EVGA 01G-P3-1282-AR e-GeForce GTX280 1GB SC DDR3 PCI-Express 2.0 Graphics Card with Free Special Edition Precision Overclocking Utility Ships with Free Special Edition EVGA Precision Overclocking Utility and is PCI Express 2.0 Compatible GeForce GTX 280 with 621MHz clock 1GB 512-bit .8 ns GDDR3 memory 1134 MHz clock/2268 MHz effective memory rate Full DirectX 10 and Open GL 2.1 Support