Refurbished: Dell Optiplex 780 Desktop - Intel Core 2 Duo E8400 3.0Ghz, 4GB DDR3 RAM, 250GB Hard Drive, DVD - Windows 7 Professional 64 Bit - Newegg.com
Intel Core 2 Duo E8400 CPU 3.0 GHz 6MB LGA 775 Desktop Processor SLAPL SLB9J | eBay
INTEL E8400 Socket LGA 775 CPU Processor Core 2 Duo DUAL CORE AS E8500 E8600 (3.0Ghz/ 6M /1333GHz)|socket 775|processor intelcore 2 duo - AliExpress