Amazon.com: Dell D28YY Optiplex 790 Sff Motherboard Used : Electronics
Dell Motherboard for Optiplex 790 SFF | Laptech The IT Store.
Dell Optiplex 790 SFF Motherboard D28yy 0d28yy Lga1155 Tested for sale online | eBay
Dell 0D28YY - Desktop Motherboard for OptiPlex 790 SFF
Dell Optiplex 790 SFF Small Form Factor Business Desktop Computer PC (Intel Dual Core i3 CPU 3.3GHz, 4GB DDR3 Memory, 500GB HDD, DVDRW, Windows 10 Professional) (Renewed) (D790sffci34GB500GBW10ProKBmiwi 1)
Dell OptiPlex 790 SFF Desktop PC with Intel Core i5-650 Processor, 16GB Memory, 512SSD Hard Drive and Windows 7 Pro (Monitor Not Included) - Used - Like New - Walmart.com
OptiPlex 790 Owner's Manual (Ultra Small Form Factor)