diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index 15f1bbd1b1..cc27bcce3a 100644
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -4589,16 +4589,16 @@
         <key>Value</key>
             <integer>1</integer>
         </map>
-    <key>LastGPUClass</key>
+    <key>LastGPUString</key>
     <map>
       <key>Comment</key>
       <string>[DO NOT MODIFY] previous GPU class for tracking hardware changes</string>
       <key>Persist</key>
       <integer>1</integer>
       <key>Type</key>
-      <string>S32</string>
+      <string>String</string>
       <key>Value</key>
-      <integer>-1</integer>
+      <string></string>
     </map>
     <key>LastFeatureVersion</key>
     <map>
diff --git a/indra/newview/llstartup.cpp b/indra/newview/llstartup.cpp
index 749acea6c1..18aa14a15c 100644
--- a/indra/newview/llstartup.cpp
+++ b/indra/newview/llstartup.cpp
@@ -367,7 +367,9 @@ bool idle_startup()
 		//
 		// Initialize stuff that doesn't need data from simulators
 		//
-
+		std::string lastGPU = gSavedSettings.getString("LastGPUString");
+		std::string thisGPU = LLFeatureManager::getInstance()->getGPUString();
+		
 		if (LLFeatureManager::getInstance()->isSafe())
 		{
 			LLNotificationsUtil::add("DisplaySetToSafe");
@@ -377,10 +379,12 @@ bool idle_startup()
 		{
 			LLNotificationsUtil::add("DisplaySetToRecommended");
 		}
-		else if ((gSavedSettings.getS32("LastGPUClass") != LLFeatureManager::getInstance()->getGPUClass()) &&
-				 (gSavedSettings.getS32("LastGPUClass") != -1))
+		else if ( ! lastGPU.empty() && (lastGPU != thisGPU))
 		{
-			LLNotificationsUtil::add("DisplaySetToRecommended");
+			LLSD subs;
+			subs["LAST_GPU"] = lastGPU;
+			subs["THIS_GPU"] = thisGPU;
+			LLNotificationsUtil::add("DisplaySetToRecommendedGPUChange", subs);
 		}
 		else if (!gViewerWindow->getInitAlert().empty())
 		{
@@ -396,7 +400,7 @@ bool idle_startup()
 		LLStartUp::startLLProxy();
 
 		gSavedSettings.setS32("LastFeatureVersion", LLFeatureManager::getInstance()->getVersion());
-		gSavedSettings.setS32("LastGPUClass", LLFeatureManager::getInstance()->getGPUClass());
+		gSavedSettings.setString("LastGPUString", thisGPU);
 
 		// load dynamic GPU/feature tables from website (S3)
 		LLFeatureManager::getInstance()->fetchHTTPTables();
diff --git a/indra/newview/llviewerwindow.cpp b/indra/newview/llviewerwindow.cpp
index 98ae746ca7..59fe5e870c 100644
--- a/indra/newview/llviewerwindow.cpp
+++ b/indra/newview/llviewerwindow.cpp
@@ -1651,7 +1651,7 @@ LLViewerWindow::LLViewerWindow(
 
 	if (LLFeatureManager::getInstance()->isSafe()
 		|| (gSavedSettings.getS32("LastFeatureVersion") != LLFeatureManager::getInstance()->getVersion())
-		|| (gSavedSettings.getS32("LastGPUClass") != LLFeatureManager::getInstance()->getGPUClass())
+		|| (gSavedSettings.getString("LastGPUString") != LLFeatureManager::getInstance()->getGPUString())
 		|| (gSavedSettings.getBOOL("ProbeHardwareOnStartup")))
 	{
 		LLFeatureManager::getInstance()->applyRecommendedSettings();
diff --git a/indra/newview/skins/default/xui/en/notifications.xml b/indra/newview/skins/default/xui/en/notifications.xml
index 41a90f5984..1d5f9e731a 100644
--- a/indra/newview/skins/default/xui/en/notifications.xml
+++ b/indra/newview/skins/default/xui/en/notifications.xml
@@ -2663,6 +2663,15 @@ Deed this [AREA] m² of land to the group &apos;[GROUP_NAME]&apos;?
 Display settings have been set to safe levels because you have specified the -safe option.
   </notification>
 
+  <notification
+   icon="alertmodal.tga"
+   name="DisplaySetToRecommendedGPUChange"
+   type="alertmodal">
+Display settings have been set to recommended levels because your graphics card changed
+from &apos;[LAST_GPU]&apos;
+to &apos;[THIS_GPU]&apos;
+  </notification>
+
   <notification
    icon="alertmodal.tga"
    name="DisplaySetToRecommended"