Backed by free 24/7/365 world-class tech support and the best lifetime warranty in the industry, the BFG GeForce® 8400 GS graphics card offers the features of the GeForce 8 series architecture for an incredible value. Essential for accelerating the Microsoft® Windows Vista experience, the BFG GeForce® 8400 GS is designed to enhance the Windows Vista Aero graphical 3D interface, allow you to play Microsoft DirectX® 9 and DirectX 10 games, and enjoy an HD movie experience with PureVideo HD technology