diff --git a/src/preferences/screen/ScreenWindow.cpp b/src/preferences/screen/ScreenWindow.cpp
index bc7fb87df3..b1a5695727 100644
--- a/src/preferences/screen/ScreenWindow.cpp
+++ b/src/preferences/screen/ScreenWindow.cpp
@@ -1111,6 +1111,17 @@ ScreenWindow::_UpdateMonitor()
 
 	if (fMonitorInfo->IsHidden())
 		fMonitorInfo->Show();
+
+	if (info.min_horizontal_frequency != 0
+		&& info.min_vertical_frequency != 0
+		&& info.max_pixel_clock != 0) {
+		snprintf(text, sizeof(text), "Horizonal Frequency:\t%lu - %lu kHz\n"
+			"VerticalFrequency:\t%lu - %lu Hz\n\n"
+			"Maximum Pixel Clock:\t%g MHz", info.min_horizontal_frequency,
+			info.max_horizontal_frequency, info.min_vertical_frequency,
+			info.max_vertical_frequency, info.max_pixel_clock / 1000.0);
+		fMonitorView->SetToolTip(text);
+	}
 }