NVIDIA A100 80GB vs NVIDIA Rubin CPX
How the NVIDIA A100 80GB and NVIDIA Rubin CPX compare across memory, compute, power and form factor, with the stronger figure highlighted on each row.
| Specification |
AMPERE
NVIDIA A100 80GB
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|
RUBIN
NVIDIA Rubin CPX
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|
|---|---|---|
| Pricing | ||
| Price | – | – |
| Overview | ||
| Architecture | Ampere | Rubin (CPX variant) |
| Memory | ||
| Memory | 80 GB HBM2e | HBM4 (capacity per partner configuration) |
| Memory Bandwidth | 2,039 GB/s | – |
| Compute | ||
| FP32 | 19.5 TFLOPS | – |
| FP64 Tensor | 19.5 TFLOPS | – |
| TF32 Tensor | 312 TFLOPS (Sparse) | – |
| FP16/BF16 Tensor | 624 TFLOPS (Sparse) | – |
| INT8 Tensor | 1,248 TOPS (Sparse) | – |
| Platform | ||
| Interface | Gen4 | – |
| NVLink | 600 GB/s | NVLink 6, PCIe Gen 6 |
| TDP | 400W | – |
| Form Factor | – | SXM / rack-integrated |
| Multi-Instance GPU (MIG) | Up to 7 instances | – |
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