NVIDIA GeForce 315 512MB DDR3 PCI Express (PCI-E) DVI/VGA Video Card w/HDMI & HDCP Support NVIDIA GeForce 315 512MB DDR3 PCI Express Video Card General Features: NVIDIA GeForce 315 graphics processing unit 48 stream processors 475 MHz core clock 1100 MHz shader clock 512 MB DDR3 memory 790 MHz memory clock 64-bit memory interface PCI Express 2.0 x16 interface NVIDIA 3D Vision Ready NVIDIA PureVideo HD Technology NVIDIA CUDA Technology