\u1eddi duy nh\u1ea5t d\u00e0nh cho t\u1ea5t c\u1ea3 m\u1ecdi ng\u01b0\u1eddi. M\u1ee5c ti\u00eau kinh doanh v\u00e0 nhu c\u1ea7u k\u1ef9 thu\u1eadt c\u1ee7a b\u1ea1n n\u00ean l\u00e0 c\u01a1 s\u1edf \u0111\u1ec3 ra quy\u1ebft \u0111\u1ecbnh. V\u1eady, ki\u1ebfn tr\u00fac m\u1ea1ng n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c c\u1ee7a b\u1ea1n? H\u00e3y c\u00f9ng \u0111i s\u00e2u v\u00e0o b\u1ea3ng so s\u00e1nh to\u00e0n di\u1ec7n nh\u1ea5t:<br> <strong>InfiniBand so v\u1edbi Ethernet<br><\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a4 S\u1ef1 kh\u00e1c bi\u1ec7t c\u1ed1t l\u00f5i: Tri\u1ebft l\u00fd &amp; Thi\u1ebft k\u1ebf<br><\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1ec1 b\u1ea3n ch\u1ea5t, s\u1ef1 kh\u00e1c bi\u1ec7t n\u1eb1m \u1edf tri\u1ebft l\u00fd thi\u1ebft k\u1ebf.<br>.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>InfiniBand (IB)<br><\/strong> l\u00e0 m\u1ed9t ki\u1ebfn tr\u00fac m\u1ea1ng kh\u00f4ng m\u1ea5t g\u00f3i tin, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang bi\u1ec7t t\u1eeb \u0111\u1ea7u nh\u1eb1m ph\u1ee5c v\u1ee5<br> <strong>truy\u1ec1n th\u00f4ng b\u0103ng th\u00f4ng cao, \u0111\u1ed9 tr\u1ec5 c\u1ef1c th\u1ea5p<br><\/strong> trong c\u00e1c c\u1ee5m m\u00e1y t\u00ednh li\u00ean k\u1ebft ch\u1eb7t ch\u1ebd. N\u00f3 ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ea7ng v\u1eadt l\u00fd v\u00e0 t\u1ea7ng li\u00ean k\u1ebft, d\u1eddi t\u1ea3i x\u1eed l\u00fd kh\u1ecfi CPU tr\u1ef1c ti\u1ebfp sang b\u1ed9 \u0111i\u1ec1u khi\u1ec3n m\u1ea1ng (NIC).<br>.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Ethernet<\/strong> l\u00e0 ti\u00eau chu\u1ea9n ph\u1ed5 qu\u00e1t v\u00e0 linh ho\u1ea1t. \u0110i\u1ec3m m\u1ea1nh c\u1ee7a n\u00f3 n\u1eb1m \u1edf t\u00ednh ph\u1ed5 bi\u1ebfn, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c v\u00e0 l\u1ee3i th\u1ebf kinh t\u1ebf nh\u1edd quy m\u00f4 l\u1edbn. V\u1edbi c\u00e1c ti\u1ebfn b\u1ed9 nh\u01b0<br> <strong>RoCE (RDMA tr\u00ean Ethernet h\u1ed9i t\u1ee5)<br><\/strong>, gi\u1edd \u0111\u00e2y Ethernet c\u00f3 th\u1ec3 c\u1ea1nh tranh tr\u1ef1c ti\u1ebfp v\u1edbi IB trong c\u00e1c l\u0129nh v\u1ef1c \u0111\u00f2i h\u1ecfi hi\u1ec7u n\u0103ng cao.<br>.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a4 So s\u00e1nh tr\u1ef1c ti\u1ebfp: C\u00e1c ch\u1ec9 s\u1ed1 hi\u1ec7u n\u0103ng ch\u00ednh<br><\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y ph\u00e2n t\u00edch hi\u1ec7u n\u0103ng c\u1ee7a hai c\u00f4ng ngh\u1ec7 n\u00e0y theo c\u00e1c ch\u1ec9 s\u1ed1 then ch\u1ed1t trong b\u1ea3ng so s\u00e1nh r\u00f5 r\u00e0ng d\u01b0\u1edbi \u0111\u00e2y.<br>.