Intel Core X i5-7640X CPU, 4 cores, 4 threads, 4.0GHz (4.2GHz Turbo), LGA 2066, 6MB Cache, 112W TDP PLEASE NOTE: A graphics card is required for display with this CPU. # of Cores: 4 # of Threads: 4 Processor Base Frequency: 4.00 GHz Max Turbo Frequency: 4.20 GHz Cache: 6 MB Bus Speed: 8 GT/s DMI3 # of QPI Links: 0 TDP: 112 W Warranty: 3 Years Sockets Supported: LGA 2066 Max Memory Size (dependent on memory type): 64 GB Memory Types: DDR4-2666 Max # of Memory Channels: 2 ECC Memory Supported: No