diff --git a/src/northbridge/intel/x4x/raminit.c b/src/northbridge/intel/x4x/raminit.c
index 4d34968678..80bde6c06c 100644
--- a/src/northbridge/intel/x4x/raminit.c
+++ b/src/northbridge/intel/x4x/raminit.c
@@ -296,6 +296,7 @@ static void select_cas_dramfreq_ddr3(struct sysinfo *s,
 		min_tCLK = MAX(min_tCLK, TCK_533MHZ);
 		break;
 	case 3: /* Only on P45 */
+	case 0:
 		min_tCLK = MAX(min_tCLK, TCK_666MHZ);
 		break;
 	}