Dell OptiPlex 745 Intel Socket LGA775 Desktop Motherboard GX297 0GX297 CN-0GX297. The Intel board harnesses the advanced computing power of the latest Intel Pentium 4 LGA775 processor supporting Hyper-Threading Technology. This desktop board brings exciting new levels of performance and features to the desktop by combining support for an 1066MHz system bus with Dual Channel DDR-2 memory support.Dell Part Number: GX297 0GX297 CN-0GX297Compatible Part Numbers: WK833 0WK833 CN-0WK833 WF810 0WF810 CN-0WF810 CY944 0CY944 CN-0CY944 KY238 0KY238 CN-0KY238 YJ136 0YJ136 CN-0YJ136 FT016 0FT016 CN-0FT016 XK943 0XK943 CN-0XK943 KT234 0KT234 CN-0KT234 Specifications:Processor: Intel Pentium 4, Pentium D, Celeron, Core Socket 775 Memory: 4 DIMM slots supporting up to 8 GB RAM Video: Integrated Intel Graphics Media Accelerator 3000 Audio: Integrated Audio Sound Controller ADI 1983 High Definition Audio Peripheral INTERFACES: (8) 2.0 USB (front and back) (1) parallel printer port (1) serial ports 2 - Serial ATA (SATA) Interface Ports 1- 10/100/1000 Ethernet Port EXPANSION CAPABILITY: 1 PCI-E X16 slot, supports x16, x8, x4, and x1 modes/cards 1 PCI 32Bit / 33MHz slots 1 FDD connector