Product Compare
AMD Radeon Pro W6900X vs NVIDIA Tesla K40d
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Aug 2021 | Nov 2013 |
| Generation | Radeon Pro Mac | Tesla Kepler |
| Type | Desktop | Professional |
| Bus Interface | PCIe 4.0 x16 | PCIe 3.0 x16 |
| Clock Speeds | ||
| Base Clock | 1825 MHz | 745 MHz |
| Boost Clock | 2150 MHz | 876 MHz |
| Memory Clock | 2000 MHz | 1502 MHz |
| Memory | ||
| Memory Size | 32GB | 12GB |
| Memory Type | GDDR6 | GDDR5 |
| Memory Bus | 256bit | 384bit |
| Bandwidth | 512.0GB/s | 288.4GB/s |
| Render Config | ||
| Compute Units | 80 | |
| Shading Units | 5120 | 2880 |
| TMUs | 320 | 240 |
| ROPs | 128 | 48 |
| RT Cores | 80 | |
| L1 Cache | 128 KB per Array | 16 KB (per SMX) |
| L2 Cache | 4 MB | 1536 KB |
| L3 Cache | 128 MB | |
| Theoretical Performance | ||
| Pixel Rate | 275.2 GPixel/s | 52.56 GPixel/s |
| Texture Rate | 688.0 GTexel/s | 210.2 GTexel/s |
| FP16 (half) | 44.03 TFLOPS | |
| FP32 (float) | 22.02 TFLOPS | 5.046 TFLOPS |
| FP64 (double) | 1376 GFLOPS | 1.682 TFLOPS |
| Graphics Processor | ||
| GPU Name | Navi 21 | GK110B |
| GPU Variant | Navi 21 Pro-XTA | |
| Architecture | RDNA 2.0 | Kepler |
| Foundry | TSMC | TSMC |
| Process Size | 7 nm | 28 nm |
| Transistors | 26.8 billion | 7.08 billion |
| Die Size | 520 mm² | 561 mm² |
| Board Design | ||
| TDP | 300W | 245W |
| Suggested PSU | 700 W | 550 W |
| Outputs | 1x HDMI 2.14x Thunderbolt | No outputs |
| Power Connectors | None | |
| Graphics Features | ||
| DirectX | 12 Ultimate (12_2) | 12 (11_1) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 3.0 |
| Vulkan | 1.3 | 1.2.175 |
| Shader Model | 6.5 | 6.5 (5.1) |
| CUDA | 3.5 | |