diff --git a/buffer_bench.js b/buffer_bench.js
index 575dfb41e4..245ae0e52c 100644
--- a/buffer_bench.js
+++ b/buffer_bench.js
@@ -1,10 +1,31 @@
 var source = new Buffer(100),
-    dest = new Buffer(100), i, j, k, count = 1000000, bytes = 100;
+    dest = new Buffer(100), i, j, k, tmp, count = 1000000, bytes = 100;
     
 for (i = 99 ; i >= 0 ; i--) {
     source[i] = 120;
 }
 
+for (i = bytes ; i > 0 ; i --) {
+    var start = new Date();
+    for (j = count ; j > 0; j--) {
+        tmp = source.toString("ascii", 0, bytes);
+    }
+    var end = new Date();
+    console.log("toString() " + i + " bytes " + (end - start) + " ms");
+}
+
+for (i = bytes ; i > 0 ; i --) {
+    var start = new Date();
+    for (j = count ; j > 0; j--) {
+        tmp = "";
+        for (k = 0; k <= i ; k++) {
+            tmp += String.fromCharCode(source[k]);
+        }
+    }
+    var end = new Date();
+    console.log("manual string " + i + " bytes " + (end - start) + " ms");
+}
+
 for (i = bytes ; i > 0 ; i--) {
     var start = new Date();
     for (j = count ; j > 0 ; j--) {