Only Compatible with Intel 81 Series Motherboard Socket LGA 1150 (81 Series), DDR3 Support, Intel Optane Memory and SSD Supported, Intel Turbo Boost Technology 2.0 offers powerful performance for mainstream gaming and creative works. Intel Core i5 4th Gen Processor, Max Turbo Frequency 3.60 GHz, 4 Cores, 4 Threads, 6MB Smart cache, 4K support.