HP D4311-69008 - Processor board - Can hold up to two Pentium Pro 200MHz processors with 1MB cache - Processor Board - Can Hold up to Two Pentium Pro 200MHz Processors with 1MB Cache - Mounts on the System Processor Board - up to Two Processor Boards Retail
HP D6034-69001 - System processor board - Has integrated Super VGA video controller, IDE controller, floppy controller, 2 serial ports and 1 parallel port - System Processor Board - Has Integrated Super VGA Video Controller, IDE Controller, Floppy Co Retail
HP D4973-69001 - System processor board - Has integrated Super VGA video controller, IDE controller, floppy controller, 2 serial ports and 1 parallel port - System Processor Board - Has Integrated Super VGA Video Controller, IDE Controller, Floppy Co Retail
HP D5028-69007 - System processor board mounted on tray - Has four processor board slots and eight PCI slots Retail