\u4f7f\u7528 PCIe 5.0 x16\uff0c\u4f60\u53ef\u4ee5\u7372\u5f97\u5169\u500d\u65bc PCIe 4.0 x16 \u7684\u983b\u5bec\u3002\u73fe\u4ee3\u4f3a\u670d\u5668\u5e73\u53f0\u5df2\u7d93\u5ee3\u6cdb\u652f\u63f4\u9019\u4e00\u4ecb\u9762\uff0c\u56e0\u6b64\u4f60\u53ef\u4ee5\u907f\u514d\u983b\u5bec\u74f6\u9838\uff0c\u91cb\u653e\u9ad8\u6548\u80fd\u7db2\u8def\u80fd\u529b\u3002<\/p>\n

\u8981\u9ede\u901f\u89bd<\/strong><\/h2>\n

\n
• \u4f7f\u7528 PCIe 5.0 x16 \u624d\u80fd\u8b93 CX7 400G \u7db2\u5361\u8dd1\u5230\u6700\u9ad8 400Gb\/s \u7684\u541e\u5410\u91cf\u3002<\/li>\n
• PCIe 5.0 x16 \u7684\u983b\u5bec\u662f PCIe 4.0 x16 \u7684\u5169\u500d\uff0c\u78ba\u4fdd\u4f60\u7684\u7db2\u5361\u53ef\u4ee5\u5168\u901f\u904b\u884c\u3002<\/li>\n
• \u5728\u5b89\u88dd\u524d\u8981\u6aa2\u67e5\u4f3a\u670d\u5668\u662f\u5426\u652f\u63f4 PCIe 5.0\uff0c\u4ee5\u907f\u514d\u6548\u80fd\u74f6\u9838\u3002<\/li>\n
• \u5728\u90e8\u7f72 400G \u7db2\u5361\u6642\u8981\u8003\u616e\u96fb\u6e90\u548c\u6563\u71b1\u9700\u6c42\uff0c\u4ee5\u4fdd\u8b49\u7a69\u5b9a\u6027\u548c\u6548\u80fd\u3002<\/li>\n
• \u4f7f\u7528\u9ad8\u54c1\u8cea\u7dda\u7e9c\u548c\u9023\u63a5\u5668\uff0c\u4ee5\u6eff\u8db3 400G \u6280\u8853\u5c0d\u8a0a\u865f\u7cbe\u5ea6\u7684\u8981\u6c42\u3002<\/li>\n<\/ul>\n

  \u7528\u65bc CX7 400G \u7db2\u5361\u7684 PCIe 5.0×16 \u983b\u5bec<\/strong><\/h2>\n

  400Gbps \u901f\u7387\u9700\u6c42<\/h3>\n

  \u5728\u70ba\u4f3a\u670d\u5668\u9078\u64c7\u7db2\u5361\u4e4b\u524d\uff0c\u4f60\u9700\u8981\u5148\u4e86\u89e3\u5b83\u5c0d\u8cc7\u6599\u901f\u7387\u7684\u8981\u6c42\u3002\u50cf CX7 400G \u9019\u6a23\u7684 400Gbps \u7db2\u5361\uff0c\u6bcf\u79d2\u8981\u50b3\u8f38\u6975\u5176\u9f90\u5927\u7684\u8cc7\u6599\u91cf\u3002\u70ba\u4e86\u8ddf\u4e0a\u9019\u4e00\u901f\u5ea6\uff0c\u4f60\u7684\u7cfb\u7d71\u5fc5\u9808\u4f7f\u7528 PCIe 5.0 x16 \u64f4\u5145\u69fd\u3002\u8981\u5be6\u73fe\u5b8c\u6574 400Gbps \u7684\u904b\u884c\uff0c\u4f60\u81f3\u5c11\u9700\u8981\u6eff\u8db3\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n

  \n
  • \u4e00\u584a\u5e36\u6709 16 \u901a\u9053 PCIe 5.0 \u4ecb\u9762\u7684 400GbE NIC\u3002\u9019\u7a2e\u914d\u7f6e\u7684\u7406\u8ad6\u6700\u5927\u983b\u5bec\u53ef\u9054 512 Gb\/s\u3002<\/li>\n
  • \u7db2\u5361\u9700\u652f\u63f4 RDMA \u7b49\u9032\u968e\u6280\u8853\uff0c\u4ee5\u4fbf\u5feb\u901f\u3001\u9ad8\u6548\u5730\u642c\u904b\u8cc7\u6599\u3002<\/li>\n
  • \u4f3a\u670d\u5668\u9700\u8981\u914d\u5099 PCIe 5.0 \u4e3b\u6a5f\u677f\u4ee5\u53ca\u76f8\u5bb9\u7684 CPU\uff0c\u5169\u8005\u5354\u540c\u8655\u7406\u9ad8\u901f\u8cc7\u6599\u50b3\u8f38\u3002<\/li>\n<\/ul>\n

