Find out everything about your computer you ever wanted to know with this program that gives you information such as processor name and vendor, core stepping and process, processor package, internal and external clocks, clock multiplier, partial overclock detection, and processor features, including supported instructions sets. Overview of CPU-ZĬPU-Z is software that gathers information on some of the primary devices of your system. Free Download CPU-Z for Windows PC is a freeware tool that provides essential and detailed information on some of your system's primary devices and hardware.