Unverified50% confidenceFactExact time
GB200 NVL72机柜将36块Grace CPU与72块Blackwell GPU通过NVLink 5.0互联,NVLink双向带宽为1.8 TB/s
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/15/2026
First Seen
Valid until: 10/13/2026
Sources
Related Claims
Verified在H100 NVLink架构中,单台服务器内8块GPU可通过NVSwitch全互联,总带宽达900GB/s,相比PCIe 5.0的64GB/s有数量级提升82% similarUnverifiedNVIDIA最新的NVLink 5.0可提供每GPU 1.8TB/s的双向带宽78% similarVerifiedNVLink 4.0的双向带宽高达900GB/s,而传统PCIe总线带宽约为64GB/s77% similarPartially VerifiedPCIe通道数决定能挂载的GPU和NVMe数量:Threadripper PRO/EPYC提供128条PCIe 4.0/5.0通道,可支持4-7张GPU全速运行;消费级平台(Intel Core/AMD Ryzen)仅约20-28条可用通道,插2张显卡就会降速到x8/x875% similarUnverifiedGB300 搭载 NVLink 第五代互联技术,单机8卡的卡间带宽达到1.8TB/s75% similar
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