    \u4f60\u9084\u9700\u8981\u6ce8\u610f\uff0c\u5be6\u969b\u74b0\u5883\u4e0b\u7684\u541e\u5410\u91cf\u901a\u5e38\u9054\u4e0d\u5230\u7406\u8ad6\u6700\u5927\u503c\u3002\u5132\u5b58\u7cfb\u7d71\u53ca\u5176\u4ed6\u786c\u9ad4\u90fd\u6709\u53ef\u80fd\u62d6\u6162\u8cc7\u6599\u50b3\u8f38\u3002\u5373\u4fbf\u7db2\u5361\u672c\u8eab\u652f\u63f4 400Gbps\uff0c\u4f60\u5728\u5be6\u969b\u4f7f\u7528\u4e2d\u4e5f\u53ef\u80fd\u770b\u4e0d\u5230\u9019\u500b\u6578\u503c\u3002\u5c01\u5305\u907a\u5931\u3001\u5ef6\u9072\u548c\u58c5\u585e\u7b49\u56e0\u7d20\u90fd\u6703\u964d\u4f4e\u5be6\u969b\u541e\u5410\u91cf\u3002\u56e0\u6b64\uff0c\u5728\u898f\u5283\u7db2\u8def\u6642\u5fc5\u9808\u5c07\u9019\u4e9b\u9650\u5236\u7d0d\u5165\u8003\u91cf\u3002<\/p>\n

    \u63d0\u793a\uff1a<\/strong>\u5728\u5b89\u88dd 400Gbps \u7db2\u5361\u524d\uff0c\u4e00\u5b9a\u8981\u78ba\u8a8d\u4f3a\u670d\u5668\u5e73\u53f0\u662f\u5426\u652f\u63f4 PCIe 5.0 \u4ecb\u9762\uff0c\u9019\u53ef\u4ee5\u5e6b\u52a9\u4f60\u907f\u514d\u6548\u80fd\u74f6\u9838\u3002<\/p><\/blockquote>\n

    PCIe 5.0 \u8207 PCIe 4.0 \u7684\u983b\u5bec\u5dee\u7570<\/h3>\n

    \u4f60\u53ef\u80fd\u6703\u597d\u5947\uff0c\u70ba\u4ec0\u9ebc 400Gbps \u7db2\u5361\u4e00\u5b9a\u8981\u7528 PCIe 5.0 x16\uff1f\u95dc\u9375\u5c31\u5728\u65bc PCIe 4.0 \u548c PCIe 5.0 \u4e4b\u9593\u7684\u983b\u5bec\u5dee\u5225\u3002PCIe 5.0 x16 \u7684\u6700\u5927\u983b\u5bec\u662f PCIe 4.0 x16 \u7684\u5169\u500d\uff0c\u591a\u51fa\u7684\u9019\u90e8\u5206\u983b\u5bec\u53ef\u4ee5\u78ba\u4fdd\u7db2\u5361\u5728\u4e0d\u88ab\u4ecb\u9762\u9650\u5236\u7684\u524d\u63d0\u4e0b\u5168\u901f\u904b\u884c\u3002<\/p>\n

    \u4e0b\u9762\u9019\u500b\u8868\u683c\u5c55\u793a\u4e86\u95dc\u9375\u5dee\u7570\uff1a<\/p>\n

    \n\n\n\n\n<\/colgroup>\n\n\n\n\n

    PCIe \u7248\u672c<\/th>\n	\u983b\u5bec (GT\/s)<\/th>\n	\u983b\u5bec (GB\/s)<\/th>\n<\/tr>\n
    PCIe 4.0 x16<\/td>\n	16<\/td>\n	16<\/td>\n<\/tr>\n
    PCIe 5.0 x16<\/td>\n	32<\/td>\n	32<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n PCIe 5.0 x16 \u63d0\u4f9b\u4e86\u8db3\u5920\u7684\u983b\u5bec\u4f86\u652f\u6490 400G \u7db2\u5361\u7684\u9ad8\u8cc7\u6599\u901f\u7387\u3002\u5373\u4fbf\u540c\u6a23\u662f 16 \u901a\u9053\uff0cPCIe 4.0 x16 \u4e5f\u7121\u6cd5\u7d66\u51fa\u540c\u7d1a\u5225\u7684\u6548\u80fd\u3002\u5982\u679c\u4f60\u53ea\u7528 PCIe 4.0\uff0c\u7db2\u5361\u5f88\u53ef\u80fd\u7121\u6cd5\u767c\u63ee\u5168\u90e8\u6f5b\u529b\u3002<\/p>\n \u4f60\u9084\u61c9\u8a72\u95dc\u6ce8 PCIe 5.0 \u5728\u6280\u8853\u5c64\u9762\u7684\u6539\u9032\u3002PCIe 4.0 \u7684\u8cc7\u6599\u901f\u7387\u662f 16 GT\/s\uff0c\u800c PCIe 5.0 \u5247\u63d0\u5347\u5230\u4e86 32 