PMDG have released various updates yesterday for their 747-400 Queen Of The Skies II that will affect all pilots on all platforms.
PMDG RainMaker for P3D4, additional features in the 747-8 electronic flight bag, compatibility for P3D v4.0 and v3.x, and numerous improvements including the performance aspect are included.
Note that their next update will add PBR effects to improve again their 3D model, but that will be limited to P3D v4.4 users of course.
