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by rerx 1182 days ago
Ampere NVLink (NV3) was 600 GByte/sec, with Hopper (NV4) it's 900 GByte/sec. https://www.nvidia.com/en-us/data-center/nvlink/
1 comments
bick_nyers 1182 days ago
That is for the data center NVLINK, according to Wikipedia, for GA102 (3090) it is a 56.25GB/s bidirectional, yielding 112.5GB/s total bus bandwidth.
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rerx 1182 days ago
Ah, that's true, thanks. It's the same type of NVLink as on the A40 GPU. https://images.nvidia.com/content/Solutions/data-center/a40/...
link