Restored Dell OptiPlex 780 Windows 10 Desktop PC Tower Core 2 Duo 3.0GHz Processor 4GB RAM 250GB Hard Drive DVD-RW Wi-fi with a 19" Computer (Refurbished) - Walmart.com
Dell OptiPlex 780 USFF Intel E7600 4GB RAM 250GB HDD DVD-RW B+ | Core 2 Duo | Team Spares
Refurbished: Dell Optiplex 780 Desktop Computer - Intel Core 2 Duo, 400GB HDD, 4GB RAM, DVD ROM, Windows 7 Home Premium 32 Bit - Newegg.com