Comparison of AMD FireStream 9250 and Mobility Radeon HD 4850 Mac [S]ave
| Attribute |  AMD FireStream 9250 × |  Mobility Radeon HD 4850 Mac × |
|---|---|---|
| GPU | ||
| Release year (year) | 2008 | 2009 |
| GPU brand | AMD | ATI |
| GPU name | RV770 | M98 |
| Market | - | Laptop |
| Clock speed (MHz) | 625 | 503 |
| Is dual GPU | - | - |
| Model | AMD FireStream 9250 | Mobility Radeon HD 4850 Mac |
| Memory | ||
| Memory (MB) | 1,024 | 512 |
| Memory bandwidth (GB/s) | 63.5 | 54.4 |
| Memory bus (bit) | 256 | 256 |
| Memory type | GDDR3 | GDDR3 |
| Memory clock speed (MHz) | 993 | 850 |
| Effective memory clock speed (MHz) | 1,986 | 1,700 |
| Noise and power | ||
| TDP (W) | 150 | - |
| Raw performance | ||
| Pixel rate (GPixel/s) | 10 | 8.05 |
| Render output processors | 16 | 16 |
| Texture mapping units | 40 | 40 |
| Shading units | 800 | 800 |
| Floating-point performance (GFLOPS) | 1,000 | 805 |
| Compute units | 10 | 10 |
| Texture rate (GTexel/s) | 25 | 20.12 |
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