Key Features Digital Vibrance Control (DVC) Technology NVIDIA GigaThread Technology Full Microsoft DirectX 10 Shader Model 4.0 Support True 128-Bit Floating Point High Dynamic-Range (HDR) PCI Express 2.0 / 1.1 Support NVIDIA CUDA Support NVIDIA PhysX Ready NVIDIA PureVideo HD Technology OpenGL 3.2 Support Unified Shader Architecture NVIDIA Lumenex Engine