Comparison of Mobility Radeon HD 5670 Mac and Mobility Radeon HD 4670 Mac [S]ave
| Attribute |  Mobility Radeon HD 5670 Mac × |  Mobility Radeon HD 4670 Mac × |
|---|---|---|
| GPU | ||
| Release year (year) | 2010 | 2009 |
| GPU brand | ATI | ATI |
| GPU name | Madison | M96 |
| Market | Laptop | Laptop |
| Clock speed (MHz) | 650 | 680 |
| Is dual GPU | - | - |
| Model | Mobility Radeon HD 5670 Mac | Mobility Radeon HD 4670 Mac |
| Memory | ||
| Memory (MB) | 512 | 256 |
| Memory bandwidth (GB/s) | 25.4 | 25.3 |
| Memory bus (bit) | 128 | 128 |
| Memory type | GDDR3 | GDDR3 |
| Memory clock speed (MHz) | 795 | 790 |
| Effective memory clock speed (MHz) | 1,590 | 1,580 |
| Noise and power | ||
| TDP (W) | 15 | 35 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 5.2 | 5.44 |
| Render output processors | 8 | 8 |
| Texture mapping units | 20 | 32 |
| Shading units | 400 | 320 |
| Floating-point performance (GFLOPS) | 520 | 435 |
| Compute units | 5 | 4 |
| Texture rate (GTexel/s) | 13 | 21.76 |
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