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| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
| GeForce GT 640 | |
| PCB Form | ATX |
| Core Clock | 941 MHz (standard clock: 900 MHz) |
| Memory Clock | 1600 MHz |
| Process Technology | 28 nm |
| Memory Size | 2048 MB |
| Memory Bus | 128 bit |
| Card Bus | PCI-E 3.0 |
| Memory Type | DDR3 |
| DirectX | 11.1 |
| OpenGL | 4.3 |
| I/O | Dual Link DVI-D*2 D-Sub*1 HDMI*1 |
| Digital max resolution | 4096 X 2160 (Through HDMI connector) |
| Analog max resolution | 2048 x 1536 |
| Card size | 190mm x 136.8mm x 42 mm |
| Multi-view | 4 |
| Recommended PSU | 350 W |
