<cpu mode='custom' match='exact'>
  <arch>x86_64</arch>
  <model fallback='forbid'>Opteron_G3</model>
  <feature policy='require' name='vme'/>
  <feature policy='require' name='x2apic'/>
  <feature policy='require' name='tsc-deadline'/>
  <feature policy='require' name='hypervisor'/>
  <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='cr8legacy'/>
  <feature policy='require' name='3dnowprefetch'/>
  <feature policy='require' name='osvw'/>
  <feature policy='disable' name='monitor'/>
  <feature policy='disable' name='rdtscp'/>
</cpu>