GT\/s\uff1b\u5948\u594e\u65af\u7279\u983b\u7387\u7ffb\u500d\uff0c\u8a0a\u865f\u5b8c\u6574\u6027\u6280\u8853\u4e5f\u5f97\u5230\u589e\u5f37\uff1b\u5e8f\u5217\u5316\u5ef6\u9072\u9032\u4e00\u6b65\u964d\u4f4e\uff0c\u9019\u4ee3\u8868\u8cc7\u6599\u5728\u4ecb\u9762\u4e0a\u7684\u50b3\u8f38\u901f\u5ea6\u66f4\u5feb\u3002\u9019\u4e9b\u6539\u9032\u90fd\u6709\u52a9\u65bc\u8b93\u4f60\u7684 CX7 400G \u7db2\u5361\u767c\u63ee\u51fa\u66f4\u9ad8\u6548\u80fd\u3002<\/p>\n \n\n\n\n\n<\/colgroup>\n\n\n\n\n\n\n\n \u7279\u6027<\/th>\n PCIe 4.0<\/th>\n PCIe 5.0<\/th>\n<\/tr>\n \u8cc7\u6599\u901f\u7387<\/td>\n 16 GT\/s<\/td>\n 32 GT\/s<\/td>\n<\/tr>\n \u5948\u594e\u65af\u7279\u983b\u7387<\/td>\n 8 GHz<\/td>\n 16 GHz<\/td>\n<\/tr>\n \u7e3d\u901a\u9053\u63d2\u5165\u640d\u8017<\/td>\n -28 dB<\/td>\n -36 dB<\/td>\n<\/tr>\n \u8a0a\u865f\u5b8c\u6574\u6027\u6280\u8853<\/td>\n \u6a19\u6e96<\/td>\n \u589e\u5f37<\/td>\n<\/tr>\n \u5e8f\u5217\u5316\u5ef6\u9072<\/td>\n \u8f03\u9ad8<\/td>\n \u8f03\u4f4e<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n \u63a1\u7528 PCIe 5.0 x16\uff0c\u4f60\u5c31\u80fd\u91cb\u653e\u7db2\u5361\u7684\u5168\u90e8\u6548\u80fd\uff0c\u907f\u514d\u983b\u5bec\u74f6\u9838\uff0c\u78ba\u4fdd\u8cc7\u6599\u50b3\u8f38\u9ad8\u901f\u9806\u66a2\u3002PCIe 5.0 \u4ecb\u9762\u5df2\u5728\u73fe\u4ee3\u4f3a\u670d\u5668\u4e2d\u5ee3\u6cdb\u666e\u53ca\uff0c\u56e0\u6b64\u4e5f\u80fd\u5e6b\u52a9\u4f60\u63d0\u524d\u5b8c\u6210\u57fa\u790e\u8a2d\u65bd\u7684\u300c\u672a\u4f86\u76f8\u5bb9\u300d\u3002\u5be6\u969b\u4e0a\uff0cConnectX-7 \u76f8\u8f03\u820a\u4e00\u4ee3\u7522\u54c1\u983b\u5bec\u7ffb\u500d\uff0c\u9019\u4e5f\u8b93 PCIe 5.0 x16 \u6210\u70ba 400G \u7db2\u8def\u7684\u6700\u4f73\u9078\u64c7\u3002<\/p>\n \u5982\u679c\u4f60\u60f3\u628a\u7db2\u8def\u6548\u80fd\u62c9\u6eff\uff0c\u5c31\u8981\u70ba\u7db2\u5361\u5339\u914d\u6b63\u78ba\u7684 PCIe \u64f4\u5145\u69fd\u3002PCIe 5.0 x16 \u662f\u5be6\u73fe\u6700\u5927\u983b\u5bec\u3001\u5145\u5206\u767c\u63ee CX7 400G \u7db2\u5361\u6548\u80fd\u7684\u552f\u4e00\u9014\u5f91\u3002\u914d\u5408\u5408\u9069\u7684\u7cfb\u7d71\u67b6\u69cb\uff0c\u4f60\u5c31\u53ef\u4ee5\u8f15\u9b06\u61c9\u5c0d\u8cc7\u6599\u5bc6\u96c6\u578b\u61c9\u7528\u7684\u8ca0\u8f09\uff0c\u8b93\u7db2\u8def\u59cb\u7d42\u4fdd\u6301\u6eff\u8840\u904b\u884c\u3002<\/p>\n ConnectX-7 400G \u4ecb\u9762\u5361\u6548\u80fd\u7279\u6027<\/strong><\/h2>\n \u5168\u7dda\u901f\u904b\u884c\u80fd\u529b<\/h3>\n \u4f60\u5e0c\u671b\u7db2\u8def\u59cb\u7d42\u8dd1\u5728\u6700\u9ad8\u901f\u3002ConnectX-7 400G \u4ecb\u9762\u5361\u652f\u63f4\u5168\u7dda\u901f\u904b\u884c\uff0c\u4e5f\u5c31\u662f\u8aaa\uff0c\u5b83\u5728\u8003\u616e\u932f\u8aa4\u66f4\u6b63\u7b49\u958b\u92b7\u5f8c\uff0c\u4ecd\u7136\u53ef\u4ee5\u505a\u5230\u6700\u9ad8\u7d04 