Best Buy: Intel® Core™2 Duo Processor E8400 BX80570E8400
Restored Lenovo ThinkCentre M58P Tower Desktop PC with Intel Core 2 Duo E8400 Processor, 8GB Memory, 1TB Hard Drive and Windows 10 Pro (Monitor Not Included) (Refurbished) - Walmart.com
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
Intel Core 2 Duo E8400 3.0GHz 1066MHz 3MB Socket 775 Dual-Core CPU | eBay
Amazon.com: Intel Core Duo E8400 3.00GHz 6MB 1333MHz CPU SLB9J : Electronics
Intel Core 2 Duo E8400 3.0 GHz Used Dual Core CPU Processor 6M 65W 1333 LGA 775|cpu processor|core 2 duointel core 2 duo - AliExpress