Can you please try uninstalling the Nvidia driver (for a moment), reboot, and if the default 'nouveau' driver works for you then please let us know if that also avoids the 100% CPU problem?
I am wondering if the problem is unique to the Nvidia driver.
Can you please try uninstalling the Nvidia driver (for a moment), reboot, and if the default 'nouveau' driver works for you then please let us know if that also avoids the 100% CPU problem?
I am wondering if the problem is unique to the Nvidia driver.