<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p><strong>\u0110\u1eb7c t\u00ednh<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>InfiniBand<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>Ethernet (v\u1edbi RoCE)<br><\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>B\u00ean chi\u1ebfn th\u1eafng cho\u2026<\/strong><\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u0110\u1ed9 Tr\u1ec5<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>C\u1ef1c k\u1ef3 th\u1ea5p v\u00e0 \u1ed5n \u0111\u1ecbnh (nanogi\u00e2y)<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Th\u1ea5p, nh\u01b0ng c\u00f3 th\u1ec3 thay \u0111\u1ed5i (micr\u00f4gi\u00e2y)<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>InfiniBand<\/strong> (T\u00ednh to\u00e1n hi\u1ec7u n\u0103ng cao, AI\/ML)<br><\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Gi\u1ea3m<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Ti\u00ean ti\u1ebfn nh\u1ea5t (v\u00ed d\u1ee5: NDR 400G, 800G s\u1eafp ra m\u1eaft)<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Theo k\u1ecbp (v\u00ed d\u1ee5: 400GbE, 800GbE)<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>V\u1ebd<\/strong> (C\u1ea3 hai \u0111\u1ec1u nhanh)<br><\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>D\u1eddi t\u1ea3i CPU<br><\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>N\u00e2ng cao (D\u1eddi t\u1ea3i t\u1ea7ng v\u1eadn chuy\u1ec3n sang NIC)<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>T\u1ed1t (Ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u1ed9 th\u00f4ng minh c\u1ee7a NIC)<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>InfiniBand<\/strong><\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Xu\u1ea5t s\u1eafc trong ph\u1ea1m vi m\u1ed9t ki\u1ebfn tr\u00fac m\u1ea1ng\/d\u01b0\u1edbi m\u1ea1ng duy nh\u1ea5t<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Xu\u1ea5t s\u1eafc, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho m\u1ea1ng to\u00e0n c\u1ea7u<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>Ethernet<\/strong> (S\u1eed d\u1ee5ng chung)<br><\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Ki\u1ec3m so\u00e1t t\u1eafc ngh\u1ebdn<br><\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0110\u01b0\u1ee3c t\u00edch h\u1ee3p s\u1eb5n, ch\u00ednh x\u00e1c v\u00e0 th\u00edch \u1ee9ng<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Y\u00eau c\u1ea7u c\u1ea5u h\u00ecnh DCQCN\/PFC<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>InfiniBand<\/strong> (D\u1ec5 h\u01a1n)<br><\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Cost<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Cao h\u01a1n (Ph\u1ea7n c\u1ee9ng chuy\u00ean d\u1ee5ng)<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Th\u1ea5p h\u01a1n (Ph\u1ea7n c\u1ee9ng \u0111\u1ea1i tr\u00e0)<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>Ethernet<\/strong><\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Qu\u1ea3n l\u00fd<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>T\u1eadp trung (Qu\u1ea3n l\u00fd d\u01b0\u1edbi m\u1ea1ng \u2013 Subnet Manager)<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Ph\u00e2n t\u00e1n (C\u00e1c giao th\u1ee9c nh\u01b0 BGP)<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>Ph\u1ee5 