In this area performance can go down as low as 17 fps as you can see, even with RT disabled and even at the lowest settings it still can happen.
You can see both GPU and CPU usage go down like crazy
3800x
RTX2080 Super
32 GB RAM 3200

It's not a serious issue, as it doesn't appear to happen in other parts of the game but it's weird and i wonder if it's an engine limitation or a general bandwith limitation or just a bug.
Because it looks a bit like what could happen in DX11 when too many...

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