| 规格 | NVIDIA H800 | NVIDIA A30 |
|---|
| 架构 | NVIDIA Hopper | NVIDIA Ampere |
| 显存 | 80 GB HBM2e | 24 GB HBM2 |
| 显存(94GB版) | 94 GB HBM3 | — |
| 显存带宽 | 2 TB/sec | 933 GB/s |
| 显存带宽(94GB版) | 3.9 TB/sec | — |
| FP32算力 | 51 TFLOPS | 10.3 teraFLOPS |
| 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 | PCIe Gen4: 64GB/s / Third-gen NVLINK: 200GB/s |
| 系统接口 | PCIe Gen 5, x16 lanes | — |
| 形态 | PCIe full height/length, dual slot | Dual-slot, full-height, full-length (FHFL) |
| MIG切片 | Up to 7 GPU instances | — |
| 功耗TDP | 350 W | 165 W |
| ECC | Yes | — |
| 发布年 | 2023 | — |
| FP64算力 | — | 5.2 teraFLOPS |
| TF32算力 | — | 82 teraFLOPS | 165 teraFLOPS |
| FP16算力 | — | 165 teraFLOPS | 330 teraFLOPS |
| INT8算力 | — | 330 TOPS | 661 TOPS |
| MIG | — | 4 GPU instances @ 6GB each |