Radeon HD 7990
Radeon HD 7770
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| General information | Radeon HD 7990 | Radeon HD 7770 |
|---|---|---|
| Launched | Q2 2013 | Q2 2012 |
| Used in | Desktop | Desktop |
| Factory | AMD | AMD |
| Motherboard Bus | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Memory | 3072 MB 0 % | 2048 MB 33.3 % |
| Core Clock | 950 MHz 6.9 % | 1020 MHz 0 % |
| Effective Clock | 6600 MHz 0 % | 5000 MHz 24.2 % |
| DirectX | DirectX 11.2 | DirectX 11.2 |
| OpenGL | OpenGL 4.4 | OpenGL 4.2 |
| Thermal Design Power (TDP) | 375 W 0 % | 80 W 78.7 % |
| Length | 320 mm 0 % | 236 mm 26.3 % |
| Cooling Fans | 3 0 % | 2 33.3 % |
| Case Slots | 3 0 % | 2 33.3 % |
| SLI | 2-way 0 % | 2-way 0 % |
| Performance | Radeon HD 7990 | Radeon HD 7770 |
| Overall Score | 37921 0 % | 23667 37.6 % |
| Future Proof | 26 % 0 % | 20 % 23.1 % |
| Benchmark Score | 14380 0 % | 5601 61.1 % |
| 2D Benchmark Score | 765.2 0 % | 464.7 39.3 % |
| Average DirectX performance | 41.6 FPS 0 % | 18.3 FPS 55.9 % |
| DirectX 9 performance | 60.6 FPS 0 % | 41.2 FPS 31.9 % |
| DirectX 10 performance | 33.1 FPS 0 % | 7 FPS 78.7 % |
| DirectX 11 performance | 51.6 FPS 0 % | 13 FPS 74.8 % |
| DirectX 12 performance | 21.1 FPS 0 % | 12.1 FPS 42.8 % |
| Graphic card computing | 3478.4 operations/s 0 % | 1153 operations/s 66.9 % |
Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Radeon HD 7990, Radeon HD 7770.
| Average frames per second | Radeon HD 7990 | Radeon HD 7770 |
|---|---|---|
| Screen resolution: 1920 × 1080 pixels Change | ||
| Ultra settings | 81.0 FPS | 44.1 FPS |
| High settings | 145.9 FPS | 79.3 FPS |
| Medium settings | 175.0 FPS | 95.2 FPS |
| Low settings | 245.0 FPS | 133.2 FPS |
| Difference | 0 % | 45.6 % |
Comparison of FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) in game Grand Theft Auto V for Radeon HD 7990, Radeon HD 7770.
| Grand Theft Auto V | Radeon HD 7990 | Radeon HD 7770 |
|---|---|---|
| Screen resolution: 1920 × 1080 pixels Change | ||
| Ultra settings | 62.8 FPS | 38.4 FPS |
| High settings | 113.0 FPS | 69.0 FPS |
| Medium settings | 135.6 FPS | 82.8 FPS |
| Low settings | 189.8 FPS | 116.0 FPS |
| Difference | 0 % | 38.9 % |
