3.8GHz Intel Pentium 4 670 800MHz 2MB LGA775 HH80547PG1122mm Intel Pentium 4 670 3.8 GHz 800 MHz 2 MB Socket 775 CPU General Features: Intel Pentium 4 Processor 670 3.8 GHz CPU speed 800 MHz Front Side Bus (FSB) 2 MB L2 Cache Socket 775 Enhanced Intel Speedstep Technology Hyper-Threading Technology Intel EM64T Enhanced Halt State (C1E) Execute Disable Bit Intel Thermal Monitor 2