Intel Desktop Board (LGA775) DG965OT https://www.intel.com/content/www/us/en/support/products/24743/boards-and-kits/desktop-boards/legacy-intel-desktop-boards/intel-desktop-board-dg965ot.html
https://www.intel.com/content/dam/support/us/en/documents/boardsandkits/desktop-boards/965/DG965OT/DG965OT_TechProdSpec.pdf
https://www.intel.com/content/dam/support/us/en/documents/boardsandkits/desktop-boards/965/DG965OT/DG965OT_ProductGuide03.pdf