thu\u1ed9c v\u00e0o nhu c\u1ea7u<br><\/strong><\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" ><strong>Khi n\u00e0o n\u00ean ch\u1ecdn InfiniBand? \ud83c\udfce\ufe0f<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/infiniband-explained-what-it-is-and-how-it-functions\/\"><strong>InfiniBand<\/strong><\/a> l\u00e0 nh\u00e0 v\u00f4 \u0111\u1ecbch kh\u00f4ng th\u1ec3 tranh c\u00e3i cho c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u \u0111\u1ed9 tr\u1ec5 v\u00e0 t\u00ednh nh\u1ea5t qu\u00e1n kh\u00f4ng th\u1ec3 th\u01b0\u01a1ng l\u01b0\u1ee3ng. Kh\u1ea3 n\u0103ng v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a n\u00f3 <strong>ki\u1ec3m so\u00e1t t\u1eafc ngh\u1ebdn<\/strong> and <strong>d\u1eddi t\u1ea3i CPU<\/strong> khi\u1ebfn n\u00f3 l\u00fd t\u01b0\u1edfng cho:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\u0110\u00e0o t\u1ea1o AI v\u00e0 H\u1ecdc s\u00e2u:<\/strong> Vi\u1ec7c \u0111\u00e0o t\u1ea1o c\u00e1c m\u00f4 h\u00ecnh quy m\u00f4 l\u1edbn nh\u01b0 LLM (M\u00f4 h\u00ecnh ng\u00f4n ng\u1eef l\u1edbn) \u0111\u00f2i h\u1ecfi giao ti\u1ebfp \u0111\u1ed3ng b\u1ed9 tr\u00ean h\u00e0ng ngh\u00ecn GPU. B\u1ea5t k\u1ef3 \u0111\u1ed9 tr\u1ec5 n\u00e0o c\u0169ng khi\u1ebfn GPU ph\u1ea3i ch\u1edd \u0111\u1ee3i, l\u00e0m l\u00e3ng ph\u00ed t\u00e0i nguy\u00ean t\u00ednh to\u00e1n qu\u00fd gi\u00e1.<\/p><\/li><li><p style=\"margin: 0px;\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/what-is-hpc-high-performance-computing\/\"><strong>\u0110i\u1ec7n to\u00e1n hi\u1ec7u n\u0103ng cao (HPC)<\/strong><\/a><strong>:<\/strong> C\u00e1c m\u00f4 ph\u1ecfng khoa h\u1ecdc, m\u00f4 h\u00ecnh th\u1eddi ti\u1ebft v\u00e0 gi\u1ea3i tr\u00ecnh t\u1ef1 gen li\u00ean quan \u0111\u1ebfn h\u00e0ng tri\u1ec7u tin nh\u1eafn gi\u1eefa c\u00e1c n\u00fat. \u0110\u1ed9 tr\u1ec5 th\u1ea5p c\u1ee7a InfiniBand \u0111\u1ea3m b\u1ea3o c\u00e1c ph\u00e9p t\u00ednh n\u00e0y ho\u00e0n t\u1ea5t trong v\u00e0i gi\u1edd, ch\u1ee9 kh\u00f4ng ph\u1ea3i v\u00e0i ng\u00e0y.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Giao d\u1ecbch t\u1ea7n s\u1ed1 cao (HFT):<\/strong> N\u01a1i t\u1eebng microgi\u00e2y (ho\u1eb7c nanogi\u00e2y) \u0111\u1ec1u c\u00f3 \u00fd ngh\u0129a.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" ><strong>Khi n\u00e0o n\u00ean ch\u1ecdn Ethernet? \ud83d\ude9b<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ethernet chi\u1ebfm \u01b0u th\u1ebf v\u1ec1 t\u00ednh linh ho\u1ea1t, chi ph\u00ed v\u00e0 t\u00ednh ph\u1ed5 d\u1ee5ng. \u0110\u00e2y l\u00e0 l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh cho:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>Trung t\u00e2m d\u1eef li\u1ec7u \u0111a m\u1ee5c \u0111\u00edch:<\/strong> D\u1ecbch v\u1ee5 web, \u1ee9ng d\u1ee5ng doanh nghi\u1ec7p v\u00e0 m\u1ea1ng l\u01b0u tr\u1eef (NAS, iSCSI).