Restored Dell OptiPlex 760 Desktop PC with Intel Core 2 Duo E6550 Processor, 4GB Memory, 1TB Hard Drive and Windows 10 Home (Monitor Not Included) (Refurbished) - Walmart.com
Refurbished: Dell Optiplex 760 MT - Core 2 Duo 500GB HDD 4GB RAM Windows 7 Home Desktop PC - Newegg.com
Replacing CMOS battery in an Optiplex 760 - Hardware, Components and Peripherals