Genuine HP/Compaq 323091-001 Motherboard Logic Board For Compaq D330 D530 Systems Intel 865G Express DIMM P4 Pentium 4 Socket 478 HP/Compaq Part Numbers: 323091-001, 305374-001 Genuine HP/Compaq 323091-001 Motherboard Logic Board Chipset: Intel 865G Express/Supported Processors: Socket 478, Pentium 4/Supported Memory: 4 GB, 4 x DIMM /Audio: Integrated Realtek ALC650 6-channel AC'97 audio codec Graphics: Integrated AGP 8x/ Expansion 4 x DIMM, 3 x PCI - Full-height, 1 x AGP, 2 x IDE/Peripheral Interfaces: 1 x VGA Port (Onboard Graphics), 1 x Parallel/Printer Port, 3 x Audio Ports (Onboard Sound), 1 x LAN, 4 x USB Ports, 1 x Serial Ports, PS2 Mouse and Keyboard Ports For Compaq D330 D530 Systems HP/Compaq Part Numbers: 323091-001, 305374-001