ATI AMD RADEON HD 5450 PCI EXPRESS GDDR3 1GB VIDEO GRAPHICS CARD. 292 million 40nm transistors. TeraScale 2 Unified Processing Architecture. 8 Texture Units. 16 Z/Stencil ROP Units. 4 Color ROP Units. GDDR3 memory interface. PCI Express 2.1 x16 bus interface. DirectX 11 support. Shader Model 5.0. DirectCompute 11. Programmable hardware tessellation unit. Accelerated multithreading. HDR texture compression. Orderindependent transparency. OpenGL 3.2 support. Image quality enhancement technology. Up to 12x multisample and supersample antialiasing modes. Adaptive antialiasing. 16x angle independent anisotropic texture filtering. 128bit floating point HDR rendering. ATI Stream acceleration Technology. OpenCL 1.0 compliant. DirectCompute 11. Accelerated video encoding, transcoding, and up scaling. Native support for common video encoding instructions. ATI CrossFireX? multiGPU technology ?Dual monitor capability ?Speed up numerous video tasks with ATI Stream technology ?Make video editing and transferring to media players/handhelds fast and easy ?Features AMD?s robust ATI Catalyst software, and is the first graphics generation with full support for DirectX 11, completing the Windows 7experience