Comparison of Radeon R9 270 1024SP and AMD FirePro S4000X [S]ave
| Attribute |  Radeon R9 270 1024SP × |  AMD FirePro S4000X × |
|---|---|---|
| GPU | ||
| Release year (year) | 2015 | 2014 |
| Reference card | AMD Radeon R9 270 1024SP 900 MHz 2 GB | - |
| GPU brand | AMD | AMD |
| GPU name | Pitcairn | Venus |
| Market | Desktop | Laptop |
| Clock speed (MHz) | 900 | 725 |
| Turbo clock speed (MHz) | 930 | 775 |
| Is dual GPU | - | - |
| Model | Radeon R9 270 1024SP | AMD FirePro S4000X |
| Memory | ||
| Memory (MB) | 2,048 | 2,048 |
| Memory bandwidth (GB/s) | 153.6 | 72 |
| Memory bus (bit) | 256 | 128 |
| Memory type | GDDR5 | GDDR5 |
| Memory clock speed (MHz) | 1,200 | 1,125 |
| Effective memory clock speed (MHz) | 4,800 | 4,500 |
| Noise and power | ||
| TDP (W) | 150 | 45 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 29.76 | 12.4 |
| Render output processors | 32 | 16 |
| Texture mapping units | 64 | 40 |
| Shading units | 1,024 | 640 |
| Floating-point performance (GFLOPS) | 1,905 | 992 |
| Compute units | 16 | 10 |
| Texture rate (GTexel/s) | 59.5 | 31 |
| Benchmarks | ||
| Particle simulation (mInteraction/s) | 340.91 | 194.87 |
| T-Rex (Compubench 1.5) (frames/s) | 4.36 | 2.08 |
| Video composition (frames/s) | 80.7 | 34.93 |
| Face detection (mPixels/s) | 57.24 | 19.09 |
| Bitcoin mining (mHash/s) | 251.26 | 92.57 |
| Ocean surface simulation (frames/s) | 1298.8 | 478.72 |
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