Product Compare
AMD Radeon R9 270X vs NVIDIA H800 SXM5
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Oct 2013 | Mar 2023 |
| Generation | Volcanic Islands | Server Hopper |
| Type | Desktop | AI GPU |
| Bus Interface | PCIe 3.0 x16 | PCIe 5.0 x16 |
| Clock Speeds | ||
| Base Clock | 1000 MHz | 1095 MHz |
| Boost Clock | 1050 MHz | 1755 MHz |
| Memory Clock | 1400 MHz | 1313 MHz |
| Memory | ||
| Memory Size | 2GB | 80GB |
| Memory Type | GDDR5 | HBM3 |
| Memory Bus | 256bit | 5120bit |
| Bandwidth | 179.2GB/s | 3.36TB/s |
| Render Config | ||
| Compute Units | 20 | |
| Shading Units | 1280 | 16896 |
| TMUs | 80 | 528 |
| ROPs | 32 | 24 |
| L1 Cache | 16 KB (per CU) | 256 KB (per SM) |
| L2 Cache | 512 KB | 50 MB |
| SM Count | 132 | |
| Tensor Cores | 528 | |
| Theoretical Performance | ||
| Pixel Rate | 33.60 GPixel/s | 42.12 GPixel/s |
| Texture Rate | 84.00 GTexel/s | 926.6 GTexel/s |
| FP32 (float) | 2.688 TFLOPS | 59.30 TFLOPS |
| FP64 (double) | 168.0 GFLOPS | 29.65 TFLOPS |
| FP16 (half) | 237.2 TFLOPS | |
| Graphics Processor | ||
| GPU Name | Curacao | GH100 |
| GPU Variant | Curacao XT(215-0848004) | |
| Architecture | GCN 1.0 | Hopper |
| Foundry | TSMC | TSMC |
| Process Size | 28 nm | 5 nm |
| Transistors | 2.8 billion | 80 billion |
| Die Size | 212 mm² | 814 mm² |
| Board Design | ||
| TDP | 180W | 700W |
| Suggested PSU | 450 W | 1100 W |
| Outputs | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 | No outputs |
| Power Connectors | 2x 6-pin | 8-pin EPS |
| Graphics Features | ||
| DirectX | 12 (11_1) | N/A |
| OpenGL | 4.6 | N/A |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.2 | N/A |
| Shader Model | 5.1 | N/A |
| CUDA | 9.0 | |