Major - Performance - Frame drops upon loading Shark island

Upon loading Shark island from “new level”, I lose frames upon navigating the map (my PC specs are attached, but the PC is a year old and performs well). Happens on Tilted Towers POI island too:

DxDiag.txt (106.8 KB)

EDIT: Relates to this: Performance - Extreme lag when building underwater

Thank you for the report, the team is looking into this.