425 Gbit\/s \u7684\u6709\u6548\u901f\u7387\u3002\u8981\u5be6\u73fe\u9019\u4e00\u6548\u80fd\uff0c\u5c31\u5fc5\u9808\u6709\u8db3\u5920\u5f37\u5927\u7684 PCIe \u4ecb\u9762\u652f\u6490\uff0c\u4f60\u9700\u8981\u7684\u662f PCIe 5.0\uff0c\u624d\u80fd\u8b93\u8cc7\u6599\u6d41\u5728\u532f\u6d41\u6392\u4e0a\u4e0d\u88ab\u62d6\u6162\u3002<\/p>\n ConnectX-7 400G \u4ecb\u9762\u5361\u900f\u904e\u591a\u7a2e\u5148\u9032\u7279\u6027\uff0c\u5728\u9ad8\u8ca0\u8f09\u60c5\u5883\u4e0b\u4f9d\u7136\u7dad\u6301\u6975\u4f4e\u5ef6\u9072\u8207\u9ad8\u5c01\u5305\u8655\u7406\u80fd\u529b\u3002\u786c\u9ad4\u52a0\u901f\u7db2\u8def\u8207\u6700\u4f73\u5316\u7684\u58c5\u585e\u63a7\u5236\u6a5f\u5236\uff0c\u5e6b\u52a9\u4f60\u6709\u6548\u907f\u514d\u74f6\u9838\u3002\u50cf NVIDIA ASAP2 \u548c\u589e\u5f37\u578b InfiniBand \u7db2\u8def\u7b49\u6280\u8853\uff0c\u63d0\u4f9b\u53ef\u9760\u7684\u50b3\u8f38\u80fd\u529b\u548c\u6975\u5c0f\u7684\u5ef6\u9072\u6296\u52d5\u3002<\/p>\n \u4e0b\u8868\u7c21\u8981\u6982\u62ec\u4e86\u652f\u6490\u5168\u7dda\u901f\u904b\u884c\u7684\u6838\u5fc3\u7279\u6027\uff1a<\/p>\n \n\n\n\n<\/colgroup>\n\n\n\n\n\n\n\n\n \u7279\u6027<\/th>\n \u63cf\u8ff0<\/th>\n<\/tr>\n \u983b\u5bec<\/td>\n 400 Gigabit per second\uff08\u5343\u5146\u4f4d\u5143\u6bcf\u79d2\uff09<\/td>\n<\/tr>\n \u5ef6\u9072<\/td>\n \u8d85\u4f4e\u5ef6\u9072<\/td>\n<\/tr>\n \u5354\u5b9a\u652f\u63f4<\/td>\n \u4e59\u592a\u7db2\u8def\u548c InfiniBand NDR \u5354\u5b9a<\/td>\n<\/tr>\n \u9032\u968e\u5378\u8f09\u80fd\u529b<\/td>\n RDMA RoCEv2\u3001GPUDirect\u3001IPsec\u3001TLS<\/td>\n<\/tr>\n PCIe \u4ecb\u9762<\/td>\n PCIe 5.0 \u4ecb\u9762<\/td>\n<\/tr>\n SmartNIC \u80fd\u529b<\/td>\n \u5de5\u4f5c\u8ca0\u8f09\u52a0\u901f\u80fd\u529b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n \u96d9\u57e0\u8207\u5378\u8f09\u80fd\u529b<\/h3>\n ConnectX-7 400G \u4ecb\u9762\u5361\u652f\u63f4\u96d9\u57e0\uff0c\u70ba\u7db2\u8def\u62d3\u6a38\u5e36\u4f86\u66f4\u591a\u5f48\u6027\uff0c\u53ef\u4ee5\u540c\u6642\u8655\u7406\u591a\u689d\u7db2\u8def\u8def\u5f91\u3002\u5378\u8f09\u80fd\u529b\u5247\u662f\u63d0\u5347\u6548\u80fd\u7684\u95dc\u9375\u4e4b\u4e00\u3002ConnectX-7 400G \u4ecb\u9762\u5361\u53ef\u4ee5\u5378\u8f09 RDMA\u3001IPsec\u3001TLS \u7b49\u4efb\u52d9\uff0c\u5982\u6b64\u4e00\u4f86\uff0cCPU \u58d3\u529b\u986f\u8457\u964d\u4f4e\uff0c\u7db2\u8def\u5728\u9ad8\u8ca0\u8f09\u4e0b\u4ecd\u7136\u53ef\u4ee5\u4fdd\u6301\u66f4\u9ad8\u541e\u5410\u8207\u66f4\u4f4e\u5ef6\u9072\u3002<\/p>\n \u5728\u9ad8\u541e\u5410\u60c5\u5883\u4e2d\uff0c\u9019\u4e9b\u5378\u8f09\u7279\u6027\u5c0d GPU \u6548\u80fd\u63d0\u5347\u4e5f\u5c24\u70ba\u91cd\u8981\u3002AI\u3001\u96f2\u7aef\u904b\u7b97\u548c\u9ad8\u6548\u80fd\u904b\u7b97\u7b49\u7522\u696d\u90fd\u975e\u5e38\u4f9d\u8cf4\u9ad8\u901f\u8cc7\u6599\u642c\u904b\u548c\u6975\u4f4e\u5ef6\u9072\u3002ConnectX-7 400G \u4ecb\u9762\u5361\u652f\u63f4\u8edf\u9ad4\u5b9a\u7fa9\u3001\u786c\u9ad4\u52a0\u901f\u7684\u7db2\u8def\u65b9\u6848\uff0c\u5728\u63d0\u5347\u6548\u80fd\u7684\u540c\u6642\uff0c\u964d\u4f4e\u6574\u9ad4\u64c1\u6709\u6210\u672c\uff0c\u4e26\u589e\u5f37\u7db2\u8def\u5b89\u5168\u6027\u3002<\/p>\n \u6ce8\u610f\uff1a\u5982\u679c\u4f60\u8a08\u756b\u652f\u63f4\u5927\u898f\u6a21 AI\u3001\u96f2\u7aef\u6216\u7814\u7a76\u578b\u5de5\u4f5c\u8ca0\u8f09\uff0c\u5efa\u8b70\u512a\u5148\u90e8\u7f72 ConnectX-7 400G \u4ecb\u9762\u5361\u3002\u5b83\u53ef\u4ee5\u70ba\u4f60\u63d0\u4f9b\u8db3\u5920\u7684 PCIe \u983b\u5bec\u548c\u9762\u5411\u672a\u4f86\u7684\u7db2\u8def\u6548\u80fd\u3002<\/p><\/blockquote>\n \u76f8\u5bb9\u6027\u8207\u4f7f\u7528\u8005\u5f71\u97ff<\/strong><\/h2>\n \u8207\u73fe\u4ee3\u4f3a\u670d\u5668\u7684\u6574\u5408<\/h3>\n \u7576\u4f60\u6e96\u5099\u5728\u4f3a\u670d\u5668\u4e2d\u52a0\u5165 400GbE \u7db2\u5361\u6642\uff0c\u9700\u8981\u7279\u5225\u95dc\u6ce8\u591a\u500b\u76f8\u5bb9\u6027\u56e0\u7d20\u3002CX7 400G \u7db2\u5361\u63a1\u7528 OSFP \u7b3c\u578b\u4ecb\u9762\uff0c\u5b83\u8207\u66f4\u5e38\u898b\u7684 QSFP-DD \u8a2d\u8a08\u6709\u6240\u4e0d\u540c\u3002OSFP \u9023\u63a5\u5668\u5177\u6709\u7368\u7279\u5916\u578b\uff0c\u4e26\u652f\u63f4\u66f4\u9ad8\u529f\u8017\uff0c\u9019\u610f\u5473\u8457 OSFP \u5149\u6a21\u7d44\u7121\u6cd5\u76f4\u63a5\u63d2\u5165 QSFP-DD \u57e0\u3002\u4f60\u9084\u9700\u8981\u8003\u616e\u529f\u8017\u9700\u6c42\u2014\u2014OSFP \u6a21\u7d44\u6700\u9ad8\u53ef\u9054 15W\uff0c\u800c QSFP-DD \u6a21\u7d44\u901a\u5e38\u4e0d\u8d85\u904e 12W\u3002\u5982\u679c\u4f3a\u670d\u5668\u96fb\u6e90\u6216\u6563\u71b1\u7121\u6cd5\u6eff\u8db3\u9019\u4e9b\u9700\u6c42\uff0c\u5c31\u53ef\u80fd\u51fa\u73fe\u7a69\u5b9a\u6027\u6216\u904e\u71b1\u554f\u984c\u3002<\/p>\n \u4e0b\u8868\u5c0d\u4e3b\u8981\u76f8\u5bb9\u6027\u56e0\u7d20\u505a\u4e86\u6bd4\u8f03\uff1a<\/p>\n \n\n\n\n<\/colgroup>\n\n\n\n\n\n \u76f8\u5bb9\u6027\u56e0\u7d20<\/th>\n \u63cf\u8ff0<\/th>\n<\/tr>\n \u7269\u7406\u8a2d\u8a08<\/td>\n CX7 400G \u7db2\u5361\u63a1\u7528 OSFP \u7b3c\u578b\u4ecb\u9762\uff0c\u5728\u529f\u8017\u8207\u7d50\u69cb\u8a2d\u8a08\u65b9\u9762\u90fd\u4e0d\u540c\u65bc QSFP-DD\u3002<\/td>\n<\/tr>\n \u9023\u63a5\u5668\u985e\u578b<\/td>\n OSFP \u9023\u63a5\u5668\u7531\u65bc\u5c3a\u5bf8\u548c\u6563\u71b1\u8a2d\u8a08\u7684\u5dee\u7570\uff0c\u53ef\u80fd\u7121\u6cd5\u63d2\u5165 QSFP-DD \u57e0\u3002<\/td>\n<\/tr>\n \u529f\u8017\u9700\u6c42<\/td>\n