Intel Pentium D 945 3.40GHz 800MHz 4MB Socket 775 Dual-Core CPU Intel Pentium D 3.40 GHz 800 MHz Socket 775 CPU General Features: Intel Pentium D processor 945 Dual-Core 3.40 GHz clock speed 800 MHz system bus 4 MBL2 cache 1.255V - 1.312v core voltage Enhanced Intel Speedstep Technology Execute Disable Bit Intel EM64T 2 LGA 775-pin package type Brand new