The SAPPHIRE Radeon HD 3650 Graphics Card is Microsoft VISTA compatible with the awesome power of 120 stream processing units, accelerates next generation DirectX 10.1 games while remaining best in its price vs performance class. Support for the latest Shader Model 4.1 boost the level of realism provided by the HD3650 AGP to new heights and the available on board memory of 512MB ensures a smooth frame rate in all of today's hot titles and applications.