| 规格 | NVIDIA A2 | NVIDIA H200 NVL |
|---|
| 架构 | NVIDIA Ampere | NVIDIA Hopper |
| 显存 | 16 GB GDDR6 | 141GB |
| 显存带宽 | 200 GB/s | 4.8TB/s |
| FP32算力 | 4.5 TF | 60 TFLOPS |
| FP16算力 | 18 TF | 36 TF | 1,671 TFLOPS |
| INT8算力 | 36 TOPS | 72 TOPS | 3,341 TFLOPS |
| 功耗TDP | 40–60W (configurable) | Up to 600W (configurable) |
| 互联 | PCIe Gen4 x8 | 2- or 4-way NVIDIA NVLink bridge: 900GB/s per GPU | PCIe Gen5: 128GB/s |
| 形态 | 1-slot, low-profile PCIe | PCIe Dual-slot air-cooled |
| 视频引擎 | 1 video encoder / 2 video decoders (includes AV1 decode) | — |
| 显存类型 | — | HBM3e |
| FP64算力 | — | 30 TFLOPS |
| FP64 Tensor Core | — | 60 TFLOPS |
| FP8算力 | — | 3,341 TFLOPS |
| MIG切片 | — | Up to 7 MIGs @16.5GB each |
| 编解码器 | — | 7 NVDEC | 7 JPEG |
| 机密计算 | — | Supported |