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<page xmlns="http://projectmallard.org/1.0/"
      type="topic"
      id="power-batteryslow">

  <info>
    <link type="guide" xref="power#battery"/>
    <desc>Some laptops intentionally slow down when they are running on battery.</desc>
    
    <revision pkgversion="3.0" version="0.1" date="2011-03-19" status="review"/>
    
    <credit type="author">
      <name>GNOME Documentation Project</name>
      <email>gnome-doc-list@gnome.org</email>
    </credit>
    
    <include href="legal.xml" xmlns="http://www.w3.org/2001/XInclude"/>
  </info>

<title>Why is my laptop slow when it's on battery?</title>

<p>Some laptops intentionally slow down when they are running on battery in order to conserve power. The laptop's processor (CPU) switches to a slower speed, and processors use less power when running slower, so the battery should last longer.</p>

<p>This feature is called <em>CPU frequency scaling</em>.</p>

</page>