Dell Optiplex GX320 Motherboard KY237. Dell Part# KY237 0KY237 - Featuring Intel Chipset LGA775. The Intel board harnesses the advanced computing power of the latest Intel Pentium 4 LGA775 processor supporting Hyper-Threading Technology.

Specifications:

Manufacturer: Dell ( OEM for Dell Optiplex GX320 )
Dell Compatible Part#: TY915 UP453 MH651 CU395 UT237 TW969 KY237 0TY915 0UP453 0MH651 0CU395 0UT237 0TW969 0KY237 CN-0TY915 CN-0UP453 CN-0MH651 CN-0CU395 CN-0UT237 CN-0TW969 CN-0KY237
Socket: LGA775
Expansion Slots: 2 PCI, 1 PCI Express x16
Other Features: Hyper-Threading Technology Support
Audio: Integrated Audio
Rear Ports:
(1) VGA
(8) USB 2.0 (4 rear) 
(1) Serial
(1) Parallel
(2) Line-in (stereo/microphone)
(2) Line-out (headphone/speaker)
(1) LAN
Memory: DDR2 SDRAM 2 DIMM connectors slots