Full Details from Amazon.com : http://www.amazon.com/gp/product/B00CO8T9VW?tag=onigi-20
Intel Core i5-4570S Quad-Core Desktop Processor 2.9 GHZ 6MB Cache- BX80646I54570S
Model Intel Core i5 Processor i5-4570S
Core Count 4
Clock Speed 29 GHz
Max Turbo Frequency 36 GHz
Intel Smart Cache 6 MB
Socket LGA 1150