Intel Core 2 Duo E8400 3.0 GHz Used Dual-Core CPU Processor 6M 65W LGA 775 - AliExpress
Refurbished: Dell OptiPlex 780 USFF Desktop Intel Core 2 Duo E8400 3.0GHz 8GB DDR3 RAM 160GB HD DVD-RW WiFi Bluetooth Microsoft Windows 7 Professional 64-Bit - Newegg.com