How to represent:

1. Check tps
2. Place red wire matrix, at least 2*2 chunks
3. Connect to clock generator
   clock generator will like frozen after connection
4. Check tps

Mods:
SimpleLogic-Wires-0.5.6.3
SimpleLogic-Gates-0.5.6.1
MCMultiPart-2.5.3
Charset-Lib-0.5.6.6

Vedeo:
https://youtu.be/Ft8YQFzF51U
modpack at video have some other mods, but I got same effect with clear modpack

The reason why I don't think it should be: I tried same setup with ProjectRed and it work without lag

Yeah, SimpleLogic is not terribly performant - due to low interest in the mod and having moved on to working on Fabric later, I never really got to the "optimization" stage of development. I don't think I have it in me to do a rewrite, unfortunately.

Uh, sadly