Dell OptiPlex 780 0DFRFW Motherboard Intel Core 2 Duo E7500 Plus 4GB DDR3 RAM | eBay
Used HP Pro 6000 Tower Desktop PC with Intel Core 2 Duo E8400 Processor, 4GB Memory, 320GB Hard Drive and Windows 10 Pro (Monitor Not Included) - Walmart.com
Lenovo ThinkCentre M58 Small Form Factor Business Desktop Computer, Intel Core 2 Duo 3.0GHz Processor,
CLEARANCE Fast HP Desktop Tower Computer Core 2 Duo DDR3 WINDOWS 10 / 7 / XP Pro | eBay
Refurbished: Dell OptiPlex 780 USFF Desktop Intel Core 2 Duo E8400 3.0GHz 8GB DDR3 RAM 250GB HD DVD-RW WiFi Bluetooth Microsoft Windows 7 Professional 64-Bit - Newegg.com
Restored Lenovo ThinkCentre M58P Small Form Factor Desktop PC with Intel Core 2 Duo E8400 Processor, 8GB Memory, 1TB Hard Drive and Windows 10 Pro (Monitor Not Included) (Refurbished) - Walmart.com