<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>