Can you indicate whether or not you are using RGB RAM (of any brand)? That seems to be the critical factor. The title of the thread is a bit misleading and the OP asked for it to be changed. This is not a Gsync issue.
I have this issue and I have Corsair RGB RAM with the RGB blank sticks.
iCUE 3.19 System Interrupts High CPU Usage
in iCUE Software
Posted
I have this issue and I have Corsair RGB RAM with the RGB blank sticks.
Uninstalling iCue until an update comes out.