<\/p><\/li><li><p style=\"margin: 0px;\"><strong>C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng \u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y:<\/strong> T\u00ednh t\u01b0\u01a1ng t\u00e1c v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng c\u1ee7a n\u00f3 r\u1ea5t ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng \u0111a ng\u01b0\u1eddi d\u00f9ng.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>C\u00e1c tri\u1ec3n khai nh\u1ea1y c\u1ea3m v\u1ec1 chi ph\u00ed:<\/strong> N\u01a1i hi\u1ec7u n\u0103ng t\u1ed1i \u01b0u \u0111\u1ee9ng sau c\u00e1c r\u00e0ng bu\u1ed9c ng\u00e2n s\u00e1ch.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>M\u00f4i tr\u01b0\u1eddng RoCE (RDMA qua Ethernet h\u1ed9i t\u1ee5):<\/strong> D\u00e0nh cho c\u00e1c t\u1ed5 ch\u1ee9c mu\u1ed1n \u0111\u1ea1t hi\u1ec7u n\u0103ng RDMA nh\u01b0ng c\u1ea7n t\u1eadn d\u1ee5ng k\u1ef9 n\u0103ng v\u00e0 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng Ethernet hi\u1ec7n c\u00f3. Vi\u1ec7c c\u1ea5u h\u00ecnh \u0111\u00fang c\u00e1ch l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u1edf \u0111\u00e2y.<\/p><\/li>\n<\/ul>\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\/94434e2ed342444f86a097b69f471a41.webp\" alt=\"optical transceivers\" class=\"wp-image-5304\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/94434e2ed342444f86a097b69f471a41.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/94434e2ed342444f86a097b69f471a41-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/94434e2ed342444f86a097b69f471a41-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/94434e2ed342444f86a097b69f471a41-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/94434e2ed342444f86a097b69f471a41-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a4 Vai tr\u00f2 thi\u1ebft y\u1ebfu c\u1ee7a b\u1ed9 thu ph\u00e1t quang<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng th\u1ec3 b\u00e0n lu\u1eadn v\u1ec1 m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao m\u00e0 thi\u1ebfu \u0111\u1ec1 c\u1eadp \u0111\u1ebfn c\u00e1c th\u00e0nh ph\u1ea7n t\u1ea1o n\u00ean k\u1ebft n\u1ed1i v\u1eadt l\u00fd: <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> and <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-26454-dac-aoc-aec-cables.htm\"><strong>C\u00e1p DAC\/AOC<\/strong><\/a>. D\u00f9 b\u1ea1n \u0111ang v\u1eadn h\u00e0nh InfiniBand hay Ethernet, vi\u1ec7c l\u1ef1a ch\u1ecdn b\u1ed9 thu ph\u00e1t ch\u1ea5t l\u01b0\u1ee3ng cao, ph\u00f9 h\u1ee3p l\u00e0 <strong>m\u00f4-\u0111un quang<\/strong> \u0111i\u1ec1u t\u1ed1i quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 to\u00e0n v\u1eb9n t\u00edn hi\u1ec7u, hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 tin c\u1eady t\u1ed5ng th\u1ec3 c\u1ee7a m\u1ea1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 l\u00fac t\u00ednh t\u01b0\u01a1ng th\u00edch tr\u1edf n\u00ean then ch\u1ed1t. \u0110\u1ec3 c\u00f3 m\u1ed9t m\u1ea1ng hi\u1ec7u n\u0103ng cao, li\u1ec1n m\u1ea1ch, b\u1ea1n c\u1ea7n c\u00e1c b\u1ed9 thu ph\u00e1t ho\u00e0n to\u00e0n t\u01b0\u01a1ng th\u00edch