[kings79]

Originally Posted by EGS

Perhaps you could test on your own rig:

Boot computer, quit all apps, & check mem usage in Activity Monitor: https://support.apple.com/guide/acti...ctmntr1004/mac
Launch PT, video engine off, no disk cache, no VIs. Check Activity Monitor.
Video engine on: check Activity Monitor.
Disk cache on and set to ??? size; check Activity Monitor.
Add a VI; check Activity Monitor.
Add other VIs etc etc etc

I've done all that. Ther is too much lag.

I want to hear from the experts for a definitive answer.