I have a dell optiplex 7050 sff : r/SleepingOptiplex
Amazon.com: Dell OptiPlex 7050 Small Form Factor Business Desktop Computer (Intel Core i5-6500, 8GB DDR4, 256GB SSD, DVD) Windows 10 Pro (Renewed) : Electronics
DELL OPTIPLEX 7050 SFF PC CORE i5-7500 3.40GHZ 8GB RAM **NO HD/ NO CADDIE | eBay
Amazon.com: Dell OptiPlex 7050 Small Form Factor Desktop Computer, Intel Core i5-7500, 8GB DDR4, 256GB Solid State Drive, Windows 10 Pro (1735H) : Electronics