{"id":16883,"date":"2023-08-03T17:13:51","date_gmt":"2023-08-03T10:13:51","guid":{"rendered":"https:\/\/www.thegioimaychu.vn\/blog\/?p=16883"},"modified":"2023-08-03T22:04:38","modified_gmt":"2023-08-03T15:04:38","slug":"giai-phap-mang-toc-do-cao-ndr-400g-800g-cua-nvidia-networking","status":"publish","type":"post","link":"https:\/\/thegioimaychu.vn\/blog\/tong-hop\/giai-phap-mang-toc-do-cao-ndr-400g-800g-cua-nvidia-networking-p16883\/","title":{"rendered":"Gi\u1ea3i ph\u00e1p m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao NDR 400G\/800G c\u1ee7a NVIDIA Networking"},"content":{"rendered":"<style>.iblink{color:#975!important;}.iblink:hover{color:orange!important;}<\/style><p><a class=\"iblink\" href=\"\/blog\/tag\/ai\/\">Tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o<\/a> (AI), m\u1ed9t l\u0129nh v\u1ef1c \u0111\u00e3 c\u00f3 t\u1eeb r\u1ea5t l\u00e2u, \u0111\u00e3 th\u1ef1c s\u1ef1 tr\u1ea3i qua m\u1ed9t cu\u1ed9c c\u00e1ch m\u1ea1ng mang t\u00ednh \u0111\u1ed9t ph\u00e1 trong th\u1eddi gian g\u1ea7n \u0111\u00e2y. Trong s\u1ed1 c\u00e1c c\u00f4ng ngh\u1ec7 AI n\u1ed5i b\u1eadt, \u0111\u1eb7c bi\u1ec7t nh\u01b0 ChatGPT, \u0111\u00e3 b\u1eaft \u0111\u1ea7u t\u1ea1o ra s\u1ef1 thay \u0111\u1ed5i to l\u1edbn trong c\u00e1ch ch\u00fang ta s\u1ed1ng v\u00e0 l\u00e0m vi\u1ec7c. S\u1ef1 ti\u1ebfn b\u1ed9 kh\u00f4ng ng\u1eebng c\u1ee7a c\u00e1c thu\u1eadt to\u00e1n h\u1ecdc s\u00e2u v\u00e0 vi\u1ec7c m\u1edf r\u1ed9ng b\u1ed9 d\u1eef li\u1ec7u \u0111\u00e0o t\u1ea1o \u0111\u00e3 t\u1ea1o ra nhu c\u1ea7u cao v\u1ec1 t\u00e0i nguy\u00ean \u0111i\u1ec7n to\u00e1n. Ch\u00fang bao g\u1ed3m CPU, GPU v\u00e0 g\u1ea7n \u0111\u00e2y l\u00e0 DPU, c\u1ea7n \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi c\u00e1c m\u00e1y ch\u1ee7 trong h\u1ec7 th\u1ed1ng \u0111\u1ec3 \u0111\u00e0o t\u1ea1o m\u00f4 h\u00ecnh ng\u00f4n ng\u1eef l\u1edbn th\u00f4ng qua m\u1ea1ng.<\/p>\n<p>Tuy nhi\u00ean, vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a m\u00f4 h\u00ecnh \u0111\u00f2i h\u1ecfi b\u0103ng th\u00f4ng m\u1ea1ng v\u00e0 \u0111\u1ed9 tr\u1ec5 t\u1ed1i thi\u1ec3u. V\u00ec th\u1ebf, NVIDIA \u0111\u00e3 cho ra m\u1eaft n\u1ec1n t\u1ea3ng Quantum-2 InfiniBand &#8211; m\u1ed9t b\u01b0\u1edbc \u0111\u1ed9t ph\u00e1 cung c\u1ea5p hi\u1ec7u su\u1ea5t m\u1ea1ng m\u1ea1nh m\u1ebd v\u00e0 t\u00ednh n\u0103ng to\u00e0n di\u1ec7n \u0111\u1ec3 gi\u00fap nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 nh\u00e0 nghi\u00ean c\u1ee9u AI v\u01b0\u1ee3t qua nh\u1eefng kh\u00f3 kh\u0103n.<\/p>\n<p>D\u1ef1a tr\u00ean s\u1ef1 hi\u1ec3u bi\u1ebft v\u1eefng ch\u1eafc v\u1ec1 xu h\u01b0\u1edbng ph\u00e1t tri\u1ec3n m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao v\u00e0 kinh nghi\u1ec7m l\u00e2u n\u0103m trong tri\u1ec3n khai c\u00e1c d\u1ef1 \u00e1n m\u1ea1ng hi\u1ec7u n\u0103ng cao, NVIDIA \u0111\u00e3 gi\u1edbi thi\u1ec7u gi\u1ea3i ph\u00e1p m\u1ea1ng NDR (Next Data Rate) &#8211; m\u1ed9t b\u01b0\u1edbc \u0111\u1ed9t ph\u00e1 m\u1edbi tr\u00ean n\u1ec1n t\u1ea3ng Quantum-2 InfiniBand. Gi\u1ea3i ph\u00e1p NDR c\u1ee7a NVIDIA t\u1eadp trung v\u00e0o vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c b\u1ed9 chuy\u1ec3n m\u1ea1ch Quantum-2 InfiniBand 800G (giao di\u1ec7n 2x400G NDR), b\u1ed9 \u0111i\u1ec1u h\u1ee3p m\u00e1y ch\u1ee7 ConnectX-7 InfiniBand v\u00e0 \u0111\u1ea7u n\u1ed1i quang LinkX InfiniBand. T\u1ea5t c\u1ea3 nh\u1eb1m mang \u0111\u1ebfn hi\u1ec7u su\u1ea5t m\u1ea1ng v\u01b0\u1ee3t tr\u1ed9i v\u1edbi \u0111\u1ed9 tr\u1ec5 th\u1ea5p v\u00e0 b\u0103ng th\u00f4ng c\u1ef1c cao cho c\u00e1c l\u0129nh v\u1ef1c quan tr\u1ecdng nh\u01b0 \u0111i\u1ec7n to\u00e1n hi\u1ec7u n\u0103ng cao, trung t\u00e2m d\u1eef li\u1ec7u \u0111\u00e1m m\u00e2y quy m\u00f4 l\u1edbn v\u00e0 <a class=\"iblink\" href=\"\/blog\/tag\/ai\/\">tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o<\/a>.