This is a used working AMD Ryzen 7 1700 Processor. Specifications CPU Cores: 8 # of Threads: 16 Base Clock: 3.0GHz Max. Boost Clock: up to 3.7GHz L1 Cache: 768KB L2 Cache: 4MB L3 Cache: 16MB Default TDP: 65W Processor Technology for CPU Cores: 14nm CPU Docket: AM4