Product Compare
AMD Steam Machine GPU vs NVIDIA RTX PRO 4000 Blackwell SFF
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Jan 2026 | Aug 2025 |
| Generation | Console GPU | Blackwell PRO W |
| Type | Desktop | Desktop |
| Bus Interface | PCIe 5.0 x8 | |
| Clock Speeds | ||
| Base Clock | 1720 MHz | 577 MHz |
| Boost Clock | 2450 MHz | 1432 MHz |
| Memory Clock | 2250 MHz | 1125 MHz |
| Memory | ||
| Memory Size | 8GB | 24GB |
| Memory Type | GDDR6 | GDDR7 |
| Memory Bus | 128bit | 192bit |
| Bandwidth | 288.0GB/s | 432.0GB/s |
| Render Config | ||
| Compute Units | 28 | |
| Shading Units | 1792 | 8960 |
| TMUs | 112 | 280 |
| ROPs | 64 | 96 |
| RT Cores | 28 | 70 |
| L1 Cache | 128 KB per Array | 128 KB (per SM) |
| L2 Cache | 2 MB | 48 MB |
| L3 Cache | 32 MB | |
| SM Count | 70 | |
| Tensor Cores | 280 | |
| Theoretical Performance | ||
| Pixel Rate | 156.8 GPixel/s | 137.5 GPixel/s |
| Texture Rate | 274.4 GTexel/s | 401.0 GTexel/s |
| FP16 (half) | 35.12 TFLOPS | 25.66 TFLOPS |
| FP32 (float) | 17.56 TFLOPS | 25.66 TFLOPS |
| FP64 (double) | 548.8 GFLOPS | 401.0 GFLOPS |
| Graphics Processor | ||
| GPU Name | Navi 33 | GB203 |
| Architecture | RDNA 3.0 | Blackwell 2.0 |
| Foundry | TSMC | TSMC |
| Process Size | 6 nm | 5 nm |
| Transistors | 13.3 billion | 45.6 billion |
| Die Size | 204 mm² | 378 mm² |
| Board Design | ||
| TDP | 110W | 70W |
| Outputs | No outputs | 4x mini-DisplayPort 2.1b |
| Power Connectors | None | None |
| Suggested PSU | 250 W | |
| Graphics Features | ||
| DirectX | 12 Ultimate (12_2) | 12 Ultimate (12_2) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.2 | 3.0 |
| Vulkan | 1.4 | 1.4 |
| Shader Model | 6.8 | 6.8 |
| CUDA | 12.0 | |