<\/p>\r\n\t\t\t\t<div class=\"tgmcad hor\" style=\"text-align:center;margin:30px 0; padding: 10px 0; border-radius:5px; border-top:solid 1px #ccc; border-bottom:solid 1px #ccc; \">\r\n\t\t\t\t<a href=\"https:\/\/thegioimaychu.vn\/giai-phap\/deep-learning\/\"><img decoding=\"async\" alt=\"Gi\u1ea3i ph\u00e1p h\u1ea1 t\u1ea7ng Deep Learning, Tr\u00ed tu\u1ec7 Nh\u00e2n t\u1ea1o - AI\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2019\/11\/tgmc-deep-learning.jpg\" \/><\/a>\r\n\t\t\t\t<\/div>\n<p>Nh\u1edd nh\u1eefng \u0111\u00f3ng g\u00f3p \u0111\u1ed9t ph\u00e1 n\u00e0y, NVIDIA \u0111\u00e3 \u0111\u1ecbnh h\u00ecnh l\u1ea1i c\u1ea3nh quan c\u00f4ng ngh\u1ec7 v\u00e0 gi\u00fap \u0111\u1ea9y m\u1ea1nh s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o, t\u1eebng b\u01b0\u1edbc \u0111\u01b0a ch\u00fang ta ti\u1ebfn t\u1edbi t\u01b0\u01a1ng lai \u0111\u1ea7y tri\u1ec3n v\u1ecdng v\u00e0 ti\u1ec1m n\u0103ng kh\u00f4ng gi\u1edbi h\u1ea1n.<\/p>\n<p>C\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng bao g\u1ed3m:<\/p>\n<p class=\"gt-block\"><strong>1. K\u1ebft n\u1ed1i hai switch v\u1edbi t\u1ed1c \u0111\u1ed9 800Gb\/s ho\u1eb7c k\u1ebft n\u1ed1i v\u1edbi hai switch v\u1edbi t\u1ed1c \u0111\u1ed9 400Gb\/s m\u1ed7i switch.<\/strong><\/p>\n<p class=\"gt-block\">\u0110\u1ec3 k\u1ebft n\u1ed1i hai b\u1ed9 chuy\u1ec3n m\u1ea1ch d\u1ef1a tr\u00ean OSFP, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng hai b\u1ed9 thu ph\u00e1t OSFP hai c\u1ed5ngv\u00e0 hai c\u00e1p quang \u0111a mode, v\u1edbi kho\u1ea3ng c\u00e1ch l\u00ean t\u1edbi 50 m\u00e9t. \u0110i\u1ec1u n\u00e0y s\u1ebd cho ph\u00e9p b\u1ea1n \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 800G (2x400G). Ngo\u00e0i ra, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecbnh tuy\u1ebfn hai c\u00e1p quang \u0111\u1ebfn hai c\u00f4ng t\u1eafc kh\u00e1c nhau \u0111\u1ec3 t\u1ea1o hai li\u00ean k\u1ebft 400Gb\/s ri\u00eang bi\u1ec7t. C\u00e1c c\u1ed5ng OSFP c\u1ed5ng \u0111\u00f4i b\u1ed5 sung sau \u0111\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 k\u1ebft n\u1ed1i v\u1edbi nhi\u1ec1u thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch h\u01a1n n\u1ebfu c\u1ea7n.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2023\/08\/tgmc-blog-64cb63f138155.png\" alt=\"chuy\u1ec3n sang chuy\u1ec3n \u0111\u1ed5i\" \/><\/p>\n<p class=\"gt-block\"><strong>2. K\u1ebft n\u1ed1i v\u1edbi hai t\u1ed5 h\u1ee3p ConnectX-7 BlueField-3 v\u1edbi t\u1ed1c \u0111\u1ed9 400G m\u1ed7i t\u1ed5 h\u1ee3p.<\/strong><\/p>\n<p class=\"gt-block\">B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng b\u1ed9 thu ph\u00e1t OSFP c\u1ed5ng \u0111\u00f4i v\u1edbi hai c\u00e1p quang th\u1eb3ng, b\u1ea1n c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i t\u1ed1i \u0111a hai b\u1ed9 \u0111i\u1ec1u h\u1ee3p v\u00e0\/ho\u1eb7c k\u1ebft h\u1ee3p DPU b\u1eb1ng ConnectX-7 ho\u1eb7c BlueField-3. M\u1ed7i c\u00e1p c\u00f3 b\u1ed1n k\u00eanh v\u00e0 c\u00f3 th\u1ec3 li\u00ean k\u1ebft v\u1edbi b\u1ed9 thu ph\u00e1t 400G trong OSFP ho\u1eb7c h\u1ec7 s\u1ed1 d\u1ea1ng QSFP112\u00a0 cho kho\u1ea3ng c\u00e1ch l\u00ean t\u1edbi 50 m\u00e9t. C\u1ea3 hai h\u1ec7 s\u1ed1 d\u1ea1ng OSFP v\u00e0 QSFP112 m\u1ed9t c\u1ed5ng \u0111\u1ec1u c\u00f3 c\u00f9ng c\u00e1c \u0111\u1ea7u n\u1ed1i \u0111i\u1ec7n t\u1eed, quang h\u1ecdc v\u00e0 quang h\u1ecdc v\u00e0 ti\u00eau th\u1ee5 8 watt \u0111i\u1ec7n n\u0103ng.