Try launching Steam from the terminal so you have a chance at seeing an actual error message, at least for the crashing games.
It might be the kernel as the other comment says since the 9070 is pretty new. If it works without issues on something like Fedora or OpenSUSE TW then that was probably the issue.
Try launching Steam from the terminal so you have a chance at seeing an actual error message, at least for the crashing games.
It might be the kernel as the other comment says since the 9070 is pretty new. If it works without issues on something like Fedora or OpenSUSE TW then that was probably the issue.