ECS GeForce GTX 560 1024MB GDDR5 PCI Express 2.0 DVI/Mini HDMI Graphics Card NBGTX560-1GPI-F NVIDIA 3D Vision Surround Ready OpenGL 4.1 Optimizations and Support Microsoft DirectX 11 Support NVIDIA PhysX Ready NVIDIA PureVideo HD Technology NVIDIA CUDA Technology Dual-link DVI Support Windows 8 Support