Overview performance regression

Affected version

OS: Arch Linux

GNOME 40.0-1 from gnome-unstable on X.Org

nvidia 460.67-1

Bug summary

Animation appears very choppy (around 1 fps). This does not occur if less windows are open or on 3.38.

Steps to reproduce

1. Open 10-20 windows.
2. Open overview.

What happened

Animation appears very choppy (around 1 fps)

What did you expect to happen

Animation is smooth.