Amazon.com: DELL Optiplex 990 Desktop Computer (Intel Quad-Core i7-2600 up to 3.4GHz, 16GB RAM, 2TB HDD, DVD, WiFi, VGA, DisplayPort, Windows 10 Professional) (i7 16GB 2TB) (Renewed)'] : Electronics
Amazon.com: Dell OptiPlex 790 SFF Desktop PC - Intel Core i7-2600 3.4GHz 4GB 500GB DVDRW Windows 10 Pro (Renewed) : Electronics
Amazon.com: HP High Performance Business Desktop Computer Intel Core i7-2600 3.4GHz Quad-Core, 2TB SATA Hard Drive, 16GB Memory, DVD±RW, Windows 10 Professional 64-Bit (Elite 8200 SFF)(Renewed) : Electronics