diff --git a/src/cpu/cpu_map.xml b/src/cpu/cpu_map.xml
index 11d16e6935..7ff91be2a9 100644
--- a/src/cpu/cpu_map.xml
+++ b/src/cpu/cpu_map.xml
@@ -560,6 +560,13 @@
       <feature name='xop'/>
       <feature name='fma4'/>
     </model>
+
+    <model name='Opteron_G5'>
+      <model name='Opteron_G4'/>
+      <feature name='f16c'/>
+      <feature name='fma'/>
+      <feature name='tbm'/>
+    </model>
   </arch>
   <arch name='ppc64'>
    <!-- vendor definitions -->