EVGA 03G-P3-1593-AR GTX580 CLASSIFIED HydroCopper 3072MB GDDR5 Graphics Card Classified Core Clock of 855MHz 3072MB GDDR5 Memory Clock = 4212 MHz, Shader Clock = 1710 MHz, CUDA Cores = 512 NVidia Cuda, PhysX, PureVideo HD, 3D Vision Surround Technologies 2-Way, 3-Way and 4-Way SLI ready Two DualLink DVI-I HDCP capable connectors EVBot Connector Includes EVGA Precision Tuning Utility Lifetime Upon Registration at EVGA.com within 30 days of purchase