Potential STUTTER and FPS DROP/LOCK FIX

Before trying any other 'fixes', make sure your GPU and SSD aren't fighting for the same amount of PCI-E lanes. This PC building mistake can ruin everything.
POE2 needs all bandwidth you can get for both GPU and SSD, since it needs to load shaders.

I was fps locked at 50 in DX12 before inserting GPU into another PIC-E slot. Now it's buttery smooth

https://www.reddit.com/r/PathOfExile2/comments/1hgyzoe/completely_unexpected_fix_for_stutterfps_drop/