ASUS ENGTS250 DK TOP/HTDI/512MD3, GeForce GTS 250, GDDR3, 256 bit, 2360 MHz, 2560 x 1600 pixels, PCI Express 2.0 ASUS ENGTS250 DK TOP/HTDI/512MD3. Graphics processor: GeForce GTS 250, Processor frequency: 775 MHz. Graphics card memory type: GDDR3, Memory bus: 256 bit, Memory clock speed: 2360 MHz. Maximum resolution: 2560 x 1600 pixels. DirectX version: 10, OpenGL version: 2.1, Dual Link DVI. Interface type: PCI Express 2.0. Cooling type: Active