| Attribute | Radeon HD 8670M × | Radeon R7 240 × |
|---|---|---|
| GPU | ||
| Release year (year) | 2013 | 2013 |
| Reference card | AMD Radeon HD 8670M 925 MHz 1 GB | - |
| GPU brand | AMD | AMD |
| GPU name | Mars | Oland |
| Market | Laptop | Desktop |
| Clock speed (MHz) | 775 | 730 |
| Turbo clock speed (MHz) | 825 | 780 |
| Is dual GPU | - | - |
| Model | Radeon HD 8670M | Radeon R7 240 |
| Memory | ||
| Memory (MB) | 2,048 | 2,048 |
| Memory bandwidth (GB/s) | 14.4 | 28.8 |
| Memory bus (bit) | 64 | 128 |
| Memory type | DDR3 | DDR3 |
| Memory clock speed (MHz) | 900 | 900 |
| Effective memory clock speed (MHz) | 1,800 | 1,800 |
| Noise and power | ||
| TDP (W) | - | 30 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 6.6 | 6.24 |
| Render output processors | 8 | 8 |
| Texture mapping units | 24 | 20 |
| Shading units | 384 | 320 |
| Floating-point performance (GFLOPS) | 634 | 499 |
| Compute units | 6 | 5 |
| Texture rate (GTexel/s) | 19.8 | 15.6 |
| Benchmarks | ||
| Metro: Last Light | 4.7 | - |
| PassMark | - | 966 |
| PassMark Direct Compute | - | 621 |
| Bioshock Infinite | 5.5 | - |
| Cloud Gate Factor | - | 9.62 |
| Face detection (mPixels/s) | 7 | - |
| T-Rex (GFXBench 3.0) | 3046.08 | 3149.55 |
| Manhattan (GFXBench 3.0) | 1726.77 | 1769.8 |
| Bitcoin mining (mHash/s) | 71.7 | - |
| Sky Diver Factor | 83.25 | 102.46 |
| Fire Strike Factor | 8.11 | 10.89 |