Refurbished: Dell OptiPlex 990 USFF All-In-One with a 19" Monitor Desktop PC Intel Quad Core i5-2400 3.10GHz 8GB RAM 500GB HD DVD-RW Windows 10 Professional 64-Bit - Newegg.com
Dell OptiPlex 990 SFF Business Desktop PC, Intel Core I5-2nd Generation CPU, 4GB DDR3 RAM, 500GB HDD, Wifi, Windows 10 Pro, Refurbished Desktop PC | conagi.com.br
Restored Dell Optiplex 990 Desktop Computer PC, 3.20 GHz Intel i5 Quad Core Gen 2, 8GB DDR3 RAM, 1TB SATA Hard Drive, Windows 10 Professional 64bit (Refurbished) - Walmart.com
Amazon.com: Dell OptiPlex 990 SFF Desktop Intel Quad-Core i5 2400 3.10 GHz 16GB DDR3 RAM 1TB HD DVDRW WiFi Bluetooth Windows 7 Professional 64-Bit : Electronics