H100 vs RTX A4000: Specs
Architecture, compute capability and supported precisions for the H100 and the RTX A4000, from vendor datasheets.
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Specs side by side
| Spec | H100 | RTX A4000 |
|---|---|---|
| VRAM | 80GB HBM3 | 16GB GDDR6 with ECC |
| Memory bandwidth | 3.35 TB/s | 448 GB/s |
| Architecture | Hopper | Ampere |
| Compute capability | 9.0 | 8.6 |
| Precisions in hardware | FP32, FP16, BF16, FP8, INT4 | FP32, FP16, BF16, INT4 |
| Peak FP16/BF16 tensor TFLOPS | 989 TFLOPS | – |
| Peak FP8 tensor TFLOPS | 1,979 TFLOPS | – |
| NVLink / multi-GPU interconnect | NVLink 4, 900 GB/s bidirectional | – |
| Max board power (TDP) | Up to 700W (configurable) | 140W |
