| Color | Black + Blue |
| Brand | N/A |
| Model | GT640 |
| Quantity | 1 Set |
| Material | PCB + ABS |
| Interface | Others、PCI-E |
| GPU | GT640 |
| GPU Code Name | GK107 |
| Manufacturing Process | 28nm |
| Core Clock | 540 MHz |
| Shader Clock | 1188 MHz |
| Memory Size | 2048MB |
| Memory Type | DDR2 |
| Memory Bus Width | 128bit |
| HDMI | 1 |
| DVI | 1 |
| VGA | 1 |
| Max Resolution | Maximum digital resolution: 4096x2160 Maximum VGA Resolution: 2048x1536 |
| Dual-Link DVI Supported | Yes |
| HDCP Ready | Yes |
| Input Resolutions | 640x480、800x600、1024x768、1280x720、1280x768、1280x800、1280x1024、1360x768、1440x900、1680x1050、1920x1080 |
| Output Resolutions | 640x480、800x600、1024x768、1280x720、1280x768、1280x800、1280x1024、1360x768、1440x900、1680x1050、1920x1080 |
| Input Interface | VGA、HDMI、Others、DVI |
| Cooler Fan | Yes |
| Fan Size | 8 cm |
| Packing List | 1 x Graphics card 1 x CD |