GIGABYTE GV-N640OC-2GI REV2.0, GeForce GT 640, 2 GB, GDDR3, 128 bit, 2560 x 1600 pixels, PCI Express 3.0
GIGABYTE GV-N640OC-2GI REV2.0. Graphics processor family: NVIDIA, Graphics processor: GeForce GT 640, Processor frequency: 900 MHz. Discrete graphics card memory: 2 GB, Graphics card memory type: GDDR3, Memory bus: 128 bit, Memory clock speed: 1800 MHz. Maximum resolution: 2560 x 1600 pixels. DirectX version: 11.1, OpenGL version: 4.3, Dual Link DVI. Interface type: PCI Express 3.0. Cooling type: Active