CPU ID displays all the available information about your computers current processor. The information given includes model number, processor family, cache size, clock speed, and manufacturer codename plus much more.

The information is obtained by querying the processor itself aswell as performing test on it. Some information displayed such as processor codename, transistor count, socket type and die size are listed from internal lookup tables.

The program can be useful for determining what a computers is at a glance without having to physically look inside.