Motherboard (system board), Raptor. Does not include processor.
HP 289767-001, Intel, Socket 478, Intel® Celeron®, Intel® Pentium® 4, 533 MHz, 2 GB, micro ATX
HP 289767-001. Processor manufacturer: Intel, Processor socket: Socket 478, Compatible processor series: Intel® Celeron®, Intel® Pentium® 4. Maximum internal memory: 2 GB. Motherboard form factor: micro ATX, Motherboard chipset: Intel® 845G, Power source type: ATX