Well, I spoke to soon. Same hang happend again today so XMP or display driver was not the cause of the issues. 
Will have to do some more troubleshooting. Won´t mess up this thread with my issues anymore.
Well, I spoke to soon. Same hang happend again today so XMP or display driver was not the cause of the issues. Will have to do some more troubleshooting. Won´t mess up this thread with my issues anymore.