diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c
index 2d0eeac7251f7bc3bca55b4b5b990ab5234d6917..944bbcdd2b8d47035c4202c3331c44d19fdae787 100644
--- a/arch/x86/oprofile/nmi_int.c
+++ b/arch/x86/oprofile/nmi_int.c
@@ -380,7 +380,7 @@ static int __init ppro_init(char ** cpu_type)
 
 	if (cpu_model == 14)
 		*cpu_type = "i386/core";
-	else if (cpu_model == 15)
+	else if (cpu_model == 15 || cpu_model == 23)
 		*cpu_type = "i386/core_2";
 	else if (cpu_model > 0xd)
 		return 0;