<\/p>\n<p>Xin l\u01b0u \u00fd r\u1eb1ng ch\u1ec9 ConnectX-7\/OSFP m\u1edbi h\u1ed7 tr\u1ee3 h\u1ec7 s\u1ed1 d\u1ea1ng OSFP m\u1ed9t c\u1ed5ng, trong khi h\u1ec7 s\u1ed1 d\u1ea1ng QSFP112 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ConnectX-7\/QSFP112 v\u00e0\/ho\u1eb7c BlueField-3\/QSFP112 DPU. B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng b\u1ea5t k\u1ef3 s\u1ef1 k\u1ebft h\u1ee3p n\u00e0o c\u1ee7a ConnectX-7 v\u00e0 BlueField-3 b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng OSFP ho\u1eb7c QSFP112 tr\u00ean c\u00f9ng m\u1ed9t b\u1ed9 thu ph\u00e1t OSFP c\u1ed5ng \u0111\u00f4i c\u00f9ng m\u1ed9t l\u00fac.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2023\/08\/tgmc-blog-64cb63f1da3da.png\" alt=\"chuy\u1ec3n sang 2\" \/><\/p>\n<p class=\"gt-block\"><strong>3. K\u1ebft n\u1ed1i v\u1edbi b\u1ed1n t\u1ed5 h\u1ee3p ConnectX-7 v\u00e0\/ho\u1eb7c BlueField-3 v\u1edbi t\u1ed1c \u0111\u1ed9 200G m\u1ed7i t\u1ed5 h\u1ee3p.<\/strong><\/p>\n<p class=\"gt-block\">N\u1ebfu b\u1ea1n mu\u1ed1n chuy\u1ec3n \u0111\u1ed5i t\u1ed1i \u0111a b\u1ed1n k\u1ebft h\u1ee3p b\u1ed9 \u0111i\u1ec1u h\u1ee3p v\u00e0\/ho\u1eb7c DPU b\u1eb1ng ConnectX-7 ho\u1eb7c BlueField-3, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng b\u1ed9 thu ph\u00e1t OSFP c\u1ed5ng \u0111\u00f4i v\u1edbi hai c\u00e1p chia s\u1ee3i quang 1:2. M\u1ed7i c\u00e1p trong s\u1ed1 hai c\u00e1p chia s\u1ee3i 4 k\u00eanh 1:2 c\u00f3 th\u1ec3 li\u00ean k\u1ebft v\u1edbi b\u1ed9 thu ph\u00e1t 400G l\u00ean \u0111\u1ebfn 50 m\u00e9t trong OSFP ho\u1eb7c QSFP112\u00a0 y\u1ebfu t\u1ed1 h\u00ecnh th\u1ee9c. C\u00e1c \u0111\u1ea7u n\u1ed1i \u0111i\u1ec7n t\u1eed, quang h\u1ecdc v\u00e0 quang h\u1ecdc gi\u1ed1ng nhau \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u1ea3 h\u1ec7 s\u1ed1 d\u1ea1ng OSFP v\u00e0 QSFP112 m\u1ed9t c\u1ed5ng. Khi b\u1ea1n k\u1ebft n\u1ed1i c\u00e1c \u0111\u1ea7u k\u00eanh hai s\u1ee3i quang, ch\u1ec9 c\u00f3 hai l\u00e0n trong b\u1ed9 thu ph\u00e1t 400G k\u00edch ho\u1ea1t, t\u1ea1o ra m\u1ed9t thi\u1ebft b\u1ecb 200G. \u0110i\u1ec1u n\u00e0y c\u0169ng t\u1ef1 \u0111\u1ed9ng gi\u1ea3m m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng c\u1ee7a b\u1ed9 thu ph\u00e1t 400G t\u1eeb 8 watt xu\u1ed1ng 5.5 watt, trong khi m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng c\u1ee7a OSFP c\u1ed5ng \u0111\u00f4i v\u1eabn \u1edf m\u1ee9c 15 watt.<\/p>\n<p>Xin l\u01b0u \u00fd r\u1eb1ng ch\u1ec9 ConnectX-7\/OSFP m\u1edbi t\u01b0\u01a1ng th\u00edch v\u1edbi h\u1ec7 s\u1ed1 d\u1ea1ng OSFP m\u1ed9t c\u1ed5ng, trong khi h\u1ec7 s\u1ed1 d\u1ea1ng QSFP112 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ConnectX-7\/QSFP112 v\u00e0\/ho\u1eb7c DPU BlueField-3\/QSFP112. B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng b\u1ea5t k\u1ef3 s\u1ef1 k\u1ebft h\u1ee3p n\u00e0o gi\u1eefa c\u00e1c lo\u1ea1i ConnectX-7 v\u00e0 BlueField-3 tr\u00ean c\u00f9ng m\u1ed9t b\u1ed9 thu ph\u00e1t OSFP c\u1ed5ng \u0111\u00f4i.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2023\/08\/tgmc-blog-64cb63f24fb1b.png\" alt=\"chuy\u1ec3n sang 4\" \/><\/p>\n<p class=\"gt-block\"><strong>4. Li\u00ean k\u1ebft c\u00f4ng t\u1eafc v\u1edbi khung CPU DGX H100 \u201cViking\u201d trong t\u1ed5 h\u1ee3p Cedar-7.<\/strong><\/p>\n<p class=\"gt-block\">H\u1ec7 th\u1ed1ng DGX-H100 \u0111\u01b0\u1ee3c trang b\u1ecb t\u00e1m GPU Hopper H100 n\u1eb1m \u1edf khung tr\u00ean c\u00f9ng, c\u00f9ng v\u1edbi hai CPU, b\u1ed9 l\u01b0u tr\u1eef v\u00e0\u00a0InfiniBand\u00a0ho\u1eb7c m\u1ea1ng Ethernet trong ph\u1ea7n m\u00e1y ch\u1ee7 d\u01b0\u1edbi c\u00f9ng. \u0110\u1ec3 h\u1ed7 tr\u1ee3 giao ti\u1ebfp gi\u1eefa GPU v\u1edbi GPU, c\u00e1c th\u1ebb Cedar-7 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u00f3 ch\u1ee9a t\u00e1m IC ConnectX-400 7Gb\/s \u0111\u01b0\u1ee3c g\u1eafn tr\u00ean hai bo m\u1ea1ch l\u1eedng. C\u00e1c th\u1ebb n\u00e0y \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i b\u00ean trong v\u1edbi b\u1ed1n l\u1ed3ng OSFP hai c\u1ed5ng 800G v\u1edbi b\u1ed9 t\u1ea3n nhi\u1ec7t b\u00ean trong cho m\u1ee5c \u0111\u00edch l\u00e0m m\u00e1t.