HP P5498-69001 - TC2110 System processor board (single processor)- Has three PCI slots and three DIMM slots Retail
HP D9190-69001 - Processor board - Has three processor slots on each side of the board and six VRM slots on one side (For PIII/700 processors only) Retail
HP A1130-69001 - Processor board - Processor Board - Plugs into the Processor Card Cage - for HP Repair Use ONLY Retail