<cpu mode='custom' match='exact'>
  <model fallback='forbid'>Opteron_G3</model>
  <vendor>AMD</vendor>
  <feature policy='require' name='vme'/>
  <feature policy='require' name='ht'/>
  <feature policy='require' name='mmxext'/>
  <feature policy='require' name='fxsr_opt'/>
  <feature policy='require' name='pdpe1gb'/>
  <feature policy='require' name='3dnowext'/>
  <feature policy='require' name='3dnow'/>
  <feature policy='require' name='cmp_legacy'/>
  <feature policy='require' name='extapic'/>
  <feature policy='require' name='cr8legacy'/>
  <feature policy='require' name='3dnowprefetch'/>
  <feature policy='require' name='osvw'/>
  <feature policy='require' name='ibs'/>
  <feature policy='require' name='invtsc'/>
  <feature policy='require' name='npt'/>
  <feature policy='require' name='lbrv'/>
  <feature policy='require' name='svm-lock'/>
</cpu>