<\/p>\n<p>C\u00e1c c\u00f4ng t\u1eafc h\u1ed7 tr\u1ee3 400G IB\/EN y\u00eau c\u1ea7u b\u1ed9 thu ph\u00e1t 2x400G c\u00f3 v\u00e2y tr\u00ean c\u00f9ng do gi\u1ea3m l\u01b0u l\u01b0\u1ee3ng kh\u00ed v\u00e0o. Li\u00ean k\u1ebft Cedar-7-to-Switch c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng quang h\u1ecdc \u0111\u01a1n ch\u1ebf \u0111\u1ed9 ho\u1eb7c \u0111a ch\u1ebf \u0111\u1ed9 ho\u1eb7c c\u00e1p \u0111\u1ed3ng ch\u1ee7 \u0111\u1ed9ng (ACC) cho k\u1ebft n\u1ed1i InfiniBand ho\u1eb7c Ethernet.<\/p>\n<p>B\u1ed9 thu ph\u00e1t 2x400G hai c\u1ed5ng cung c\u1ea5p hai li\u00ean k\u1ebft 400G ConnectX-7 t\u1eeb DGX \u0111\u1ebfn b\u1ed9 chuy\u1ec3n m\u1ea1ch Quantum-2 ho\u1eb7c Spectrum-4, do \u0111\u00f3 gi\u1ea3m \u0111\u1ed9 ph\u1ee9c t\u1ea1p v\u00e0 s\u1ed1 l\u01b0\u1ee3ng b\u1ed9 thu ph\u00e1t c\u1ea7n thi\u1ebft so v\u1edbi DGX A100. DGX-H100 c\u0169ng h\u1ed7 tr\u1ee3 t\u1ed1i \u0111a b\u1ed1n ConnectX-7 v\u00e0\/ho\u1eb7c hai B\u1ed9 x\u1eed l\u00fd d\u1eef li\u1ec7u (DPU) BlueField-3 trong InfiniBand v\u00e0\/ho\u1eb7c Ethernet \u0111\u1ec3 k\u1ebft n\u1ed1i m\u1ea1ng truy\u1ec1n th\u1ed1ng v\u1edbi l\u01b0u tr\u1eef, c\u1ee5m v\u00e0 qu\u1ea3n l\u00fd.<\/p>\n<p>C\u00e1c khe c\u1eafm th\u1ebb PCIe n\u1eb1m \u1edf c\u1ea3 hai b\u00ean c\u1ee7a l\u1ed3ng GPU OSFP c\u00f3 th\u1ec3 ch\u1ee9a c\u00e1c c\u00e1p v\u00e0\/ho\u1eb7c b\u1ed9 thu ph\u00e1t ri\u00eang bi\u1ec7t \u0111\u1ec3 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n k\u1ebft n\u1ed1i m\u1ea1ng b\u1ed5 sung b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng 400G ho\u1eb7c 200G v\u1edbi c\u00e1c thi\u1ebft b\u1ecb OSFP ho\u1eb7c QSFP112.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2023\/08\/tgmc-blog-64cb63f3169e9.png\" alt=\"chuy\u1ec3n sang dgx\" \/><\/p>\n<h3 class=\"gt-block\">InfiniBand Quantum-2\u00a0Power Switch<\/h3>\n<p>B\u1ed9 chuy\u1ec3n m\u1ea1ch QM9700 v\u00e0 QM9790 c\u1ee7a NVIDIA Quantum-2 l\u00e0 b\u1ed9 chuy\u1ec3n m\u1ea1ch IB (InfiniBand) ch\u1ee7 \u0111\u1ea1o trong l\u0129nh v\u1ef1c tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o hi\u1ec7n \u0111\u1ea1i v\u00e0 \u0111i\u1ec7n to\u00e1n hi\u1ec7u n\u0103ng cao. Th\u00f4ng qua c\u00e1c d\u1ecbch v\u1ee5 ki\u1ec3m tra \u0111\u1ed9 tin c\u1eady v\u00e0 \u0111\u1ed5i m\u1edbi c\u00f4ng ngh\u1ec7, NVIDIA Networks cung c\u1ea5p cho ng\u01b0\u1eddi d\u00f9ng c\u00e1c d\u1ecbch v\u1ee5 t\u0103ng t\u1ed1c m\u1ea1ng tuy\u1ec7t v\u1eddi.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2023\/08\/tgmc-blog-64cb63f3d6969.png\" alt=\"InfiniBand Quantum-2\" \/><\/p>\n<p>Hai thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch n\u00e0y s\u1eed d\u1ee5ng thi\u1ebft k\u1ebf khung g\u1ea7m ti\u00eau chu\u1ea9n 1U, v\u1edbi t\u1ed5ng s\u1ed1 32 giao di\u1ec7n v\u1eadt l\u00fd 800G v\u00e0 h\u1ed7 tr\u1ee3 64 c\u1ed5ng NDR 400Gb\/s InfiniBand (c\u00f3 th\u1ec3 chia th\u00e0nh t\u1ed1i \u0111a 128 c\u1ed5ng 200Gb\/s). Ch\u00fang h\u1ed7 tr\u1ee3 c\u00f4ng ngh\u1ec7 NVIDIA SHARP th\u1ebf h\u1ec7 th\u1ee9 ba, ki\u1ec3m so\u00e1t t\u1eafc ngh\u1ebdn n\u00e2ng cao, \u0111\u1ecbnh tuy\u1ebfn th\u00edch \u1ee9ng v\u00e0 c\u00f4ng ngh\u1ec7 m\u1ea1ng t\u1ef1 ph\u1ee5c h\u1ed3i. So v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m HDR th\u1ebf h\u1ec7 tr\u01b0\u1edbc, NDR cung c\u1ea5p t\u1ed1c \u0111\u1ed9 c\u1ed5ng g\u1ea5p \u0111\u00f4i, m\u1eadt \u0111\u1ed9 c\u1ed5ng chuy\u1ec3n \u0111\u1ed5i g\u1ea5p ba l\u1ea7n, c\u00f4ng su\u1ea5t h\u1ec7 th\u1ed1ng chuy\u1ec3n \u0111\u1ed5i g\u1ea5p n\u0103m l\u1ea7n v\u00e0 kh\u1ea3 n\u0103ng t\u0103ng t\u1ed1c AI c\u1ee7a chuy\u1ec3n \u0111\u1ed5i g\u1ea5p 32 l\u1ea7n.