Dell Optiplex 390 Windows 10 Pro Desktop Computer Core i3 3.1GHz 4GB 250GB HDMI and WIFI
Restored Dell Optiplex 780 Windows 10 Home Premium Desktop PC Tower Core 2 Duo 3.0GHz Processor 8GB RAM 500GB Hard Drive DVD Wifi with a 22" LCD (Refurbished) - Walmart.com
Best Buy: Dell Refurbished OptiPlex 780 Desktop Intel Core 2 Duo 4GB Memory 250GB Hard Drive DELLPC0010016U
Amazon.com: DELL Optiplex 7040 Small Form Business Desktop Computer (Intel Core i5-6500 3.2GHz,8GB DDR3 RAM,256G SSD,DVD-ROM, Display Port, HDMI, USB 3.0, Windows 10 Pro 64-Bit) (Renewed)'] : Electronics