GeForce GT 640
Quadro K420
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| General information | GeForce GT 640 | Quadro K420 |
|---|---|---|
| Launched | Q4 2011 | Q4 2014 |
| Used in | Desktop | Workstation |
| Factory | NVIDIA | NVIDIA |
| Motherboard Bus | PCIe 3.0 x16 | PCIe 2.0 x16 |
| Memory | 4096 MB 0 % | 1024 MB 75 % |
| Core Clock | 900 MHz 0 % | 780 MHz 13.3 % |
| Effective Clock | 5010 MHz 0 % | 1782 MHz 64.4 % |
| DirectX | DirectX 11 | DirectX 11 |
| OpenGL | OpenGL 4.5 | OpenGL 4.5 |
| Thermal Design Power (TDP) | 65 W 0 % | 41 W 36.9 % |
| Length | 210 mm 0 % | 160 mm 23.8 % |
| Cooling Fans | 2 0 % | 1 50 % |
| Case Slots | 2 0 % | 1 50 % |
| Performance | GeForce GT 640 | Quadro K420 |
| Overall Score | 17438 0 % | 13883 20.4 % |
| Future Proof | 16 % 55.6 % | 36 % 0 % |
| Benchmark Score | 3041 0 % | 1927 36.6 % |
| 2D Benchmark Score | 293 0 % | 277.5 5.3 % |
| Average DirectX performance | 10.7 FPS 0 % | 7.5 FPS 30.6 % |
| DirectX 9 performance | 24 FPS 0 % | 17.9 FPS 25.7 % |
| DirectX 10 performance | 4 FPS 0 % | 3 FPS 24 % |
| DirectX 11 performance | 9.9 FPS 0 % | 6 FPS 39.9 % |
| DirectX 12 performance | 5 FPS 0 % | 3 FPS 40.5 % |
| Graphic card computing | 622 operations/s 0 % | 337.6 operations/s 45.7 % |
Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for GeForce GT 640, Quadro K420.
| Average frames per second | GeForce GT 640 | Quadro K420 |
|---|---|---|
| Screen resolution: 1920 × 1080 pixels Change | ||
| Ultra settings | 28.7 FPS | 20.5 FPS |
| High settings | 51.6 FPS | 37.0 FPS |
| Medium settings | 61.9 FPS | 44.4 FPS |
| Low settings | 86.7 FPS | 62.1 FPS |
| Difference | 0 % | 28.4 % |
Comparison of FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) in game Grand Theft Auto V for GeForce GT 640, Quadro K420.
| Grand Theft Auto V | GeForce GT 640 | Quadro K420 |
|---|---|---|
| Screen resolution: 1920 × 1080 pixels Change | ||
| Ultra settings | 27.7 FPS | 21.6 FPS |
| High settings | 49.8 FPS | 38.8 FPS |
| Medium settings | 59.8 FPS | 46.6 FPS |
| Low settings | 83.7 FPS | 65.2 FPS |
| Difference | 0 % | 22.1 % |
