HP 535767-001 - Heat sink - For use in models with discrete graphics subsystems - Includes replacement thermal material Retail
HP 746658-001 - Heat sink - For use on models with a graphics subsystem using discrete memory - Includes replacement thermal material Retail
HP 491255-001 - Heat sink - For use only with HP Compaq 6730s Notebook PC models with discrete graphics subsystem memory Retail
HP 652544-001 - Graphics board heat sink - For use in models equipped with an NVIDIA graphics subsystem Retail
