Restored Desktop Computer Dell Optiplex 990 USFF Intel i3 Processor 4GB RAM and a 250GB Hard Drive Loaded With Windows 10 Home Premium (Refurbished) - Walmart.com
Dell OptiPlex 990 SFF – Specs and upgrade options
Dell OptiPlex 990 SFF Computer i7 (i7-2600)
Amazon.com: Dell Optiplex 990 Desktop Computer (Intel Quad-Core i7-2600 up to 3.4GHz, 16GB RAM, 2TB HDD, WiFi, VGA, DisplayPort, (Tower w/ HDMI), Windows 10 Professional - (Renewed) : Electronics
Dell OptiPlex 990 Desktop Computer i5-2400 Windows 10 -