When moving scenes, it lags a bit ....

I don’t know why it drops from 120 fps to 20~40 fps every 3 seconds, so it stutters when moving scenes. (The scene has no model)

Has anyone else experienced this problem?

Pc: 4090 7950x3d 128gb
屏幕截图 2024-05-11 182531
屏幕截图 2024-05-11 181235