Full Details from Amazon.com : http://www.amazon.com/gp/product/B008IDLHE4?tag=onigi-20<br /><br />Intel Pentium Dual-Core Processor G640 2.8 GHz 3 MB Cache LGA 1155 - BX80623G640<br /><br />280 GHz <br />3 MB L3 Cache <br />LGA-1155 package