Unity stutters and hitches even in empty scenes, Unreal does not

[cwbeta]

Still an issue in Unity 2021.3.5f1 with Logitech GPW2.
I posted a new thread with a new screen record:

Unity stutters and hitches in empty scenes when moving a high polling rate mouse.

The problem occurs in Unity 2018 and is still not fixed in Unity 2021.3.5f1. I’m running an empty scene and I just move my mouse rapidly and the profier shows high hitches. I’m using Logitech GPW2 and the higher the pooling rate is, the higher the hitches go. The Unity version of the screen record is Unity 2021.3.5f1: [Unity stutters and hitches in empty scenes when moving a high polling rate mouse.] I found three issues on this topic and there are other devices which have the …