OSFP \u652f\u63f4\u66f4\u9ad8\u529f\u8017\uff0815W\uff09\uff0c\u800c QSFP-DD \u901a\u5e38\u70ba 12W\uff0c\u53ef\u80fd\u6703\u5f71\u97ff\u76f8\u5bb9\u6027\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n \u4f60\u61c9\u8a72\u96a8\u6642\u67e5\u770b\u4f3a\u670d\u5668\u8aaa\u660e\u6587\u4ef6\uff0c\u78ba\u8a8d\u5176\u662f\u5426\u652f\u63f4 OSFP \u7b3c\u578b\u4ecb\u9762\u4ee5\u53ca\u5c0d\u61c9\u7684\u4f9b\u96fb\u80fd\u529b\u3002\u914d\u5099 PCIe 5.0 \u64f4\u5145\u69fd\u7684\u73fe\u4ee3\u4f3a\u670d\u5668\uff0c\u662f ConnectX-7 400G \u7db2\u5361\u6574\u5408\u7684\u7406\u60f3\u5e73\u53f0\uff0c\u5b83\u5011\u53ef\u4ee5\u540c\u6642\u6eff\u8db3\u9ad8\u983b\u5bec\u548c\u9ad8\u529f\u8017\u7db2\u8def\u8a2d\u5099\u7684\u9700\u6c42\u3002<\/p>\n \u90e8\u7f72\u6642\u9700\u8981\u8003\u616e\u7684\u56e0\u7d20<\/h3>\n \u5728\u90e8\u7f72 CX7 400G \u7db2\u5361\u6642\uff0c\u4f60\u9700\u8981\u8003\u616e\u7684\u4e0d\u53ea\u662f\u64f4\u5145\u69fd\u672c\u8eab\u3002\u96fb\u529b\u548c\u6563\u71b1\u9700\u6c42\u901a\u5e38\u662f\u9996\u8981\u56e0\u7d20\u3002400G \u6a21\u7d44\u7684\u529f\u8017\u4e00\u822c\u5728 7\u201314W \u4e4b\u9593\uff0c\u4f60\u53ef\u80fd\u9700\u8981\u5347\u7d1a\u6a5f\u67b6\u7684\u96fb\u6e90\u5206\u914d\u55ae\u5143\uff08PDU\uff09\u4e26\u512a\u5316\u6c23\u6d41\u3002\u4e00\u4e9b\u9ad8\u5bc6\u5ea6\u6a5f\u6ac3\u751a\u81f3\u6703\u5f15\u5165\u6db2\u51b7\u8f14\u52a9\u6563\u71b1\u4f86\u61c9\u5c0d\u984d\u5916\u71b1\u91cf\u3002<\/p>\n \u4f48\u7dda\u540c\u6a23\u975e\u5e38\u95dc\u9375\u3002400G \u6280\u8853\u53ef\u4ee5\u5c07\u7dda\u7e9c\u6578\u91cf\u6700\u591a\u6e1b\u5c11 75%\uff0c\u4f46\u5c0d\u7dda\u7e9c\u7cbe\u5ea6\u7684\u8981\u6c42\u66f4\u9ad8\u3002\u4f60\u6703\u66f4\u591a\u5730\u4f7f\u7528 MTP \u6216 MPO \u9023\u63a5\u5668\uff0c\u5b83\u5011\u5728\u65bd\u5de5\u6642\u9700\u8981\u66f4\u56b4\u683c\u7684\u898f\u7bc4\u4ee5\u53ca\u66f4\u4f4e\u7684\u63d2\u5165\u640d\u8017\u3002\u5982\u679c\u4f60\u5e0c\u671b\u7db2\u8def\u5177\u5099\u66f4\u597d\u7684\u524d\u77bb\u6027\uff0c\u5c31\u9700\u8981\u5728\u898f\u5283\u968e\u6bb5\u628a\u9019\u4e9b\u56e0\u7d20\u7d0d\u5165\u8003\u91cf\u3002<\/p>\n \n \u70ba\u66f4\u9ad8\u529f\u8017\u6a21\u7d44\u5347\u7d1a\u96fb\u6e90\u8207\u6563\u71b1\u7cfb\u7d71<\/li>\n \u91cd\u65b0\u898f\u5283\u6a5f\u67b6\u8207\u6a5f\u623f\u6c23\u6d41\u4ee5\u7372\u5f97\u66f4\u597d\u7684\u71b1\u7ba1\u7406<\/li>\n \u63a1\u7528\u9ad8\u5bc6\u5ea6 MTP\/MPO \u7dda\u7e9c\u4e26\u56b4\u683c\u63a7\u5236\u93c8\u8def\u640d\u8017<\/li>\n<\/ul>\n \u900f\u904e\u9078\u64c7\u652f\u63f4 PCIe 5.0 \u7684\u4f3a\u670d\u5668\uff0c\u4f60\u53ef\u4ee5\u5145\u5206\u91cb\u653e\u7db2\u5361\u6548\u80fd\uff0c\u907f\u514d\u983b\u5bec\u74f6\u9838\uff0c\u4e5f\u70ba\u672a\u4f86\u64f4\u5145\u9810\u7559\u7a7a\u9593\u3002\u9019\u6a23\u7684\u67b6\u69cb\u80fd\u5f9e\u5bb9\u61c9\u5c0d\u65b0\u578b\u5de5\u4f5c\u8ca0\u8f09\uff0c\u4e26\u78ba\u4fdd\u4f60\u7684\u6295\u8cc7\u5728\u66f4\u9577\u6642\u9593\u5167\u4fdd\u6301\u50f9\u503c\u3002<\/p>\n \u63d0\u793a\uff1a\u8981\u60f3\u8b93 400GbE \u90e8\u7f72\u767c\u63ee\u6700\u4f73\u6548\u679c\uff0c\u5fc5\u9808\u5728\u7db2\u5361\u3001\u4f3a\u670d\u5668\u548c\u4f48\u7dda\u4e09\u500b\u5c64\u9762\u5be6\u73fe\u5339\u914d\u3002<\/p><\/blockquote>\n \n <\/div>\n<\/div>\n \u8981\u60f3\u5b8c\u5168\u91cb\u653e CX7 400G \u7db2\u5361\u548c ConnectX-7 400G \u4ecb\u9762\u5361\u7684\u901f\u5ea6\u6f5b\u529b\uff0c\u4f60\u9700\u8981 PCIe 5.0×16\u3002\u53ea\u6709\u5c07\u7db2\u5361\u8207\u6b63\u78ba\u7684\u4f3a\u670d\u5668\u57fa\u790e\u8a2d\u65bd\u5339\u914d\uff0c\u624d\u80fd\u6eff\u8db3 IEEE \u6a19\u6e96\u5c0d\u53ef\u9760\u6027\u548c\u6548\u80fd\u7684\u8981\u6c42\u3002\u7522\u696d\u5c08\u5bb6\u666e\u904d\u8a8d\u70ba\uff0c\u60f3\u8981\u53d6\u5f97\u6700\u4f73\u6548\u679c\uff0c\u5fc5\u9808\u4f7f\u7528\u539f\u751f 400G \u57e0\u3001\u8db3\u5920\u5f37\u7684\u80cc\u677f\u983b\u5bec\u4ee5\u53ca\u5339\u914d\u7684\u7dda\u7e9c\u7cfb\u7d71\u3002\u96a8\u8457\u8cc7\u6599\u4e2d\u5fc3\u9010\u6b65\u5411 PCIe 5.0 \u9077\u79fb\uff0c\u4ee5\u652f\u63f4\u96f2\u7aef\u8207\u9ad8\u6548\u80fd\u904b\u7b97\u696d\u52d9\uff0c\u73fe\u5728\u5c31\u6aa2\u67e5\u4f60\u7684\u786c\u9ad4\u4e26\u898f\u5283 400G \u90e8\u7f72\uff0c\u624d\u80fd\u4fdd\u6301\u9818\u5148\u3002<\/p>\n \u5e38\u898b\u554f\u984c (FAQ)<\/strong><\/h2>\n \u662f\u4ec0\u9ebc\u8b93 CX7 400G \u7db2\u5361\u6210\u70ba\u4e00\u584a SmartNIC\uff1f<\/h3>\n CX7 400G \u7db2\u5361\u4e4b\u6240\u4ee5\u88ab\u7a31\u70ba SmartNIC\uff0c\u662f\u56e0\u70ba\u5b83\u53ef\u4ee5\u8655\u7406\u5927\u91cf\u9032\u968e\u7db2\u8def\u4efb\u52d9\u3002\u5b83\u900f\u904e\u5378\u8f09 CPU \u7684\u90e8\u5206\u5de5\u4f5c\u4f86\u52a0\u901f\u95dc\u9375\u696d\u52d9\uff0c\u4e26\u5f37\u5316\u5b89\u5168\u80fd\u529b\u3002\u5982\u6b64\u4e00\u4f86\uff0c\u4f60\u5c31\u80fd\u5728\u8cc7\u6599\u4e2d\u5fc3\u4e2d\u7372\u5f97\u66f4\u597d\u7684\u983b\u5bec\u5229\u7528\u7387\u548c\u6574\u9ad4\u6548\u7387\u3002<\/p>\n PCIe 5.0×16 \u5c0d SmartNIC \u983b\u5bec\u548c\u6548\u80fd\u6709\u4ec0\u9ebc\u5f71\u97ff\uff1f<\/h3>\n \u4f7f\u7528 PCIe 5.0×16\uff0c\u53ef\u4ee5\u8b93 SmartNIC \u7372\u5f97\u66f4\u9ad8\u7684\u53ef\u7528\u983b\u5bec\uff0c\u5f9e\u800c\u903c\u8fd1\u6216\u9054\u5230 400Gbps \u7684\u5cf0\u503c\u901f\u7387\u3002\u66f4\u9ad8\u983b\u5bec\u610f\u5473\u8457\u66f4\u5c11\u7684\u532f\u6d41\u6392\u74f6\u9838\uff0c\u4f60\u7684\u61c9\u7528\u6703\u8dd1\u5f97\u66f4\u9806\u66a2\u3002\u5c0d\u9ad8\u6548\u80fd\u7db2\u8def\u5834\u666f\u4f86\u8aaa\uff0cPCIe 5.0×16 \u63d0\u4f9b\u4e86\u7406\u60f3\u7684\u786c\u9ad4\u5e73\u53f0\u3002<\/p>\n \u4f7f\u7528 PCIe 4.0×16 \u7684 SmartNIC\uff0c\u662f\u5426\u9084\u80fd\u8dd1\u6eff\u5168\u90e8\u983b\u5bec\uff1f<\/h3>\n \u5728 PCIe 4.0×16 \u4e0a\uff0cSmartNIC \u7121\u6cd5\u767c\u63ee\u5168\u90e8 400Gbps \u983b\u5bec\u6f5b\u529b\u3002\u7531\u65bc PCIe 4.0×16 \u7684\u532f\u6d41\u6392\u983b\u5bec\u66f4\u4f4e\uff0cSmartNIC \u6703\u53d7\u5230\u4ecb\u9762\u9650\u5236\u3002\u53ea\u6709\u4f7f\u7528 PCIe 5.0×16\uff0c\u624d\u80fd\u771f\u6b63\u628a\u541e\u5410\u91cf\u62c9\u6eff\uff0c\u652f\u63f4\u66f4\u56b4\u82db\u7684\u5de5\u4f5c\u8ca0\u8f09\u3002<\/p>\n \u70ba\u4ec0\u9ebc\u8cc7\u6599\u4e2d\u5fc3\u5728\u9ad8\u983b\u5bec\u5834\u666f\u4e2d\u66f4\u504f\u597d SmartNIC \u89e3\u6c7a\u65b9\u6848\uff1f<\/h3>\n \u8cc7\u6599\u4e2d\u5fc3\u5ee3\u6cdb\u63a1\u7528 SmartNIC\uff0c\u662f\u56e0\u70ba\u5b83\u5011\u80fd\u5920\u8655\u7406\u8907\u96dc\u7db2\u8def\u4efb\u52d9\u4e26\u63d0\u5347\u6709\u6548\u983b\u5bec\u3002SmartNIC \u5177\u5099\u66f4\u597d\u7684\u64f4\u5145\u6027\uff0c\u53ef\u4ee5\u986f\u8457\u964d\u4f4e\u5ef6\u9072\uff0c\u5728\u5927\u898f\u6a21 AI \u6216\u96f2\u7aef\u904b\u7b97\u5de5\u4f5c\u8ca0\u8f09\u4e0b\u4f9d\u7136\u4fdd\u6301\u9ad8\u6548\u3002\u90e8\u7f72 SmartNIC \u4e5f\u70ba\u8cc7\u6599\u4e2d\u5fc3\u63d0\u4f9b\u4e86\u66f4\u5927\u5f48\u6027\u8207\u66f4\u9577\u9060\u7684\u64f4\u5145\u7a7a\u9593\u3002<\/p>\n \u6709\u54ea\u4e9b\u90e8\u7f72\u5efa\u8b70\u53ef\u4ee5\u5e6b\u52a9\u4f60\u6700\u5927\u5316 SmartNIC \u983b\u5bec\uff1f<\/h3>\n \u4f60\u61c9\u8a72\u512a\u5148\u6aa2\u67e5\u4f3a\u670d\u5668\u7684\u76f8\u5bb9\u6027\u8207\u6563\u71b1\u689d\u4ef6\uff0c\u78ba\u4fdd\u64c1\u6709\u53ef\u7528\u7684 PCIe 5.0×16 \u64f4\u5145\u69fd\uff0c\u4e26\u4f7f\u7528\u9ad8\u54c1\u8cea\u7dda\u7e9c\u548c\u9023\u63a5\u5668\u3002\u540c\u6642\uff0c\u900f\u904e\u6301\u7e8c\u76e3\u63a7\u983b\u5bec\u4f7f\u7528\u60c5\u6cc1\uff0c\u4e26\u91dd\u5c0d SmartNIC \u7279\u6027\u6700\u4f73\u5316\u7db2\u8def\u67b6\u69cb\uff0c\u53ef\u4ee5\u8b93\u4f60\u66f4\u63a5\u8fd1\u7406\u8ad6\u5cf0\u503c\u901f\u7387\u3002<\/p>\n \u63d0\u793a\uff1a\u59cb\u7d42\u5c07 SmartNIC \u8207\u5408\u9069\u7684 PCIe \u64f4\u5145\u69fd\u548c\u4f3a\u670d\u5668\u57fa\u790e\u8a2d\u65bd\u642d\u914d\u4f7f\u7528\uff0c\u624d\u80fd\u91cb\u653e\u5176\u5168\u90e8\u983b\u5bec\u6f5b\u529b\u3002<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":" \u5982\u679c\u4f60\u60f3\u8b93 CX7 400G 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