Show CPU frequency information for the specified CPU

A tool to show CPU frequency information.
More information: <https://manned.org/cpufreq-info>.
Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

cpufreq-info -c {{cpu_number}}

click the source code to copy install cpufreq-info on any operating system with command-not-found.com