diff --git a/benchmark/benchmark.html b/benchmark/benchmark.html
index 150f661ba..0ffd22a71 100644
--- a/benchmark/benchmark.html
+++ b/benchmark/benchmark.html
@@ -8,6 +8,7 @@
   <link rel="stylesheet" type="text/css" href="benchmark.css">
   <script type="text/javascript" src="https://www.google.com/jsapi"></script>
   <script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>
+  <script type='text/javascript' src="common.js"></script>
   <script type='text/javascript' src="benchmark.js"></script>
 </head>
 
diff --git a/benchmark/benchmark.js b/benchmark/benchmark.js
index 48669904c..3a36a5d3e 100644
--- a/benchmark/benchmark.js
+++ b/benchmark/benchmark.js
@@ -27,12 +27,20 @@ Object.values = function(obj) {
   return Object.keys(obj).map(function(key) { return obj[key]; });
 };
 
-function getParameterByName(name) {
-  name = name.replace(/[\[]/, "\\[").replace(/[\]]/, "\\]");
-  var regex = new RegExp("[\\?&]" + name + "=([^&#]*)"),
-      results = regex.exec(location.search);
-  return results === null ? "" : decodeURIComponent(results[1].replace(/\+/g, " "));
-}
+Object.sum = function(obj) {
+  return Object.values(obj).sum();
+};
+
+Object.maxKey = function(obj) {
+  var key, val = -Infinity;
+  for (var p in obj) {
+    if (val < obj[p]) {
+      key = p;
+      val = obj[p];
+    }
+  }
+  return key;
+};
 
 function wrapTooltip(content) {
   return '<div style="padding: 0.5em; font-family: consolas; line-height: 1.5em;">' + content + '</div>';
@@ -60,7 +68,7 @@ var link_code = {
   'jerryscript': 'https://github.com/Samsung/jerryscript/commit/',
   'duktape':     'https://github.com/svaarala/duktape/commit/'
 };
-var beginDate = new Date('2015-07-10');
+var beginDate = new Date('2015-07-11');
 
 var benchmarkData = {};
 
@@ -100,20 +108,27 @@ $(document).ajaxStop(function () {
       transData[date] = [];
       transInfo[date] = element['info'];
       engines.forEach(function(engine, index) {
-        var repVal = undefined;   // default value
+        var sum = undefined;   // default value
+        var max = undefined;      // default value
+        var maxTest = '';      // default value
         var numTests = 0;
         var benchmark_obj = element[benchmark];
         if (benchmark_obj) {
           var record =  benchmark_obj[measureType][engine];
           if (record) {
-            // record object contains a lot of subtests,
-            // we use sum of all values as representative value
-            var values = Object.values(record);
-            repVal = isSum ? values.sum() : values.max();
-            numTests = values.length;
+            sum = Object.sum(record);
+            maxTest = Object.maxKey(record);
+            max = record[maxTest];
+            numTests = Object.values(record).length;
           }
         }
-        transData[date][index] = {tests: numTests, score: repVal};
+        transData[date][index] = {
+          tests: numTests,
+          sum: sum,
+          max: max,
+          maxTest: maxTest,
+          score: isSum ? sum : max
+        };
       });
     });
 
@@ -133,16 +148,28 @@ $(document).ajaxStop(function () {
         var engine_pure = engine.split('-')[0];
         var info = transInfo[date] ? transInfo[date][engine_pure] : undefined;
         var score = value.score ? value.score.toFixed(2) + measureUnits[measureType] : '';
-        var tests = value.tests ? value.tests : 0;
+        var tests = value.tests || 0;
+        var max_test = value.maxTest || '';
+
         var info_text = '';
         if (info && info.version)
           info_text = wrapHyperlink(link_code[engine_pure] + info.version, info.version);
         var engine_text = wrapHyperlink(link_main[engine_pure], engine);
+        var score_text = score;
+        if (isSum) {
+          score_text += ' (' + tests + ' subtests)';
+        }
+        else {
+          score_text += ' (' + max_test + ')';
+        }
+        score_text += ' ' + wrapHyperlink('details.html?' + $.param({date: date, engine: engine, benchmark:benchmark}), 'details');
+
         var textData = [
             ['source&nbsp; ', engine_text],
             ['version ', info_text],
             ['date&nbsp;&nbsp;&nbsp; ', date],
-            ['score&nbsp;&nbsp; ', score + ' (' + tests + ' subtests)']];
+            ['score&nbsp;&nbsp; ', score_text]];
+
         return wrapTooltip(textData.map(function(v) { return v.join(': '); }).join('<br />'));
       });
 
diff --git a/benchmark/common.js b/benchmark/common.js
new file mode 100644
index 000000000..d9ee61a11
--- /dev/null
+++ b/benchmark/common.js
@@ -0,0 +1,7 @@
+function getParameterByName(name) {
+  name = name.replace(/[\[]/, "\\[").replace(/[\]]/, "\\]");
+  var regex = new RegExp("[\\?&]" + name + "=([^&#]*)"),
+      results = regex.exec(location.search);
+  return results === null ? "" : decodeURIComponent(results[1].replace(/\+/g, " "));
+}
+
diff --git a/benchmark/details.html b/benchmark/details.html
new file mode 100644
index 000000000..7ee68b6d6
--- /dev/null
+++ b/benchmark/details.html
@@ -0,0 +1,42 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <meta http-equiv="content-type" content="text/html; charset=UTF-8">
+  <title>jerryscript benchmark details</title>
+  
+  <script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>
+  <script type='text/javascript' src="common.js"></script>
+  <script type="text/javascript">
+    $(document).ready(function () {
+      var src = getParameterByName('src') || 'data';
+      var _date = getParameterByName('date');
+      var engine = getParameterByName('engine');
+      var benchmark = getParameterByName('benchmark');
+      $.ajax({
+        url: src + '/' + _date + '.json',
+        dataType: 'json',
+        success: function(data) {
+          // TODO pretty print? as a table?
+          document.write('<h1>benchmark details</h1>');
+          document.write('<p>' + _date + '</p>');
+          document.write('<p>' + engine + '</p>');
+          document.write('<p>' + benchmark + '</p>');
+          document.write('<h3>memory</h3>');
+          document.write('<pre>' + JSON.stringify(data[benchmark]['memory'][engine], null, 4) + '</pre>');
+          document.write('<h3>performance</h3>');
+          document.write('<pre>' + JSON.stringify(data[benchmark]['performance'][engine], null, 4) + '</pre>');
+        },
+        error: function(request, status, error) {
+          document.write('error!');
+        }
+      });
+    });
+  </script>
+</head>
+
+<body>
+
+</body>
+
+</html>
+