GeForce GTX 770
GeForce GT 640
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| General information | GeForce GTX 770 | GeForce GT 640 |
|---|---|---|
| Launched | Q2 2013 | Q4 2011 |
| Used in | Desktop | Desktop |
| Factory | NVIDIA | NVIDIA |
| Motherboard Bus | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Memory | 4096 MB 0 % | 4096 MB 0 % |
| Core Clock | 1046 MHz 0 % | 900 MHz 14 % |
| Effective Clock | 7200 MHz 0 % | 5010 MHz 30.4 % |
| DirectX | DirectX 11 | DirectX 11 |
| OpenGL | OpenGL 4.5 | OpenGL 4.5 |
| Thermal Design Power (TDP) | 230 W 0 % | 65 W 71.7 % |
| Length | 300 mm 0 % | 210 mm 30 % |
| Cooling Fans | 3 0 % | 2 33.3 % |
| Case Slots | 2 0 % | 2 0 % |
| Performance | GeForce GTX 770 | GeForce GT 640 |
| Overall Score | 39148 0 % | 17441 55.4 % |
| Future Proof | 26 % 0 % | 16 % 38.5 % |
| Benchmark Score | 15326 0 % | 3042 80.2 % |
| 2D Benchmark Score | 561.6 0 % | 291.6 48.1 % |
| Average DirectX performance | 48.5 FPS 0 % | 10.8 FPS 77.9 % |
| DirectX 9 performance | 96.5 FPS 0 % | 24.1 FPS 75 % |
| DirectX 10 performance | 24.1 FPS 0 % | 4 FPS 83.5 % |
| DirectX 11 performance | 51.6 FPS 0 % | 10 FPS 80.7 % |
| DirectX 12 performance | 22 FPS 0 % | 5 FPS 77.4 % |
| Graphic card computing | 2741.2 operations/s 0 % | 627 operations/s 77.1 % |
Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for GeForce GTX 770, GeForce GT 640.
| Average frames per second | GeForce GTX 770 | GeForce GT 640 |
|---|---|---|
| Screen resolution: 1920 × 1080 pixels Change | ||
| Ultra settings | 84.7 FPS | 28.7 FPS |
| High settings | 152.5 FPS | 51.7 FPS |
| Medium settings | 183.1 FPS | 62.0 FPS |
| Low settings | 256.3 FPS | 86.8 FPS |
| Difference | 0 % | 66.1 % |
Comparison of FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) in game Grand Theft Auto V for GeForce GTX 770, GeForce GT 640.
| Grand Theft Auto V | GeForce GTX 770 | GeForce GT 640 |
|---|---|---|
| Screen resolution: 1920 × 1080 pixels Change | ||
| Ultra settings | 65.5 FPS | 27.7 FPS |
| High settings | 118.0 FPS | 49.8 FPS |
| Medium settings | 141.6 FPS | 59.8 FPS |
| Low settings | 198.2 FPS | 83.7 FPS |
| Difference | 0 % | 57.8 % |
