Re: fglrx slower on FC5 than radeon?

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2006/3/30, Rex Dieter <rdieter@xxxxxxxxxxxx>:
> Jack Howarth wrote:
> >     Has anyone installed the new xorg-x11-drv-fglrx-8.23.7-4.lvn5
> > and kmod-fglrx-smp-8.23.7-4.2.6.16_1.2080_FC5 yet? I find that these
> > drivers seem to slow the desktop performance of the machine. The
> > glxgears rate of the fglrx driver (set with the ati-fglrx-config-display
> > tool) is only 1500 fps compared to 1833 fps with the stock xorg radeon
> > driver. Beyond that the fglrx driver seems to make the machine much
> > less responsive (windows open slower, etc). Reverting back to the
> > radeon drivers was much more usable. Also I would note that the disable
> > feature of ati-fglrx-config-display is broken. It will set your xorg.conf
> > to the 'ati' driver and not the 'radeon' setting that is kept in the
> > xorg.conf.backup-ati-fglrx backup file. It also drops the...
> >
> >         Load  "dri"
> >
> > when you disable the fglrx driver and adds an Overlay line which wasn't
> > in the original. If you didn't make a backup of xorg.conf before
> > enabling the fglrx driver, you can revert back with the Display
> > control panel.
>
> An excellent analysis.  The Bugs should be submitted to
> http://bugzilla.livna.org/
>
> -- Rex
>
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glxgears isnt a benchmark. trying with some better test case might
show different results (like a real game).

regards,
Rudolf Kastl


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