Product Detail Process Type: Intel Core i5 Processor i5-660 Frequency: 3.33 GHz Integrated Graphics Base Frequency: 733MHz Supports DDR3 memory speeds upto 1333 MHz L3 Cache: 4 MB . The "Intel Core i5 Processor i5-660 3.33GHz 4 MB LGA1156 CPU, Retail BX80616I5660" is best product for you. We recommended Intel Core i5 Processor i5-660 3.33GHz 4 MB LGA1156 CPU, Retail BX80616I5660