tldr/pages/linux/cpufreq-info.md

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# cpufreq-info
> A tool to show CPU frequency information.
> More information: <https://manned.org/cpufreq-info>.
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- Show CPU frequency information for all CPUs:
`cpufreq-info`
- Show CPU frequency information for the specified CPU:
`cpufreq-info -c {{cpu_number}}`
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- Show the allowed minimum and maximum CPU frequency:
`cpufreq-info -l`
- Show the current minimum and maximum CPU frequency and policy in table format:
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`cpufreq-info -o`
- Show available CPU frequency policies:
`cpufreq-info -g`
- Show current CPU work frequency in a human-readable format, according to the cpufreq kernel module:
`cpufreq-info -f -m`
- Show current CPU work frequency in a human-readable format, by reading it from hardware (only available to root):
`sudo cpufreq-info -w -m`