HP 593839-001 - System board - Includes 64MB of graphics subsystem memory and replacement thermal material - For use in models equipped with discre Retail
HP 593841-001 - System board - Includes 64MB graphics subsystem memory and replacement thermal material - For use in models equipped with 14-inch d Retail
HP 593878-001 - Heat sink - Includes replacement thermal material - For use with 6540b and 6440b models equipped with UMA graphics subsystem memory Retail
HP 593879-001 - Heat sink - Includes replacement thermal material - For use with 6540b and 6440b models equipped with discrete graphics subsystem m Retail
HP 803017-001 - Heatsink module - For use in models equipped with a graphics subsystem with discrete memory - Includes replacement thermal material Retail