Product Compare
AMD Steam Machine GPU vs NVIDIA GeForce GTX 680MX Mac Edition
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Jan 2026 | Oct 2012 |
| Generation | Console GPU | GeForce 600M |
| Type | Desktop | Mobile |
| Bus Interface | PCIe 3.0 x16 | |
| Clock Speeds | ||
| Base Clock | 1720 MHz | |
| Boost Clock | 2450 MHz | |
| Memory Clock | 2250 MHz | 1250 MHz |
| Memory | ||
| Memory Size | 8GB | 2GB |
| Memory Type | GDDR6 | GDDR5 |
| Memory Bus | 128bit | 256bit |
| Bandwidth | 288.0GB/s | 160.0GB/s |
| Render Config | ||
| Compute Units | 28 | |
| Shading Units | 1792 | 1536 |
| TMUs | 112 | 128 |
| ROPs | 64 | 32 |
| RT Cores | 28 | |
| L1 Cache | 128 KB per Array | 16 KB (per SMX) |
| L2 Cache | 2 MB | 512 KB |
| L3 Cache | 32 MB | |
| Theoretical Performance | ||
| Pixel Rate | 156.8 GPixel/s | 23.01 GPixel/s |
| Texture Rate | 274.4 GTexel/s | 92.03 GTexel/s |
| FP16 (half) | 35.12 TFLOPS | |
| FP32 (float) | 17.56 TFLOPS | 2.209 TFLOPS |
| FP64 (double) | 548.8 GFLOPS | 92.03 GFLOPS |
| Graphics Processor | ||
| GPU Name | Navi 33 | GK104 |
| Architecture | RDNA 3.0 | Kepler |
| Foundry | TSMC | TSMC |
| Process Size | 6 nm | 28 nm |
| Transistors | 13.3 billion | 3.54 billion |
| Die Size | 204 mm² | 294 mm² |
| GPU Variant | N13E-GTX2-A2 | |
| Board Design | ||
| TDP | 110W | 122W |
| Outputs | No outputs | No outputs |
| Power Connectors | None | |
| Graphics Features | ||
| DirectX | 12 Ultimate (12_2) | 12 (11_0) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.2 | 3.0 |
| Vulkan | 1.4 | 1.1 |
| Shader Model | 6.8 | 5.1 |
| CUDA | 3.0 | |