Comparison of Radeon HD 4770 and ATI FirePro V8700 [S]ave
| Attribute |  ATI FirePro V8700 × |  Radeon HD 4770 × |
|---|---|---|
| GPU | ||
| Release year (year) | 2008 | 2009 |
| GPU brand | ATI | ATI |
| GPU name | RV770 | RV740 |
| Market | - | Desktop |
| Clock speed (MHz) | 750 | 750 |
| Is dual GPU | - | - |
| Model | ATI FirePro V8700 | Radeon HD 4770 |
| Memory | ||
| Memory (MB) | 1,024 | 512 |
| Memory bandwidth (GB/s) | 108.8 | 51.2 |
| Memory bus (bit) | 256 | 128 |
| Memory type | GDDR5 | GDDR5 |
| Memory clock speed (MHz) | 850 | 800 |
| Effective memory clock speed (MHz) | 3,400 | 3,200 |
| Noise and power | ||
| TDP (W) | 151 | 80 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 12 | 12 |
| Render output processors | 16 | 16 |
| Texture mapping units | 40 | 32 |
| Shading units | 800 | 640 |
| Floating-point performance (GFLOPS) | 1,200 | 960 |
| Compute units | 10 | 8 |
| Texture rate (GTexel/s) | 30 | 24 |
| Benchmarks | ||
| PassMark | - | 1,044 |
| Cloud Gate Factor | - | 12.11 |
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