Unverified85% confidenceFactTime unknown

NVLink第五代（搭载于Blackwell架构）单链路双向带宽可达1.8TB/s

1

Sources

85%

Confidence

Long-term

Relevance

6/1/2026

First Seen

Sources

NCCL Inspector详解：GPU集群通信实时监控与Prometheus集成实践

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Related Entities

NVLinkproduct Blackwellproduct NVIDIAcompany

Related Claims

UnverifiedBlackwell架构将NVLink带宽提升至每GPU 1.8TB/s81% similar UnverifiedNVLink 4.0（用于H100）单向带宽可达900 GB/s77% similar VerifiedNVLink 4.0的双向带宽高达900GB/s，而传统PCIe总线带宽约为64GB/s75% similar UnverifiedGB300 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 UnverifiedNVIDIA最新的NVLink 5.0可提供每GPU 1.8TB/s的双向带宽75% similar

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