HP D2997-69004 - Processor board with 90MHz Pentium processor - Processor Board (with 90MHz Pentium Processor IC) - Plugs into the System (Mother) Board Retail
HP D2186-69001 - Processor board with 66MHz 486DX2 processor - Processor Board (with 66MHz 486DX2 Processor IC) - Plugs into the System (Mother) Board Retail
HP D2182-69002 - Processor board with 33MHz 486DX processor - Processor Board (with 33MHz 486DX Processor IC) - Plugs into the System (Mother) Board Retail
HP D3326-69003 - Processor board with 100MHz Pentium processor - Processor Board (with 100MHz Pentium Processor IC) - Plugs into the System (Mother) Board Retail