Evga Corporation - Evga Geforce Gtx 660 Graphic Card - 1046 Mhz Core - 2 Gb Gddr5 Sdram - Pci Express 3.0 X16 - 6008 Mhz Memory Clock - 2560 X 1600 - Sli - Fan Cooler - Directx 11.0, Directcompute 5.0, Opengl 4.2, Opencl - Hdmi - Displayport - Dvi "Product Category: Video Cards/Graphic Cards"