
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), ,

Amazon.com: Dell Optiplex 990 Desktop Computer Package - Intel Quad Core i5 3.1GHz Processor, 8GB RAM, 500GB Hard Drive, DVD, 19 Inch LCD Monitor, New USB Keyboard, Mouse & WiFi, Windows 10 (Renewed) : Electronics,

Amazon.com: DELL OptiPlex 990 SFF Desktop PC Intel Core i7 2600(3.40GHz) : Electronics,

Dell Optiplex 990 Desktop Computer Package - Intel Quad Core i5 3.1GHz Processor, 8GB RAM, 500GB Hard Drive, DVD, 19 Inch LCD Monitor, New USB Keyboard, Mouse & WiFi, Windows 10 (Renewed) : Electronics - Amazon.com,

Dell OptiPlex 990 Computer Tower PC Quad i7 3.4GHz 16GB 512GB SSD Windows 10 Pro,