diff --git a/src/cpu/cpu_map.xml b/src/cpu/cpu_map.xml
index 6cdd97c666..73b0d8d3a9 100644
--- a/src/cpu/cpu_map.xml
+++ b/src/cpu/cpu_map.xml
@@ -709,9 +709,36 @@
     </model>
 
     <model name='Penryn'>
-      <model name='Conroe'/>
+      <vendor name='Intel'/>
+      <feature name='apic'/>
+      <feature name='clflush'/>
+      <feature name='cmov'/>
       <feature name='cx16'/>
+      <feature name='cx8'/>
+      <feature name='de'/>
+      <feature name='fpu'/>
+      <feature name='fxsr'/>
+      <feature name='lahf_lm'/>
+      <feature name='lm'/>
+      <feature name='mca'/>
+      <feature name='mce'/>
+      <feature name='mmx'/>
+      <feature name='msr'/>
+      <feature name='mtrr'/>
+      <feature name='nx'/>
+      <feature name='pae'/>
+      <feature name='pat'/>
+      <feature name='pge'/>
+      <feature name='pni'/>
+      <feature name='pse'/>
+      <feature name='pse36'/>
+      <feature name='sep'/>
+      <feature name='sse'/>
+      <feature name='sse2'/>
       <feature name='sse4.1'/>
+      <feature name='ssse3'/>
+      <feature name='syscall'/>
+      <feature name='tsc'/>
     </model>
 
     <model name='Nehalem'>