[Solved] - Tower's 1st [no, 3rd] Hard-Reset since clean-reinstall.

[fanisatt]

Nouveau drivers are well capable of running 3D games aswell. You don't need proprietary drivers for this.
All in all I think the unexpected behavior shows the flaws of that proprietary driver.

Thank you leszek !! I am sure I have to try without the appropriate NVIDIA drivers.