radeon, M22 X300, a pair of monitors, and maximizing resolution with good performance

Michel Dänzer michel at tungstengraphics.com
Fri Mar 28 01:11:50 PDT 2008

On Fri, 2008-03-28 at 09:08 +0100, Michel Dänzer wrote:
> On Thu, 2008-03-27 at 21:18 -0600, Thomas Vaughan wrote:
> > 
> >  So I thought that I might just rotate my two monitors and make a virtual
> >  desktop of 2400x1600.  The problem that I encountered, however, was of
> >  painfully slow performance, even for ordinary 2D operations, like
> >  moving a window.  Is there any way of setting up a pair of monitors in
> >  portrait mode with decent 2D and 3D acceleration, or is this just not
> >  supported?
> I think it should be possible, but you need to make sure to use EXA
> instead of XAA and that you use something close to current upstream Git
> - xserver-xorg-video-ati from experimental may or may not fit the
> bill.

On second thought, I'm afraid this won't help as the 3D engine probably
only supports textures up to 2048x2048.

Earthling Michel Dänzer           |          http://tungstengraphics.com
Libre software enthusiast         |          Debian, X and DRI developer

More information about the xorg-driver-ati mailing list