XFX GeForce 7800GT 256 MB DDR3 Dual DVI Video Card ( PVT70GUDF7 ) Factory overclocked to core 450 MHz and 1.050 GHz memory Features a revolutionary superscalar architecture backed by NVIDIA ForceWare software Delivers ultra-realistic effects, unmatched features, and rock-solid stability NVIDIA SLI Technology delivers up to 2x the performance of a single GPU configuration NVIDIA PureVideo Technology lets you turn your PC into a high-end home theater