Boxed Pd 3.20GHZ 800FSB 4MB Intel Pentium D 3.20 GHz 800 MHz Socket 775 CPU General Features: Intel Pentium D Processor 935 3.20 GHz CPU Speed 800 MHz Bus Speed 4 MB (2x2) L2 cache 1.225V - 1.325v core voltage LGA 775-pin package type Dual Core Enhanced Intel Speedstep Technology Execute Disable Bit 1 Intel EM64T 2 Regulatory Approvals: CE WARNING: The solder used in this product contains lead, a chemical known to the State of California to cause birth defects and other reproductive harm. Please wash hands after handling internal components and circuit boards and avoid inhalation of fumes if heating the solder.