HP 577223-001 - PM45 system board - For use only on computer models equipped with graphics subsystems with discrete memory and equipped with WWAN c Retail
HP 577220-001 - GL40 system board - For use only on computer models equipped with graphics subsystems with UMA memory and not equipped with WWAN ca Retail
HP 577225-001 - GM45 system board - For use only on computer models equipped with graphics subsystems with UMA memory and equipped with WWAN capabi Retail
HP 577221-001 - GL40 system board - For use only on computer models equipped with graphics subsystems with UMA memory and equipped with WWAN capabi 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 487436-001 - Fan assembly - For use only with computer models with discrete graphics subsystem memory Retail
HP 491250-001 - System board - For use with computer models equipped with Intel processors with UMA graphics subsystem and a GL40 system board - In Retail
HP 456606-001 - Heat sink - Includes replacement thermal material - For use only with computer models equipped with discrete graphics subsystem Retail
HP 538407-001 - GL system board - For use on computer models equipped with an Intel processor and a graphics subsystem with UMA memory - Includes r Retail
