Best Buy: Intel® Core™2 Duo Processor E8400 BX80570E8400
Intel Core 2 Duo E8400 3.0 GHz Used Dual-Core CPU Processor 6M 65W 1333 LGA 775 - AliExpress Computer & Office
Restored Lenovo ThinkCentre M58P Tower Desktop PC with Intel Core 2 Duo E8400 Processor, 4GB Memory, 320GB Hard Drive and Windows 10 Pro (Monitor Not Included) (Refurbished) - Walmart.com
HP DC7800 Tower HP Desktop Computer PC Intel Core 2 Duo E8400 3GHz 4GB RAM 500GB HDD Windows 10 Pro – RefurbishedPC