<cpu match='exact'>
  <model>Penryn</model>
  <topology sockets='2' cores='4' threads='1'/>
  <!--feature name='sse4.1' policy='optional'/-->
  <feature name='dca' policy='optional'/>
  <feature name='xtpr' policy='optional'/>
  <feature name='sse4.2' policy='optional'/>
  <feature name='3dnow' policy='optional'/>
  <feature name='ssse3' policy='optional'/>
  <feature name='vmx' policy='disable'/>
  <feature name='ds_cpl' policy='disable'/>
  <feature name='sse' policy='disable'/>
  <feature name='monitor' policy='force'/>
  <feature name='pbe' policy='force'/>
  <feature name='3dnowext' policy='force'/>
  <feature name='svm' policy='force'/>
  <feature name='popcnt' policy='forbid'/>
</cpu>