NVIDIA A100 80GB vs NVIDIA H100 SXM
How the NVIDIA A100 80GB and NVIDIA H100 SXM compare across memory, compute, power and form factor, with the stronger figure highlighted on each row.
| Specification |  AMPERE NVIDIA A100 80GB View Product → |  HOPPER NVIDIA H100 SXM View Product → |
|---|---|---|
| Pricing | ||
| Price | – | – |
| Overview | ||
| Architecture | Ampere | Hopper |
| Memory | ||
| Memory | 80 GB HBM2e | 80 GB HBM3 |
| Memory Bandwidth | 2,039 GB/s | 3.35 TB/s |
| Compute | ||
| FP32 | 19.5 TFLOPS | 67 TFLOPS |
| FP64 Tensor | 19.5 TFLOPS | 67 TFLOPS |
| TF32 Tensor | 312 TFLOPS (Sparse) | 989 TFLOPS |
| FP16/BF16 Tensor | 624 TFLOPS (Sparse) | 1,979 TFLOPS |
| FP8 Tensor | – | 3,958 TFLOPS |
| INT8 Tensor | 1,248 TOPS (Sparse) | 3,958 TOPS |
| Platform | ||
| Interface | Gen4 | Gen5 128 GB/s |
| NVLink / Infinity Fabric | 600 GB/s | 900 GB/s (4th Gen) |
| TDP | 400W | Up to 700W (configurable) |
| Form Factor | – | SXM |
| Multi-Instance GPU (MIG) | Up to 7 instances | Up to 7 instances (10GB each) |
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