Refurbished computer accessories and tested fine Specifications ●Manufacturer: Intel ●Model: Core i7-3770 ●Core Count: 4 ●Core Clock: 3.4 GHz ●TDP: 77 W ●Series: Intel Core i7 ●Microarchitecture: Sandy Bridge ●Core Family: Sandy Bridge ●Socket: LGA1155 ●Integrated Graphics: Intel HD Graphics 4000 ●ECC Support: No ●Includes CPU Cooler: No ●L1 Cache: 4 x 32 kB Instruction 4 x 32 kB Data ●L2 Cache: 4 x 256 kB ●L3 Cache: 1 x 8 MB ●Lithography: 22 nm ●Simultaneous Multithreading: Yes: Hyper-Threading ●Condition: Used