Comparison of Radeon HD 8570 Rebrand and Mobility Radeon HD 4850 Mac [S]ave
| Attribute |  Mobility Radeon HD 4850 Mac × |  Radeon HD 8570 Rebrand × |
|---|---|---|
| GPU | ||
| Release year (year) | 2009 | 2013 |
| GPU brand | ATI | AMD |
| GPU name | M98 | Turks |
| Market | Laptop | Desktop |
| Clock speed (MHz) | 503 | 650 |
| Is dual GPU | - | - |
| Model | Mobility Radeon HD 4850 Mac | Radeon HD 8570 Rebrand |
| Memory | ||
| Memory (MB) | 512 | 1,024 |
| Memory bandwidth (GB/s) | 54.4 | 25.6 |
| Memory bus (bit) | 256 | 128 |
| Memory type | GDDR3 | GDDR3 |
| Memory clock speed (MHz) | 850 | 800 |
| Effective memory clock speed (MHz) | 1,700 | 1,600 |
| Noise and power | ||
| TDP (W) | - | 60 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 8.05 | 5.2 |
| Render output processors | 16 | 8 |
| Texture mapping units | 40 | 24 |
| Shading units | 800 | 480 |
| Floating-point performance (GFLOPS) | 805 | 624 |
| Compute units | 10 | 6 |
| Texture rate (GTexel/s) | 20.12 | 15.6 |
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