Product Compare
NVIDIA RTX A4000 vs AMD Radeon Pro W6400
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Apr 2021 | Jan 2022 |
| Generation | Quadro Ampere | Radeon Pro |
| Type | Professional | Desktop |
| Bus Interface | PCIe 4.0 x16 | PCIe 4.0 x4 |
| Clock Speeds | ||
| Base Clock | 735 MHz | 2331 MHz |
| Boost Clock | 1560 MHz | 2331 MHz |
| Memory Clock | 1750 MHz | 1750 MHz |
| Memory | ||
| Memory Size | 16GB | 4GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 256bit | 64bit |
| Bandwidth | 448.0GB/s | 112.0GB/s |
| Render Config | ||
| SM Count | 48 | |
| Shading Units | 6144 | 768 |
| TMUs | 192 | 48 |
| ROPs | 96 | 32 |
| Tensor Cores | 192 | |
| RT Cores | 48 | 12 |
| L1 Cache | 128 KB (per SM) | 128 KB per Array |
| L2 Cache | 4 MB | 1024 KB |
| Compute Units | 12 | |
| L3 Cache | 8 MB | |
| Theoretical Performance | ||
| Pixel Rate | 149.8 GPixel/s | 74.59 GPixel/s |
| Texture Rate | 299.5 GTexel/s | 111.9 GTexel/s |
| FP16 (half) | 19.17 TFLOPS | 7.161 TFLOPS |
| FP32 (float) | 19.17 TFLOPS | 3.580 TFLOPS |
| FP64 (double) | 299.5 GFLOPS | 223.8 GFLOPS |
| Graphics Processor | ||
| GPU Name | GA104 | Navi 24 |
| GPU Variant | GA104-875-A1 | Navi 24 XL-W |
| Architecture | Ampere | RDNA 2.0 |
| Foundry | Samsung | TSMC |
| Process Size | 8 nm | 6 nm |
| Transistors | 17.4 billion | 5.4 billion |
| Die Size | 392 mm² | 107 mm² |
| Board Design | ||
| TDP | 140W | 50W |
| Suggested PSU | 300 W | 250 W |
| Outputs | 4x DisplayPort 1.4a | 2x DisplayPort 1.4a |
| Power Connectors | 1x 6-pin | None |
| Graphics Features | ||
| DirectX | 12 Ultimate (12_2) | 12 Ultimate (12_2) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 2.2 |
| Vulkan | 1.3 | 1.3 |
| CUDA | 8.6 | |
| Shader Model | 6.7 | 6.6 |