HP 538392-001 - System board (motherboard) - ATI Mobile Radeon HD 4330 discrete graphics with 256MB DDR2 memory - For use in models equipped with a

System board (motherboard) - ATI Mobile Radeon HD 4330 discrete graphics with 256MB DDR2 memory - For use in models equipped with an AMD processor and a graphics subsystem with discrete memory - Includes replacement thermal material