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2023\/08\/tgmc-blog-64cb63f58c3ec.png\" alt=\"c\u00f4ng t\u1eafc ndr\" \/><\/p>\n<p>C\u00f4ng t\u1eafc QM9700 v\u00e0 QM9790 l\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m d\u00e0nh cho gi\u1ea3i ph\u00e1p InfiniBand g\u1eafn tr\u00ean gi\u00e1, bao g\u1ed3m l\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed v\u00e0 l\u00e0m m\u00e1t b\u1eb1ng ch\u1ea5t l\u1ecfng, c\u0169ng nh\u01b0 c\u00e1c c\u00f4ng t\u1eafc \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd v\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd. M\u1ed7i c\u00f4ng t\u1eafc c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 b\u0103ng th\u00f4ng t\u1ed5ng h\u1ee3p hai chi\u1ec1u l\u00e0 51.2Tb\/gi\u00e2y v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng th\u00f4ng l\u01b0\u1ee3ng \u0111\u00e1ng kinh ng\u1ea1c h\u01a1n 66.5 t\u1ef7 g\u00f3i m\u1ed7i gi\u00e2y (BPPS). Con s\u1ed1 n\u00e0y g\u1ea5p kho\u1ea3ng n\u0103m l\u1ea7n kh\u1ea3 n\u0103ng chuy\u1ec3n \u0111\u1ed5i c\u1ee7a Quantum-1 th\u1ebf h\u1ec7 tr\u01b0\u1edbc.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2023\/08\/tgmc-blog-64cb63f67032c.png\" alt=\"trong m\u1ea1ng\" \/><\/p>\n<p>B\u1ed9 chuy\u1ec3n m\u1ea1ch QM9700 v\u00e0 QM9790 c\u00f3 t\u00ednh linh ho\u1ea1t cao v\u00e0 c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 nhi\u1ec1u c\u1ea5u tr\u00fac li\u00ean k\u1ebft m\u1ea1ng kh\u00e1c nhau nh\u01b0 Fat Tree, DragonFly+ v\u00e0 Torus \u0111a chi\u1ec1u. Ch\u00fang c\u0169ng h\u1ed7 tr\u1ee3 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch ng\u01b0\u1ee3c v\u1edbi c\u00e1c th\u1ebf h\u1ec7 s\u1ea3n ph\u1ea9m tr\u01b0\u1edbc \u0111\u00f3 v\u00e0 c\u00f3 h\u1ed7 tr\u1ee3 h\u1ec7 th\u1ed1ng ph\u1ea7n m\u1ec1m r\u1ed9ng r\u00e3i.<\/p>\n<h3 class=\"gt-block\"><strong><b>Quantum-2 ConnectX-7<\/b><\/strong><strong><b>\u00a0SmartNIC<\/b><\/strong><\/h3>\n<p>NVIDIA cung c\u1ea5p card m\u1ea1ng th\u00f4ng minh NDR ho\u1eb7c NDR200 NVIDIA ConnectX 7 m\u1ed9t c\u1ed5ng ho\u1eb7c hai c\u1ed5ng d\u01b0\u1edbi d\u1ea1ng gi\u1ea3i ph\u00e1p Quantum-2. S\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 NVIDIA Mellanox Socket Direct, card m\u1ea1ng n\u00e0y \u0111\u1ea1t \u0111\u01b0\u1ee3c 32 k\u00eanh PCIe Gen4. \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi c\u00f4ng ngh\u1ec7 7 nanomet, ConnectX-7 ch\u1ee9a 8 t\u1ef7 b\u00f3ng b\u00e1n d\u1eabn v\u00e0 c\u00f3 t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u g\u1ea5p \u0111\u00f4i so v\u1edbi chip m\u1ea1ng \u0111i\u1ec7n to\u00e1n hi\u1ec7u su\u1ea5t cao h\u00e0ng \u0111\u1ea7u, NVIDIA ConnectX-6. N\u00f3 c\u0169ng t\u0103ng g\u1ea5p \u0111\u00f4i hi\u1ec7u su\u1ea5t c\u1ee7a RDMA, GPUDirect Storage, GPUDirect RDMA v\u00e0 \u0111i\u1ec7n to\u00e1n m\u1ea1ng.<\/p>\n<p>NDR HCA bao g\u1ed3m nhi\u1ec1u l\u00f5i \u0111i\u1ec7n to\u00e1n c\u00f3 th\u1ec3 l\u1eadp tr\u00ecnh c\u00f3 th\u1ec3 h\u1ee7y t\u1ea3i thu\u1eadt to\u00e1n d\u1eef li\u1ec7u ti\u1ec1n x\u1eed l\u00fd v\u00e0 \u0111\u01b0\u1eddng d\u1eabn \u0111i\u1ec1u khi\u1ec3n \u1ee9ng d\u1ee5ng t\u1eeb CPU ho\u1eb7c GPU \u0111\u1ebfn m\u1ea1ng, mang l\u1ea1i hi\u1ec7u su\u1ea5t cao h\u01a1n, kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u00e0 ch\u1ed3ng ch\u00e9o gi\u1eefa c\u00e1c t\u00e1c v\u1ee5 \u0111i\u1ec7n to\u00e1n v\u00e0 giao ti\u1ebfp. Th\u1ebb m\u1ea1ng th\u00f4ng minh n\u00e0y \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u kh\u1eaft khe nh\u1ea5t \u0111\u1ed1i v\u1edbi c\u00e1c doanh nghi\u1ec7p truy\u1ec1n th\u1ed1ng v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c to\u00e0n c\u1ea7u v\u1ec1 tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o, \u0111i\u1ec7n to\u00e1n khoa h\u1ecdc v\u00e0 trung t\u00e2m d\u1eef li\u1ec7u \u0111\u00e1m m\u00e2y quy m\u00f4 l\u1edbn.