Used - ATI Radeon 2900XT Excellent working condition and tested in original box.  

Comprehensive DirectX 10 support

CrossFire performance scaling

Dynamic geometry acceleration

320 stream processing units

512-bit 8-channel memory interface

Product description

ATI Radeon HD 2900 XT,512MB PCIE

From the Manufacturer

 Unleash the Gaming Power of DirectX 10 

The ATI Radeon HD 2900 unleashes the power of DirectX 10 with awesome performance, stunning visual effects, and more dynamic interactivity than ever before. Surpass reality with easy CrossFire scalability, built-in HDMI, and 5.1 surround audio for an immersive HD Gaming experience. 

Top Features:

Next-generation unified shader engine with 320 unified stream processors

512-bit memory interface

Easy CrossFire scalability

HDMI with 5.1 surround sound audio

DirectX 10 support

 Ultimate High Definition Gaming Technology

Establish a new level of performance with our next-generation unified shader engine with 320 unified stream processors, a 512-bit memory interface, CrossFire, game physics, and built-in HDMI with multi-channel 5.1 surround audio — technology designed for discerning gamers.

 Leadership for Windows Vista Enjoy powerful graphics performance, improved stability, and an immersive HD gaming experience for Windows Vista. ATI Catalyst software is designed for quick setup of graphics, video, and multiple displays, and automatically configures optimal system settings for lifelike DirectX 10 gaming and the visually stunning Windows Aero user interface.