Unverified50% confidenceFactExact time
降规版A800将NVLink带宽限制在400GB/s
1
Sources
50%
Confidence
Long-term
Relevance
7/23/2026
First Seen
Sources
Related Claims
UnverifiedNVLink 4.0（用于H100）单向带宽可达900 GB/s84% similarVerifiedNVLink 4.0的双向带宽高达900GB/s，而传统PCIe总线带宽约为64GB/s78% similarUnverifiedRTX 4090的GDDR6X显存接口带宽高达1008 GB/s76% similarVerifiedNVLink 4.0的双向带宽可达900GB/s，而跨节点InfiniBand HDR仅约50GB/s，差距近20倍74% similarUnverified40Gbps总带宽需在数据传输和视频输出间分配，接双4K屏后留给外接硬盘的实际带宽会下降，NVMe硬盘盒此时可能跑不满2000MB/s，重度存储需求应选带独立PCIe通道设计的雷电坞74% similar
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