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2023\/08\/tgmc-blog-64cb63f7c5434.png\" alt=\"Quantum-2 ConnectX-7 Smart NIC\" \/><\/p>\n<h3 class=\"gt-block\"><strong><b>\u0110\u1ea7u n\u1ed1i quang LinkX InfiniBand<\/b><\/strong><\/h3>\n<p>FiberMall offc\u00e1c gi\u1ea3i ph\u00e1p k\u1ebft n\u1ed1i quang InfiniBand 400Gb\/s linh ho\u1ea1t, bao g\u1ed3m b\u1ed9 thu ph\u00e1t \u0111\u01a1n ch\u1ebf \u0111\u1ed9 v\u00e0 \u0111a ch\u1ebf \u0111\u1ed9, b\u1ed9 nh\u1ea3y s\u1ee3i quang MPO, c\u00e1p \u0111\u1ed3ng ch\u1ee7 \u0111\u1ed9ng (ACC) v\u00e0 c\u00e1p \u0111\u1ed3ng th\u1ee5 \u0111\u1ed9ng (DAC), \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a c\u00e1c c\u1ea5u tr\u00fac li\u00ean k\u1ebft m\u1ea1ng kh\u00e1c nhau.<\/p>\n<p>Gi\u1ea3i ph\u00e1p n\u00e0y bao g\u1ed3m c\u00e1c b\u1ed9 thu ph\u00e1t c\u1ed5ng k\u00e9p c\u00f3 \u0111\u1ea7u n\u1ed1i OSFP c\u00f3 c\u00e1c c\u00e1nh t\u1ea3n nhi\u1ec7t \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c c\u00f4ng t\u1eafc c\u1ea5u h\u00ecnh c\u1ed1 \u0111\u1ecbnh l\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed, trong khi c\u00e1c b\u1ed9 thu ph\u00e1t c\u00f3 \u0111\u1ea7u n\u1ed1i OSFP ph\u1eb3ng ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c c\u00f4ng t\u1eafc m\u00f4-\u0111un l\u00e0m m\u00e1t b\u1eb1ng ch\u1ea5t l\u1ecfng v\u00e0 HCA.<\/p>\n<p>\u0110\u1ed1i v\u1edbi k\u1ebft n\u1ed1i chuy\u1ec3n m\u1ea1ch, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u00f4-\u0111un quang 2xNDR (800Gbps) \u0111\u00f3ng g\u00f3i OSFP m\u1edbi \u0111\u1ec3 k\u1ebft n\u1ed1i hai chuy\u1ec3n m\u1ea1ch QM97XX. Thi\u1ebft k\u1ebf v\u00e2y c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 kh\u1ea3 n\u0103ng t\u1ea3n nhi\u1ec7t c\u1ee7a c\u00e1c m\u00f4-\u0111un quang h\u1ecdc.<\/p>\n<p class=\"gt-block\">\u0110\u1ec3 k\u1ebft n\u1ed1i gi\u1eefa c\u00e1c b\u1ed9 chuy\u1ec3n m\u1ea1ch v\u00e0 HCA, \u0111\u1ea7u b\u1ed9 chuy\u1ec3n \u0111\u1ed5i s\u1eed d\u1ee5ng m\u00f4-\u0111un quang 2xNDR (800Gbps) \u0111\u01b0\u1ee3c \u0111\u00f3ng g\u00f3i OSFP c\u00f3 v\u00e2y, trong khi \u0111\u1ea7u NIC s\u1eed d\u1ee5ng m\u1ed9t m\u1eb7t ph\u1eb3ng.\u00a0M\u00f4-\u0111un quang OSFP 400Gbps. B\u1ed9 nh\u1ea3y s\u1ee3i MPO c\u00f3 th\u1ec3 cung c\u1ea5p 3-150 m\u00e9t v\u00e0 s\u1ee3i quang chia m\u1ed9t \u0111\u1ebfn hai c\u00f3 th\u1ec3 cung c\u1ea5p 3-50 m\u00e9t.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2023\/08\/tgmc-blog-64cb63f91cfca.png\" alt=\"thu ph\u00e1t quang\" \/><\/p>\n<p>K\u1ebft n\u1ed1i gi\u1eefa c\u00f4ng t\u1eafc v\u00e0 HCA cung c\u1ea5p gi\u1ea3i ph\u00e1p s\u1eed d\u1ee5ng DAC (t\u1ed1i \u0111a 1.5 m\u00e9t) ho\u1eb7c ACC (t\u1ed1i \u0111a 3 m\u00e9t). C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1p \u0111\u1ed9t ph\u00e1 t\u1eeb m\u1ed9t \u0111\u1ebfn hai \u0111\u1ec3 k\u1ebft n\u1ed1i m\u1ed9t c\u1ed5ng OSFP c\u1ee7a b\u1ed9 chuy\u1ec3n m\u1ea1ch (\u0111\u01b0\u1ee3c trang b\u1ecb hai c\u1ed5ng InfiniBand 400Gb\/gi\u00e2y) v\u1edbi hai HCA 400Gb\/gi\u00e2y \u0111\u1ed9c l\u1eadp. C\u00e1p \u0111\u1ed9t ph\u00e1 t\u1eeb m\u1ed9t \u0111\u1ebfn b\u1ed1n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 k\u1ebft n\u1ed1i m\u1ed9t c\u1ed5ng chuy\u1ec3n \u0111\u1ed5i OSFP c\u1ee7a c\u00f4ng t\u1eafc v\u1edbi b\u1ed1n HCA 200Gb\/s.