10 Cores / 20 Threads Socket Type LGA 1200 Processor Base Frequency 3.70 GHz; Max Turbo Frequency 5.30 GHz Unlocked Compatible with Intel 400 series chipset based motherboards Intel Turbo Boost Max Technology 3.0 Support.Intel Optane Memory Support Remember to check your spam folder. Craigslist e-mails often end up there.