Comparison of AMD FirePro S4000X and GeForce GTX 950M Mac [S]ave
| Attribute |  AMD FirePro S4000X × |  GeForce GTX 950M Mac × |
|---|---|---|
| GPU | ||
| Release year (year) | 2014 | 2015 |
| GPU brand | AMD | Nvidia |
| GPU name | Venus | GM107 |
| Market | Laptop | Laptop |
| Clock speed (MHz) | 725 | 914 |
| Turbo clock speed (MHz) | 775 | 993 |
| Is dual GPU | - | - |
| Model | AMD FirePro S4000X | GeForce GTX 950M Mac |
| Memory | ||
| Memory (MB) | 2,048 | 2,048 |
| Memory bandwidth (GB/s) | 72 | 64 |
| Memory bus (bit) | 128 | 128 |
| Memory type | GDDR5 | GDDR5 |
| Memory clock speed (MHz) | 1,125 | 1,000 |
| Effective memory clock speed (MHz) | 4,500 | 4,000 |
| Noise and power | ||
| TDP (W) | 45 | 75 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 12.4 | 14.62 |
| Render output processors | 16 | 16 |
| Texture mapping units | 40 | 40 |
| Shading units | 640 | 640 |
| Floating-point performance (GFLOPS) | 992 | 1,170 |
| Compute units | 10 | - |
| Texture rate (GTexel/s) | 31 | 36.6 |
| Benchmarks | ||
| Particle simulation (mInteraction/s) | 194.87 | - |
| T-Rex (Compubench 1.5) (frames/s) | 2.08 | - |
| Video composition (frames/s) | 34.93 | - |
| Face detection (mPixels/s) | 19.09 | - |
| Bitcoin mining (mHash/s) | 92.57 | - |
| Ocean surface simulation (frames/s) | 478.72 | - |
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