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2023\/08\/tgmc-blog-64cb63f9b3b48.png\" alt=\"k\u1ebft n\u1ed1i gi\u1eefa c\u00f4ng t\u1eafc v\u00e0 HCA\" \/><\/p>\n<h3 class=\"gt-block\"><strong><b>\u01afu \u0111i\u1ec3m<\/b><\/strong><\/h3>\n<p>N\u1ec1n t\u1ea3ng NVIDIA Quantum-2 InfiniBand \u0111\u00e3 th\u1ef1c s\u1ef1 thay \u0111\u1ed5i c\u00e1ch ch\u00fang ta nh\u00ecn nh\u1eadn v\u1ec1 m\u1ea1ng hi\u1ec7u su\u1ea5t cao. V\u1edbi kh\u1ea3 n\u0103ng \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 truy\u1ec1n 400Gb\/gi\u00e2y tr\u00ean m\u1ed7i c\u1ed5ng v\u00e0 \u00e1p d\u1ee5ng c\u00f4ng ngh\u1ec7 NVIDIA Port Splitting, n\u1ec1n t\u1ea3ng n\u00e0y mang \u0111\u1ebfn m\u1ed9t b\u01b0\u1edbc ti\u1ebfn v\u01b0\u1ee3t b\u1eadc v\u1ec1 m\u1eadt \u0111\u1ed9 c\u1ed5ng, chuy\u1ec3n \u0111\u1ed5i v\u00e0 dung l\u01b0\u1ee3ng h\u1ec7 th\u1ed1ng. \u0110\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi c\u1ea5u tr\u00fac li\u00ean k\u1ebft Dragonfly+, m\u1ea1ng d\u1ef1a tr\u00ean Quantum-2 c\u00f3 th\u1ec3 t\u1ea1o k\u1ebft n\u1ed1i 400Gb\/gi\u00e2y cho h\u01a1n m\u1ed9t tri\u1ec7u n\u00fat ch\u1ec9 trong ba b\u01b0\u1edbc nh\u1ea3y, \u0111\u1ed3ng th\u1eddi gi\u1ea3m \u0111\u00e1ng k\u1ec3 ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng v\u00e0 \u0111\u1ed9 tr\u1ec5, v\u00e0 gi\u1ea3i quy\u1ebft c\u00e1c y\u00eau c\u1ea7u v\u1ec1 kh\u00f4ng gian m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n<p>NVIDIA kh\u00f4ng ch\u1ec9 t\u1eadp trung v\u00e0o hi\u1ec7u su\u1ea5t, m\u00e0 c\u00f2n mang \u0111\u1ebfn nh\u1eefng c\u1ea3i ti\u1ebfn \u0111\u00e1ng k\u1ec3 v\u1ec1 c\u00f4ng ngh\u1ec7 SHARP th\u1ebf h\u1ec7 th\u1ee9 ba (SHARPv3), m\u1edf ra kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng g\u1ea7n nh\u01b0 v\u00f4 h\u1ea1n \u0111\u1ec3 x\u1eed l\u00fd d\u1eef li\u1ec7u l\u1edbn th\u00f4ng qua m\u1ed9t m\u1ea1ng c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng h\u1ed7 tr\u1ee3 t\u1edbi 64 lu\u1ed3ng song song. S\u1ef1 t\u0103ng t\u1ed1c v\u01b0\u1ee3t tr\u1ed9i cho AI \u0111\u00e3 \u0111\u01b0\u1ee3c n\u00e2ng l\u00ean g\u1ea5p 32 l\u1ea7n so v\u1edbi s\u1ea3n ph\u1ea9m HDR tr\u01b0\u1edbc \u0111\u00f3, \u0111em \u0111\u1ebfn m\u1ed9t b\u01b0\u1edbc \u0111\u1ed9t ph\u00e1 \u0111\u00e1ng kinh ng\u1ea1c cho l\u0129nh v\u1ef1c n\u00e0y.<\/p>\n<p>M\u1ed9t \u01b0u \u0111i\u1ec3m \u0111\u00e1ng ch\u00fa \u00fd c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb NDR l\u00e0 kh\u1ea3 n\u0103ng gi\u1ea3m \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a m\u1ea1ng v\u00e0 n\u00e2ng cao hi\u1ec7u qu\u1ea3. Khi n\u00e2ng c\u1ea5p t\u1ef7 l\u1ec7 trong t\u01b0\u01a1ng lai, b\u1ea1n ch\u1ec9 c\u1ea7n thay \u0111\u1ed5i c\u00e1p v\u00e0 card m\u1ea1ng, gi\u00fap ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 ngu\u1ed3n l\u1ef1c. M\u1ea1ng NDR c\u0169ng y\u00eau c\u1ea7u \u00edt thi\u1ebft b\u1ecb h\u01a1n so v\u1edbi c\u00e1c m\u1ea1ng h\u1ed7 tr\u1ee3 c\u00f9ng m\u1ed9t hi\u1ec7u su\u1ea5t, gi\u00fap ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 t\u1ed1i \u01b0u h\u00f3a ng\u00e2n s\u00e1ch t\u1ed5ng th\u1ec3 c\u0169ng nh\u01b0 c\u00e1c kho\u1ea3n \u0111\u1ea7u t\u01b0 trong t\u01b0\u01a1ng lai. So v\u1edbi HDR tr\u01b0\u1edbc \u0111\u00f3, s\u1ef1 chuy\u1ec3n \u0111\u1ed5i sang c\u00e1c thi\u1ebft b\u1ecb NDR kh\u00f4ng ch\u1ec9 ti\u1ebft ki\u1ec7m chi ph\u00ed m\u00e0 c\u00f2n c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 hi\u1ec7u qu\u1ea3 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u1ea1ng.