<cpu mode='custom' match='exact'> <model fallback='allow'>Penryn</model> <feature policy='require' name='dca'/> <feature policy='require' name='xtpr'/> <feature policy='require' name='tm2'/> <feature policy='require' name='est'/> <feature policy='require' name='vmx'/> <feature policy='require' name='ds_cpl'/> <feature policy='require' name='monitor'/> <feature policy='require' name='pbe'/> <feature policy='require' name='tm'/> <feature policy='require' name='ht'/> <feature policy='require' name='ss'/> <feature policy='require' name='acpi'/> <feature policy='require' name='ds'/> <feature policy='require' name='vme'/> </cpu>