diff --git a/cpuid.c b/cpuid.c
index e52ab175..c5987b29 100644
--- a/cpuid.c
+++ b/cpuid.c
@@ -156,9 +156,10 @@ CPUVEC_SETUP_x86_64;
 	  if (model == 37){ CPUIS(westmere);break;}
 	  if (model == 42){ CPUIS(sandybridge);break;}
 	  if (model == 44){ CPUIS(westmere);break;}
-	  if (model == 45){ CPUIS(sandybridge);break;}	// check this model is correct
+	  if (model == 45){ CPUIS(sandybridge);break;}
 	  if (model == 46){ CPUIS(nehalem);break;}
 	  if (model == 47){ CPUIS(westmere);break;}
+	  //if (model == 58){ CPUIS(ivybridge);break;}
           break;
         case 15:
         #if CONFIG_GUESS_64BIT || FAT64