5187-1791 - HP(Motherboard) Socket 462 for Pavilion 734n 5187-1791 - HP(Motherboard) Socket 462 for Pavilion 734n $221.90
5187-4919 - HP micro-ATX (Motherboard) Socket 478 5187-4919 - HP micro-ATX (Motherboard) Socket 478 $214.96
5187-0317 - HP (Motherboard) Socket 478 for Pavilion 7xx Series SIS Desktop 5187-0317 - HP (Motherboard) Socket 478 for Pavilion 7xx Series SIS Desktop $128.15