| 规格 | NVIDIA H800 | NVIDIA A16 |
|---|
| 架构 | NVIDIA Hopper | NVIDIA Ampere |
| 显存 | 80 GB HBM2e | 4x 16GB GDDR6 |
| 显存(94GB版) | 94 GB HBM3 | — |
| 显存带宽 | 2 TB/sec | 4x 200 GB/s |
| 显存带宽(94GB版) | 3.9 TB/sec | — |
| FP32算力 | 51 TFLOPS | — |
| Tensor核心 | 456 fourth-generation Tensor Cores per GPU | — |
| CUDA核心 | 14592 FP32 CUDA Cores per GPU | — |
| 互联 | NVLink: 400 GB/s | PCI Express Gen 4 x16 |
| 系统接口 | PCIe Gen 5, x16 lanes | — |
| 形态 | PCIe full height/length, dual slot | Full height, full length (FHFL) dual slot |
| MIG切片 | Up to 7 GPU instances | — |
| 功耗TDP | 350 W | — |
| ECC | Yes | — |
| 发布年 | 2023 | — |
| 功耗 | — | 250W |
| 散热 | — | Passive |
| NVENC|NVDEC | — | 4x | 8x (includes AV1 decode) |
| 电源接口 | — | 8-pin CPU |
| NEBS | — | Level 3 |