4fps - blight + delirum + t16, dying due to servers dying....

when the big "explosion" happens on my build its like everything is trying to catch up and some MASSIVE speedy monsters are happening!!! almost feels like the game is on 500x speed then or something crazy

edit:
Details on problems you're experiencing, and if it's occurring when certain skills are being used.
Computer specs: CPU, GPU, RAM.
Game Settings: Renderer, Triple Buffering, Multithreading, etc. And if changing any of these helps.
Videos or screenshots of your client when it's happening, with performance graphs on (F1 in-game).

-- pc hardware things
Versie 10.0.22631 Build 22631
Microsoft Windows 11 Home
AMD Ryzen 9 7950X3D 16-Core Processor, 4201 MHz, 16 core('s), 32
(RAM)64,0 GB
NVIDIA GeForce RTX 4090
TUF GAMING X670E-PLUS WIFI
------ game settings things
4k, dlaa, dx12, 60fps lock foreground, 120background
dlss upscale, everything on high except for depth of field (off) and bloom lowest, dynamic culling enabled, dynamic res enabled, target FPS 60
multithread enabled, buffering disabled