Intel Pentium 4 3.0 GHz 800 MHz 1 MB Socket 775 Processor 531 Intel Pentium 4 3.0 GHz 800 MHz 1 MB Socket 775 CPU General Features: Intel Pentium 4 processor 531 3.0 GHz clock speed 775-pin PLGA package type 800 MHz system bus 1 MB KB L2 Cache 1.4V voltage Regulatory Approvals: CE