v\u1edbi switch v\u00e0 NIC c\u1ee7a m\u00ecnh. \u0110\u00e2y l\u00e0 m\u1ed9t \u0111i\u1ec3m m\u1ea1nh c\u1ed1t l\u00f5i c\u1ee7a <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/page\/aboutus.htm\"><strong>LINK-PP<\/strong><\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u1eb3ng h\u1ea1n, m\u1ed9t c\u1ea5u h\u00ecnh ph\u1ed5 bi\u1ebfn v\u00e0 m\u1ea1nh m\u1ebd cho m\u1ea1ng InfiniBand NDR 400G s\u1ebd s\u1eed d\u1ee5ng module <strong>LINK-PP <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-26045-400g-qsfp-dd-osfp-qsfp112.htm\"><strong>thu ph\u00e1t quang 400G QSFP-DD<\/strong><\/a>, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u1ea3 m\u1eadt \u0111\u1ed9 cao v\u00e0 hi\u1ec7u su\u1ea5t nhi\u1ec7t xu\u1ea5t s\u1eafc. \u0110\u1ed1i v\u1edbi c\u00e1c m\u1ea1ng 200GbE\/HDDR, <strong>LINK-PP <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/473139.htm\"><strong>LQ-M85200-SR4C<\/strong><\/a> d\u1ea1ng th\u1ee9c QSFP56 200G l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn v\u00e0 \u0111\u00e1ng tin c\u1eady, mang l\u1ea1i s\u1ef1 c\u00e2n b\u1eb1ng ho\u00e0n h\u1ea3o gi\u1eefa t\u1ed1c \u0111\u1ed9 v\u00e0 hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1eed d\u1ee5ng c\u00e1c <strong>m\u00f4-\u0111un quang InfiniBand<\/strong> or <strong>b\u1ed9 thu ph\u00e1t Ethernet<\/strong> ch\u1ea5t l\u01b0\u1ee3ng, t\u01b0\u01a1ng th\u00edch t\u1eeb nh\u00e0 cung c\u1ea5p uy t\u00edn nh\u01b0 <strong>LINK-PP<\/strong> gi\u00fap ng\u0103n ch\u1eb7n hi\u1ec7n t\u01b0\u1ee3ng nh\u1ea5p nh\u00e1y li\u00ean k\u1ebft (link flapping), \u0111\u1ea3m b\u1ea3o truy\u1ec1n d\u1eef li\u1ec7u kh\u00f4ng l\u1ed7i v\u00e0 b\u1ea3o v\u1ec7 kho\u1ea3n \u0111\u1ea7u t\u01b0 \u0111\u00e1ng k\u1ec3 c\u1ee7a b\u1ea1n v\u00e0o c\u00e1c b\u1ed9 chuy\u1ec3n m\u1ea1ch v\u00e0 b\u1ed9 \u0111i\u1ec1u h\u1ee3p.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a4 K\u1ebft lu\u1eadn: \u0110\u00e2y l\u00e0 v\u1ea5n \u0111\u1ec1 v\u1ec1 kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"391\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/9bcbb33e4d6b43b48942cdbd540f55e6.webp\" alt=\"InfiniBand vs Ethernet\" class=\"wp-image-5305\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/9bcbb33e4d6b43b48942cdbd540f55e6.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/9bcbb33e4d6b43b48942cdbd540f55e6-300x98.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/9bcbb33e4d6b43b48942cdbd540f55e6-1024x334.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/9bcbb33e4d6b43b48942cdbd540f55e6-768x250.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/9bcbb33e4d6b43b48942cdbd540f55e6-18x6.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady, b\u00ean n\u00e0o chi\u1ebfn th\u1eafng trong cu\u1ed9c so t\u00e0i gi\u1eefa <strong>InfiniBand so v\u1edbi Ethernet<br><\/strong>?