Product Compare
NVIDIA A800 SXM4 80 GB vs AMD Radeon RX 6900 XTX
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Aug 2022 | Unknown |
| Generation | Ampere | Navi II |
| Type | AI GPU | Desktop |
| Bus Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| Clock Speeds | ||
| Base Clock | 1155 MHz | 2075 MHz |
| Boost Clock | 1410 MHz | 2435 MHz |
| Memory Clock | 1593 MHz | 2250 MHz |
| Memory | ||
| Memory Size | 80GB | 16GB |
| Memory Type | HBM2e | GDDR6 |
| Memory Bus | 5120bit | 256bit |
| Bandwidth | 2039GB/s | 576.0GB/s |
| Render Config | ||
| SM Count | 108 | |
| Shading Units | 6912 | 5120 |
| TMUs | 432 | 320 |
| ROPs | 160 | 128 |
| Tensor Cores | 432 | |
| L1 Cache | 192 KB (per SM) | 128 KB per Array |
| L2 Cache | 40 MB | 4 MB |
| Compute Units | 80 | |
| RT Cores | 80 | |
| L3 Cache | 128 MB | |
| Theoretical Performance | ||
| Pixel Rate | 225.6 GPixel/s | 311.7 GPixel/s |
| Texture Rate | 609.1 GTexel/s | 779.2 GTexel/s |
| FP16 (half) | 77.97 TFLOPS | 49.87 TFLOPS |
| FP32 (float) | 19.49 TFLOPS | 24.93 TFLOPS |
| FP64 (double) | 9.746 TFLOPS | 1.558 TFLOPS |
| Graphics Processor | ||
| GPU Name | GA100 | Navi 21 |
| Architecture | Ampere | RDNA 2.0 |
| Foundry | TSMC | TSMC |
| Process Size | 7 nm | 7 nm |
| Transistors | 54.2 billion | 26.8 billion |
| Die Size | 826 mm² | 520 mm² |
| GPU Variant | Navi 21 XTXH(215-121000247) | |
| Board Design | ||
| TDP | 400W | 330W |
| Suggested PSU | 800 W | 700 W |
| Outputs | No outputs | 1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C |
| Power Connectors | None | 2x 8-pin |
| Graphics Features | ||
| DirectX | N/A | 12 Ultimate (12_2) |
| OpenGL | N/A | 4.6 |
| OpenCL | 3.0 | 2.1 |
| Vulkan | N/A | 1.3 |
| CUDA | 8.0 | |
| Shader Model | N/A | 6.5 |