Very bad FPS in clouds, particularly when looking out over wing

[dlrk]

FPS dips to 17-19 FPS when in clouds, particularly when looking out over the wing. FPS is fine without other airplanes, like the CL650.

i9-10850k
RTX 2070 8GB

32GB ram

[dlrk]

Dropping AA to 2x+FXAA helped a lot