I am really questioning the so-called improvements to P3D any more. Version 2.5 was the last version I had where FPS was almost unlimited, no blurries and everything worked so well I had rarely used FSX any more. Version 3 point blah, blah, blah has really been a disappointment, so much so that my frame rate rarely reaches higher than 16fps, the blurries are back for anything faster than a Cessna 150 and I fly FSX every day and rarely bother with P3D.
I am guessing that what's happening is that as the "improvements" pile up, the need for a "bigger/better" system becomes more a necessity to run the Sim than just "something you might look into for the future".
I can lower my settings of course (most set to Dense right now, where they had been maxed with 2.5), kill the clouds, kill the...