(In reply to comment #7)
> Indeed, the resolution is the problem,
> 
> running any application in my system resolution (1680x1050) breaks
> rendering, something like 640x480 has no problems. It also corrupts things
> like glxgears while I resize them (from any resolution).

What I mean is, glxgears gets corrupted if I resize its window while it is
running, it displays corrupted blocks