<\/p>\n<p>Tham kh\u1ea3o c\u00e1c s\u1ea3n ph\u1ea9m c\u1ee7a NVIDIA Networking t\u1ea1i:<br \/>\n\u2192\u00a0<a href=\"https:\/\/thegioimaychu.vn\/thiet-bi-mang\/mellanox\/\">https:\/\/thegioimaychu.vn\/thiet-bi-mang\/mellanox\/<\/a><\/p>\n<div>____<br \/><b>B\u00e0i vi\u1ebft li\u00ean quan<\/b><\/div>\n<ul>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=23415\">B\u01b0\u1edbc v\u00e0o k\u1ef7 nguy\u00ean tr\u1ee3 l\u00fd AI c\u00e1 nh\u00e2n &#8211; so s\u00e1nh chi ti\u1ebft NVIDIA RTX Spark v\u00e0 DGX Spark<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=23322\">NVIDIA RTX PRO 4500 Blackwell Server Edition: B\u01b0\u1edbc nh\u1ea3y v\u1ecdt t\u1eeb th\u1ebf h\u1ec7 L4 cho h\u1ea1 t\u1ea7ng AI suy lu\u1eadn hi\u1ec7u n\u0103ng cao<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=23119\">NVIDIA NGC\u2011ready Low\u2011latency Edge AI: Gi\u1ea3i ph\u00e1p cho Retail, Manufacturing v\u00e0 Smart Cities<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=23110\">So s\u00e1nh s\u1ee9c m\u1ea1nh c\u1ee7a m\u00e1y t\u00ednh AI DGX Spark v\u1edbi c\u00e1c card GPU m\u00e1y tr\u1ea1m chuy\u00ean nghi\u1ec7p c\u1ee7a NVIDIA<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=22969\">T\u1eeb Orin \u0111\u1ebfn Thor: B\u01b0\u1edbc nh\u1ea3y v\u1ecdt ki\u1ebfn tr\u00fac c\u1ee7a NVIDIA JetPack 7.0 v\u00e0 t\u01b0\u01a1ng lai c\u1ee7a robot h\u00ecnh ng\u01b0\u1eddi<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=22887\">T\u1ea1i sao g\u1ecdi NVIDIA DGX Spark l\u00e0 Si\u00eau m\u00e1y t\u00ednh AI c\u00e1 nh\u00e2n?<\/a><\/li>\n<\/ul>\n<\/p>","protected":false},"excerpt":{"rendered":"<p>Tr&iacute; tu&#7879; nh&acirc;n t&#7841;o (AI), m&#7897;t l&#297;nh v&#7921;c &#273;&atilde; c&oacute; t&#7915; r&#7845;t l&acirc;u, &#273;&atilde; th&#7921;c s&#7921; tr&#7843;i qua m&#7897;t cu&#7897;c c&aacute;ch m&#7841;ng mang t&iacute;nh &#273;&#7897;t ph&aacute; trong th&#7901;i gian g&#7847;n &#273;&acirc;y. Trong s&#7889; c&aacute;c c&ocirc;ng ngh&#7879; AI n&#7893;i b&#7853;t, &#273;&#7863;c bi&#7879;t nh&#432; ChatGPT, &#273;&atilde; b&#7855;t &#273;&#7847;u t&#7841;o ra s&#7921; thay &#273;&#7893;i to l&#7899;n trong c&aacute;ch&#8230;<\/p>\n","protected":false},"author":17,"featured_media":16896,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[3,44,1],"tags":[7,1363,74,1314],"class_list":["post-16883","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ai-hpc","category-product","category-tong-hop","tag-ai","tag-high-performance-networking","tag-hpc","tag-nvidia"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Gi\u1ea3i ph\u00e1p m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao NDR 400G\/800G c\u1ee7a NVIDIA Networking - Blog | TheGioiMayChu<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/thegioimaychu.vn\/blog\/tong-hop\/giai-phap-mang-toc-do-cao-ndr-400g-800g-cua-nvidia-networking-p16883\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Gi\u1ea3i ph\u00e1p m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao NDR 400G\/800G c\u1ee7a NVIDIA Networking - Blog | TheGioiMayChu\" \/>\n<meta name=\"twitter:description\" content=\"Tr&iacute; tu&#7879; nh&acirc;n t&#7841;o (AI), m&#7897;t l&#297;nh v&#7921;c &#273;&atilde; c&oacute; t&#7915; r&#7845;t l&acirc;u, &#273;&atilde; th&#7921;c s&#7921; tr&#7843;i qua m&#7897;t cu&#7897;c c&aacute;ch m&#7841;ng mang t&iacute;nh &#273;&#7897;t ph&aacute; trong th&#7901;i gian g&#7847;n &#273;&acirc;y. Trong s&#7889; c&aacute;c c&ocirc;ng ngh&#7879; AI n&#7893;i b&#7853;t, &#273;&#7863;c bi&#7879;t nh&#432; ChatGPT, &#273;&atilde; b&#7855;t &#273;&#7847;u t&#7841;o ra s&#7921; thay &#273;&#7893;i to l&#7899;n trong c&aacute;ch...\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2023\/08\/TheGioiMayChu-Blog-Image.png\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Nguy\u1ec5n \u0110\u1ee9c Th\u00e1i\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"17 minutes\" \/>\n<script type=\"application\/ld+json\" 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