Amazon.com: Intel Core 2 Duo E8400 3GHz Dual-Core (EU80570PJ0806M) Processor Only : Electronics
Dell Optiplex 780 USFF Intel Core 2 Duo E8400 3.0GHz 4GB RAM No HDD No
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
Intel Core 2 Duo E8400 Specs | TechPowerUp CPU Database
Core 2 Duo - E8400 shows 2000 MHz in CPU-Z - Team-BHP
Amazon.com: Intel Core 2 Duo E8400 3GHz Dual-Core (EU80570PJ0806M) Processor Only : Electronics
Amazon.com: Intel Core 2 Duo E8400 3GHz Dual-Core (EU80570PJ0806M) Processor Only : Electronics