Palit GeForce GTX 460 SONIC 2 GB 256-bit GDDR5 x16 HDCP Ready SLI Support Fermi PCI Express 2.0 Video Card NE5X460SF1142 Bus interface: PCI Express 2.0 Support; NVIDIA CUDA technology NVIDIA SLI Ready; NVIDIA PhysX technology; NVIDIA 3D Vision Ready; NVIDIA 3D Vision Surround Ready Dual-link HDCP Support; HDMI 1.4a support; NVIDIA CUDA technology DirectCompute 5.0 and OpenCL 4 support NVIDIA PureVideo HD Technology