Zotac AMP GeForce GTX 480 1536 MB Graphics Card 384-bit (756MHz/3800MHz) ZT-40102-10P NVIDIA GeForce GTX 480 GPU, 480 Unified Shaders, 1536MB GDDR5, 384-bit memory bus, Core Clock: 756 MHz DirectX 11 support, OpenGL 3.2, NVIDIA ForceWare Drivers, Windows XP/Vista/7 NVIDIA Unified Architecture, NVIDIA 3D Vision Surround ready, NVIDIA PhysX Technology, NVIDIA CUDA Technology Dual dual-link DVI (Up to 2560x1600), Mini-HDMI 1.3a w/audio (8-channel LPCM), HDCP ready ED 480p, HD 720p, HD 1080i, Full HD 1080p