Updated: 11/13/2018 by Computer Hope

A feature available with Intel Pentium III, Pentium III Mobile, and later Intel mobile processors for controling features of the processor through software to lower its speed. By reducing the overall speed of the processor it helps conserve power and reduce the heat produced by the processor, which saves battery life.

If you are looking for software or drivers relating to SpeedStep for your computer running versions of Microsoft Windows 2000 or earlier, you must contact the computer manufacturer. Intel does not provide any software for this feature.

Battery terms, Clock speed, CPU terms, EIST, PowerNow!, Power terms