CPU-Z is a diagnostic tool that provides information on your CPU, including: processor name and vendor, core stepping and process, processor package, internal and external clocks, clock multiplier, partial overclock detection, processor features, supported instructions sets, L1 and L2 cache information, location, size, speed, and technology. History v1.19 - 07/29/2003 FSB:DRAM ratio report. Performance mode report (Intel PAT). New HTML report. New CPU clock computation that supports on-the-fly CPU clock changes. Several bug corrections. Download