Intel Pentium D 840 3.2GHz 800MHz 2MB Socket 775 Dual-Core CPU Intel Pentium D 840 3.20 GHz 800 MHz 2 MB Socket 775 Dual-Core CPU General Features: Intel Pentium D Processor 840 3.20 GHz CPU Speed 800 MHz Bus Speed 2 MB L2 Cache Socket 775 1.25 - 1.4V VID Voltage Range Dual Core Enhanced Intel Speedstep Technology Intel EM64T Execute Disable Bit