diff --git a/gui/apitracecall.cpp b/gui/apitracecall.cpp
index 7c22c4e..005397e 100644
--- a/gui/apitracecall.cpp
+++ b/gui/apitracecall.cpp
@@ -679,6 +679,8 @@ ApiTraceCall::loadData(TraceLoader *loader,
 {
     m_index = call->no;
     m_thread = call->thread_id;
+    m_cpuStart = call->cpuStart;
+    m_cpuEnd = call->cpuEnd;
     m_signature = loader->signature(call->sig->id);
 
     if (!m_signature) {
@@ -863,6 +865,16 @@ int ApiTraceCall::index() const
     return m_index;
 }
 
+int64_t ApiTraceCall::cpuStart() const
+{
+    return m_cpuStart;
+}
+
+int64_t ApiTraceCall::cpuEnd() const
+{
+    return m_cpuEnd;
+}
+
 QString ApiTraceCall::name() const
 {
     return m_signature->name();
@@ -957,8 +969,8 @@ QStaticText ApiTraceCall::staticText() const
                 m_signature->name());
         for (int i = 0; i < argNames.count(); ++i) {
             richText += QLatin1String("<span style=\"color:#0000ff\">");
+
             QString argText = apiVariantToString(argValues[i]);
-    
             //if arguments are really long (e.g. shader text), cut them
             // and elide it
             if (argText.length() > 40) {
@@ -1145,9 +1157,10 @@ QStaticText ApiTraceFrame::staticText() const
                 "<span style=\"font-weight:bold\">Frame %1</span>"
                 "&nbsp;&nbsp;&nbsp;"
                 "<span style=\"font-style:italic;font-size:small;font-weight:lighter;\"> "
-                "(%2 calls)</span>")
+                "(%2 calls) %3ms</span>")
             .arg(number)
-            .arg(m_loaded ? m_calls.count() : m_callsToLoad);
+            .arg(m_loaded ? m_calls.count() : m_callsToLoad)
+            .arg(m_duration);
 
     //mark the frame if it uploads more than a meg a frame
     if (m_binaryDataSize > (1024*1024)) {
@@ -1320,6 +1333,17 @@ unsigned ApiTraceFrame::lastCallIndex() const
     }
 }
 
+void ApiTraceFrame::setDuration(int64_t duration)
+{
+    m_duration = duration / 1000000;
+}
+
+int64_t ApiTraceFrame::duration() const
+{
+    return m_duration;
+}
+
+
 void ApiTraceFrame::missingThumbnail()
 {
     m_parentTrace->missingThumbnail(this);
diff --git a/gui/apitracecall.h b/gui/apitracecall.h
index 5ad2e3f..14017ea 100644
--- a/gui/apitracecall.h
+++ b/gui/apitracecall.h
@@ -245,6 +245,8 @@ public:
     ~ApiTraceCall();
 
     int index() const;
+    int64_t cpuStart() const;
+    int64_t cpuEnd() const;
     QString name() const;
     QStringList argNames() const;
     QVector<QVariant> arguments() const;
@@ -298,6 +300,8 @@ private:
 private:
     int m_index;
     unsigned m_thread;
+    int64_t m_cpuStart;
+    int64_t m_cpuEnd;
     ApiTraceCallSignature *m_signature;
     QVector<QVariant> m_argValues;
     QVariant m_returnValue;
@@ -358,6 +362,9 @@ public:
     void setLastCallIndex(unsigned index);
     unsigned lastCallIndex() const;
 
+    void setDuration(int64_t duration);
+    int64_t duration() const;
+
     void missingThumbnail() override;
 
 private:
@@ -368,5 +375,6 @@ private:
     bool m_loaded;
     unsigned m_callsToLoad;
     unsigned m_lastCallIndex;
+    int64_t m_duration;
 };
 Q_DECLARE_METATYPE(ApiTraceFrame*);
diff --git a/gui/apitracemodel.cpp b/gui/apitracemodel.cpp
index ee43dd7..c7ec556 100644
--- a/gui/apitracemodel.cpp
+++ b/gui/apitracemodel.cpp
@@ -60,7 +60,7 @@ QVariant ApiTraceModel::data(const QModelIndex &index, int role) const
                     "<span style=\"font-weight:bold; font-size:large; vertical-align:center; padding-bottom: 30px \">\n"
                     "Frame %2</span>\n"
                     "</div>\n"
-                    "<div >%3 calls%4</div>\n"
+                    "<div >%3 calls %4ms %5</div>\n"
                     "</div>\n";
 
 
@@ -95,10 +95,13 @@ QVariant ApiTraceModel::data(const QModelIndex &index, int role) const
                     ? frame->numTotalCalls()
                     : frame->numChildrenToLoad();
 
+            int64_t duration = frame->duration();
+
             return tr(htmlTempl)
                     .arg(thumbStr)
                     .arg(frame->number)
                     .arg(numCalls)
+                    .arg(duration)
                     .arg(sizeStr);
         }
     }
diff --git a/gui/mainwindow.cpp b/gui/mainwindow.cpp
index 1fc8b35..eabfdde 100644
--- a/gui/mainwindow.cpp
+++ b/gui/mainwindow.cpp
@@ -148,9 +148,12 @@ void MainWindow::callItemSelected(const QModelIndex &index)
     if (event && event->type() == ApiTraceEvent::Call) {
         ApiTraceCall *call = static_cast<ApiTraceCall*>(event);
         m_ui.detailsDock->setWindowTitle(
-            tr("Details View. Frame %1, Call %2")
+            tr("Details View. Frame %1, Call %2, TS %3.%4ms, D %5ns")
             .arg(call->parentFrame() ? call->parentFrame()->number : 0)
-            .arg(call->index()));
+            .arg(call->index())
+            .arg(call->cpuStart()/1000000)
+            .arg(call->cpuStart()%1000000, 6, 10, QChar('0'))
+            .arg(call->cpuEnd() - call->cpuStart()));
         m_ui.detailsWebView->setHtml(call->toHtml());
         m_ui.detailsDock->show();
         m_ui.callView->scrollTo(index);
diff --git a/gui/traceloader.cpp b/gui/traceloader.cpp
index 483f991..cafe5c5 100644
--- a/gui/traceloader.cpp
+++ b/gui/traceloader.cpp
@@ -121,6 +121,7 @@ void TraceLoader::scanTrace()
     int numOfFrames = 0;
     int numOfCalls = 0;
     int lastPercentReport = 0;
+    int64_t lastFrameEndTime = 0;
 
     m_parser.getBookmark(startBookmark);
 
@@ -135,6 +136,7 @@ void TraceLoader::scanTrace()
             currentFrame->number = numOfFrames;
             currentFrame->setNumChildren(numOfCalls);
             currentFrame->setLastCallIndex(call->no);
+            currentFrame->setDuration(call->cpuEnd - lastFrameEndTime);
             frames.append(currentFrame);
 
             m_createdFrames.append(currentFrame);
@@ -147,6 +149,7 @@ void TraceLoader::scanTrace()
             }
             m_parser.getBookmark(startBookmark);
             numOfCalls = 0;
+            lastFrameEndTime = call->cpuEnd;
         }
         delete call;
     }
@@ -444,7 +447,7 @@ TraceLoader::FrameContents::isEmpty()
 
 bool
 TraceLoader::FrameContents::load(TraceLoader   *loader,
-                               ApiTraceFrame *currentFrame, 
+                               ApiTraceFrame *currentFrame,
                                QHash<QString, QUrl> helpHash,
                                trace::Parser &parser)
 {