Full Details from Amazon.com : http://www.amazon.com/gp/product/B000GGQCIM?tag=onigi-20
Intel Core 2 Duo E6600 Dual-Core Processor 2.4 GHz 4M L2 Cache LGA775
Power-optimized dual-core technology and exceptional energy efficiency excels running the most intense applications
240 GHz processor speed
4 MB L2 cache
1066 MHz front side bus
Enhanced Intel SpeedStep technology Processor Fan included IntelD 60188-001 12v dc