Unverified70% confidenceFactTime unknown
The fifth generation of NVLink (featured in the Blackwell architecture) offers a single-link bidirectional bandwidth of up to 1.8 TB/s.
2
Sources
70%
Confidence
Long-term
Relevance
6/1/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedThe Blackwell architecture increases NVLink bandwidth to 1.8 TB/s per GPU81% similarVerifiedNVLink 4.0 (used in the H100) can achieve a unidirectional bandwidth of 900 GB/s.77% similarUnverifiedThe RTX 6000D uses the Blackwell architecture, has up to 84 GB of VRAM, a bandwidth of approximately 1.4–1.5 TB/s, has NVLink disabled, and is only suitable for single-card training.76% similarVerifiedNVLink 4.0的双向带宽高达900GB/s，而传统PCIe总线带宽约为64GB/s75% 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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