HP D8520-63014 - Processor slot terminator module - Plugs into second processor slot when only one processor is installed Retail
HP D9387-63016 - Processor socket terminator module - Plugs into second processor slot when only one processor is installed Retail
HP D6969-63001 - Memory board - Has eight slots for DIMMs - DIMMs must be installed in pairs - Memory Board - Has Eight Slots for DIMMs - DIMMs Must be Installed in Pairs - Located on the System Processor Board Assembly, Two Memory Boards are Require Retail