<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\">Ch\u1ecdn <strong>InfiniBand<\/strong> n\u1ebfu b\u1ea1n \u0111ang x\u00e2y d\u1ef1ng m\u1ed9t c\u1ee5m chuy\u00ean bi\u1ec7t nh\u1eb1m t\u1ed1i \u0111a h\u00f3a hi\u1ec7u n\u0103ng cho AI, HPC ho\u1eb7c b\u1ea5t k\u1ef3 kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c n\u00e0o m\u00e0 m\u1ed7i nanogi\u00e2y \u0111\u1ed9 tr\u1ec5 \u0111\u1ec1u tr\u1ef1c ti\u1ebfp chuy\u1ec3n th\u00e0nh chi ph\u00ed ho\u1eb7c ti\u1ebft ki\u1ec7m th\u1eddi gian.<\/p><\/li><li><p style=\"margin: 0px;\">Ch\u1ecdn <strong>Ethernet<\/strong> (\u0111\u1eb7c bi\u1ec7t v\u1edbi RoCE) nh\u1edd t\u00ednh linh ho\u1ea1t, chi ph\u00ed th\u1ea5p h\u01a1n v\u00e0 t\u00ednh ph\u1ed5 bi\u1ebfn r\u1ed9ng r\u00e3i. N\u00f3 l\u00fd t\u01b0\u1edfng cho vi\u1ec7c s\u1eed d\u1ee5ng chung trong trung t\u00e2m d\u1eef li\u1ec7u, m\u00f4i tr\u01b0\u1eddng \u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y v\u00e0 \u0111ang nhanh ch\u00f3ng thu h\u1eb9p kho\u1ea3ng c\u00e1ch hi\u1ec7u n\u0103ng \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi cao h\u01a1n.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ranh gi\u1edbi s\u1ebd ti\u1ebfp t\u1ee5c m\u1edd \u0111i c\u00f9ng c\u00e1c c\u00f4ng ngh\u1ec7 nh\u01b0 Ultra-Ethernet \u0111ang tr\u00ean \u0111\u01b0\u1eddng \u0111\u1ebfn. L\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t ho\u00e0n to\u00e0n ph\u1ee5 thu\u1ed9c v\u00e0o y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt v\u00e0 m\u1ee5c ti\u00eau kinh doanh c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n c\u00e1 nh\u00e2n h\u00f3a v\u00e0 kh\u00e1m ph\u00e1 s\u1ea3n ph\u1ea9m c\u1ee7a ch\u00fang t\u00f4i<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa InfiniBand v\u00e0 Ethernet l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">InfiniBand \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u0111i\u1ec7n to\u00e1n hi\u1ec7u n\u0103ng cao. N\u00f3 mang l\u1ea1i \u0111\u1ed9 tr\u1ec5 r\u1ea5t th\u1ea5p v\u00e0 b\u0103ng th\u00f4ng cao. Ethernet ph\u00f9 h\u1ee3p v\u1edbi h\u1ea7u h\u1ebft nhu c\u1ea7u kinh doanh. N\u00f3 t\u01b0\u01a1ng th\u00edch v\u1edbi nhi\u1ec1u thi\u1ebft b\u1ecb v\u00e0 d\u1ec5 qu\u1ea3n l\u00fd.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >M\u1ea1ng n\u00e0o d\u1ec5 qu\u1ea3n l\u00fd h\u01a1n trong trung t\u00e2m d\u1eef li\u1ec7u?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ethernet d\u1ec5 qu\u1ea3n l\u00fd h\u01a1n \u0111\u1ed1i v\u1edbi \u0111a s\u1ed1 ng\u01b0\u1eddi d\u00f9ng. \u0110a s\u1ed1 \u0111\u1ed9i ng\u0169 CNTT \u0111\u00e3 bi\u1ebft c\u00e1ch s\u1eed d\u1ee5ng Ethernet. InfiniBand \u0111\u00f2i h\u1ecfi \u0111\u00e0o t\u1ea1o chuy\u00ean bi\u1ec7t v\u00e0 k\u1ef9 n\u0103ng \u0111\u1eb7c th\u00f9. B\u1ea1n c\u00f3 th\u1ec3 c\u1ea7n c\u00e1c chuy\u00ean gia \u0111\u1ec3 thi\u1ebft l\u1eadp v\u00e0 h\u1ed7 tr\u1ee3 n\u00f3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u1ea3 InfiniBand v\u00e0 Ethernet trong m\u1ed9t trung t\u00e2m d\u1eef li\u1ec7u kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f3, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u1ea3 hai m\u1ea1ng c\u00f9ng l\u00fac. Nhi\u1ec1u trung t\u00e2m d\u1eef li\u1ec7u s\u1eed d\u1ee5ng InfiniBand cho c\u00e1c t\u00e1c v\u1ee5 t\u00ednh to\u00e1n t\u1ed1c \u0111\u1ed9 cao. H\u1ecd s\u1eed d\u1ee5ng Ethernet cho c\u00e1c c\u00f4ng vi\u1ec7c kinh doanh th\u00f4ng th\u01b0\u1eddng. Vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea3 hai m\u1ea1ng mang l\u1ea1i cho b\u1ea1n t\u1ed1c \u0111\u1ed9 v\u00e0 t\u00ednh linh ho\u1ea1t.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >Ph\u01b0\u01a1ng \u00e1n n\u00e0o ti\u1ebft ki\u1ec7m chi ph\u00ed h\u01a1n \u0111\u1ed1i v\u1edbi \u0111a s\u1ed1 doanh nghi\u1ec7p?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ethernet th\u01b0\u1eddng t\u1ed1n \u00edt chi ph\u00ed h\u01a1n. C\u00f3 nhi\u1ec1u nh\u00e0 cung c\u1ea5p v\u00e0 ph\u1ea7n c\u1ee9ng r\u1ebb h\u01a1n d\u00e0nh cho Ethernet. InfiniBand \u0111\u1eaft h\u01a1n nh\u01b0ng mang l\u1ea1i hi\u1ec7u n\u0103ng h\u00e0ng \u0111\u1ea7u cho c\u00e1c t\u00e1c v\u1ee5 \u0111\u1eb7c th\u00f9.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >InfiniBand c\u00f3 t\u1ed1t h\u01a1n cho tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (AI) v\u00e0 h\u1ecdc m\u00e1y kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">InfiniBand mang l\u1ea1i t\u1ed1c \u0111\u1ed9 nhanh h\u01a1n v\u00e0 \u0111\u1ed9 tr\u1ec5 th\u1ea5p h\u01a1n cho vi\u1ec7c hu\u1ea5n luy\u1ec7n AI. N\u00f3 di chuy\u1ec3n c\u00e1c t\u1eadp d\u1eef li\u1ec7u l\u1edbn m\u1ed9t c\u00e1ch nhanh ch\u00f3ng. Ethernet ho\u1ea1t \u0111\u1ed9ng t\u1ed1t cho nhi\u1ec1u t\u00e1c v\u1ee5 AI, nh\u01b0ng InfiniBand v\u01b0\u1ee3t tr\u1ed9i h\u01a1n v\u1ec1 hi\u1ec7u n\u0103ng t\u1ed1i \u01b0u.<\/p>","protected":false},"excerpt":{"rendered":"<p>InfiniBand so v\u1edbi Ethernet: So s\u00e1nh \u0111\u1ed9 tr\u1ec5, th\u00f4ng l\u01b0\u1ee3ng, chi ph\u00ed v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng \u0111\u1ec3 l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p m\u1ea1ng t\u1ed1t nh\u1ea5t cho nhu c\u1ea7u trung t\u00e2m d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n.<\/p>","protected":false},"author":1,"featured_media":5303,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[26],"class_list":["post-5306","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/5306","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=5306"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/5306\/revisions"}],"predecessor-version":[{"id":11212,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/5306\/revisions\/11212"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media\/5303"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media?parent=5306"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/categories?post=5306"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/tags?post=5306"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}