is a command-line utility which allows you to check the internal clock speed of your CPU (Central Processing Unit).
The program simply computes the number of CPU cycles in a second and displays the result.
In addition, ShowMhz displays your CPU model, any MMX or SIMD availability, and the serial number (only Pentium III).
ShowMhz runs on
Windows 95/98/Me/NT/2000/Windows 10/11
and is available under the
Freeware
license
— the installer is 15 KB.
We’ve catalogued it under
Benchmarking.
✓
Verified clean. Every ShowMhz build on SoftLookup is scanned for viruses, spyware, adware, trojans and backdoors. We re-test on every update.
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