You"ll experience revolutionary performance unbelievable system responsiveness and energy-efficiency second to none. And you won"t have to slow down for virus scan multiple compute intensive programs or multimedia downloads these desktop processors are up to 40 percent faster with improved energy-efficiency. Primary InformationProcessor / Product Type : Processor Processor Type : Core 2 Duo Processor Clock Speed : 2.66 GHz Processor / Data Bus Speed : 1333 MHz Package Type : BOX Enhanced SpeedStep technology Execute Disable Bit capability Intel Virtualization Technology Intel 64 Technology Intel Trusted Execution Technology ProcessorProcessor Number : E6750 Multi-Core Technology : Dual-Core Processor / Socket Type : Socket775 Processor / Package Technology : LGA775 CacheCache Memory Type : L2 cache Cache Memory Installed Size : 4 MB Service&SupportService & Support Type : 3 years warranty UNSPSC CodeUNSPSC Code : 43201503 Product IDUPC: 735858194464Manufacturer Part: BX80557E6750