Product DescriptionThe ATI Radeon HD 2600 delivers powerful graphics performance to enhance the stunning Windows Aero user interface. ATI Catalyst graphics management software is Certified for Windows Vista and designed for quick, easy setup of multiple displays. The ATI Radeon HD 2600 features advanced hardware HD video processing and HDMI with built-in 5.1 surround sound for stunning big-screen entertainment. ATI Avivo HD technology delivers sharp images and vibrant color fidelity from 1080p playback of Blu-ray and HD DVDs movies. Support for Shader Model 4.0 & OpenGL 2.0 Built-in HDMI with Multi-channel 5.1 surround audio Dual DVI with full resolution HDCP support Dual 30-bpp display processors Catalyst Software Drivers Optimized for Windows Vista 3D environment Support Core Clock - 600 MHz Memory Size - 512MB Memory Configuration - 32x16 DDR2 Memory Interface - 128-Bit Memory Speed - 800 MHz Peak Pixel Fill Rate - 14.4 Gpixels/sec Peak Memory Bandwidth - 16.0 GB/s API Support - DirectX 9.0 and 10.0 Display Formats - Dual DVI + HDTV-out System Requirements - Windows XP with Service Pack 2 (SP2), Windows 2000, Windows Vista Ready, AMD Athlon or Intel Pentium 4, 512MB of system memory, Optical drive for installation software (CD-ROM or DVD-ROM drive), 480MB available hard disk space and 400-Watt or greater power supply (550 for CrossFire recommended)