Amazon.com: DELL Optiplex 790 SFF Small Form Factor Business Desktop Computer PC (Intel Dual Core i3 CPU 3.3GHz, 4GB DDR3 Memory, 500GB HDD, DVDRW, Windows 10 Professional) (Renewed)'] : Electronics
Simmtec 8GB 2 x 4GB DDR3 Memory RAM for DELL OPTIPLEX 3010 390 580 790 7900 9010 980 990 at Amazon.com
Restored Dell Optiplex 9020 Desktop Computer PC, 3.20 GHz Intel i5 Quad Core Gen 4, 8GB DDR3 RAM, 500GB Hard Disk Drive (HDD) SATA Hard Drive, Windows 10 Home 64bit (Refurbished) - Walmart.com
Dell Optiplex 7020 Tower Computer PC, 3.20 GHz Intel i5 Quad Core Gen 4, 16GB DDR3 RAM, 512GB SSD Hard Drive, Windows 10 Home 64 bit (Renewed) | Macworld