Zotac GeForce 8400GS 256MB DDR2 Low Profile 667MHz/1400MHz PCI-Express Graphics Card ZT-84MEG5M-HSL NVIDIA GeForce 8400 GS, 256MB DDR2, 8 Unified Shaders, 64-bit memory bus DirectX 10 support, OpenGL 3.2, NVIDIA ForceWare Drivers, Windows XP/Vista/7 NVIDIA Unified Architecture, NVIDIA PhysX Technology, NVIDIA CUDA Technology VGA (Up to 2048x1536), HDMI, Dual-link DVI (Up to 2560x1600), HDCP ready ED 480p, HD 720p, HD 1080i, Full HD 1080p