The Intel Core i5-660 CPU Processor is a dual-core processor with a clock speed of 3.33 GHz, designed for high performance in a variety of computing tasks. With its LGA 1156/Socket H socket type, this processor is compatible with a range of motherboards, making it a versatile option for building a powerful computer system. The Core i5-660 is part of the 1st generation Core i5 processors, offering a balance of performance and value for users looking to upgrade their existing system.