Refurbished: Dell Optiplex 780 SFF Core 2 Duo E8400 3.0GHz 4GB 160GB Win 7 Pro - Newegg.com
Dell OptiPlex 780 SFF Computer C2D-E8400 Windows 10 - Grade
4GB 2X2GB RAM Memory for Dell OptiPlex 780 (Ultra Small Form Factor ) DDR3 DIMM 240pin PC3-8500 1066MHz Black Diamond Memory Module Upgrade - Newegg.com
Dell Optiplex 780 SFF Intel Chipset Lga775 Motherboard 03NVJ6 With CPU SLAFZ for sale online | eBay
Dell Optiplex 780 to replace my parents old pentium powered Inspiron. All I added was RAM and an SSD, but it makes a great family PC. : r/SleepingOptiplex
Dell Optiplex 780 - My First 64 Bit PC with 16GB DDR3 RAM! YAY! - YouTube
Refurbished Dell Optiplex 780 Small Form Factor Desktop PC with Intel Core 2 Duo Processor, 8GB Memory, 1TB Hard Drive and Windows 10 Pro (Monitor Not Included) - Walmart.com
Dell OptiPlex 780 SFF/Core 2 Duo E8600 @ 3.33 GHz/DVD-RW