The VisionTek ATI Radeon HD 5450 graphics processors offer the most features and functionality in their class with complete DirectX 11 support and the world's most advanced graphics, display features and technologies. Designed to deliver a feature laden gaming/computing experience1, ATI Radeon HD 5450 GPUs enable a seamless HD gaming experience with amazing image quality. At the "heart" of the entertainment experience on the PC, things like video playback, editing and transferring content to portable media players are now fast and easy. Supports Windows 7 and future DirectX 11 games giving users incredible system performance in an energy efficient card that is easy to install with no external power supply needed.