Product Compare
NVIDIA H800 SXM5 vs NVIDIA H100 SXM5 64 GB
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Mar 2023 | Mar 2023 |
| Generation | Server Hopper | Tesla Hopper |
| Type | AI GPU | AI GPU |
| Bus Interface | PCIe 5.0 x16 | PCIe 5.0 x16 |
| Clock Speeds | ||
| Base Clock | 1095 MHz | 1665 MHz |
| Boost Clock | 1755 MHz | 1980 MHz |
| Memory Clock | 1313 MHz | 1313 MHz |
| Memory | ||
| Memory Size | 80GB | 64GB |
| Memory Type | HBM3 | HBM3 |
| Memory Bus | 5120bit | 3072bit |
| Bandwidth | 3.36TB/s | 2.02TB/s |
| Render Config | ||
| SM Count | 132 | 132 |
| Shading Units | 16896 | 16896 |
| TMUs | 528 | 528 |
| ROPs | 24 | 24 |
| Tensor Cores | 528 | 528 |
| L1 Cache | 256 KB (per SM) | 256 KB (per SM) |
| L2 Cache | 50 MB | 30 MB |
| Theoretical Performance | ||
| Pixel Rate | 42.12 GPixel/s | 47.52 GPixel/s |
| Texture Rate | 926.6 GTexel/s | 1045 GTexel/s |
| FP16 (half) | 237.2 TFLOPS | 267.6 TFLOPS |
| FP32 (float) | 59.30 TFLOPS | 66.91 TFLOPS |
| FP64 (double) | 29.65 TFLOPS | 33.45 TFLOPS |
| Graphics Processor | ||
| GPU Name | GH100 | GH100 |
| Architecture | Hopper | Hopper |
| Foundry | TSMC | TSMC |
| Process Size | 5 nm | 5 nm |
| Transistors | 80 billion | 80 billion |
| Die Size | 814 mm² | 814 mm² |
| Board Design | ||
| TDP | 700W | 700W |
| Suggested PSU | 1100 W | 1100 W |
| Outputs | No outputs | No outputs |
| Power Connectors | 8-pin EPS | 8-pin EPS |
| Graphics Features | ||
| DirectX | N/A | N/A |
| OpenGL | N/A | N/A |
| OpenCL | 3.0 | 3.0 |
| Vulkan | N/A | N/A |
| CUDA | 9.0 | 9.0 |
| Shader Model | N/A | N/A |