Optiplex 780, 2408WFP, HDMI not working - Dell Community
Restored Dell Optiplex 780 Desktop Computer Tower Intel Core 2 Duo 3.0Ghz 8GB RAM 500GB HD DVD Windows 10 Home 64 19" LCD Wi=Fi PC (Refurbished) - Walmart.com
Refurbished: Dell OptiPlex 780 USFF Desktop Intel Core 2 Duo E8400 3.0GHz 4GB DDR3 RAM 250GB HD DVD-RW WiFi Bluetooth Microsoft Windows 7 Professional 64-Bit - Newegg.com