HP 652544-001 - Graphics board heat sink - For use in models equipped with an NVIDIA graphics subsystem Retail
HP 596046-001 - Graphics board heat sink - For use only with models equipped with ATi graphics subsystems - Includes five replacement thermal pads Retail
HP 652543-001 - Graphics board heat sink - For use in models equipped with an ATI graphics subsystem Retail
HP 577227-001 - Heat sink - For use only on computer models equipped with a graphics subsystem with discrete memory - Includes replacement thermal Retail
HP 456606-001 - Heat sink - Includes replacement thermal material - For use only with computer models equipped with discrete graphics subsystem Retail
