[ltp] ATI driver

Alex Deucher linux-thinkpad@linux-thinkpad.org
Tue, 12 Oct 2004 10:02:12 -0400


On Tue, 12 Oct 2004 14:45:43 +0100, Nick Bower <nick@nickbower.com> wrote:
> Could you clarify how you managed this Robert?  I have a new T42 w/7500
> and have DRI enabled, AGPMode=4, etc etc and only get the following with
> xfree86 4.3 and radeon driver (mandrake 10):
> 
> 3523 frames in 5.0 seconds = 704.600 FPS
> 3577 frames in 5.0 seconds = 715.400 FPS
> 3570 frames in 5.0 seconds = 714.000 FPS
> 3578 frames in 5.0 seconds = 715.600 FPS

that seems reasonable for a 7500.  it's r100 based after all.  things to note: 
- some laptops use slower ram or a 32 bit wide memory bus
- xfree86 4.3 is old.  a newer xorg may yield moderate speed improvements
- enabling page flipping can help performance

> 
> On Fri, 2004-10-08 at 02:56, Robert Svoboda wrote:
> > * Paul Kaplan <pkaplan1@comcast.net> [2004-10-08 03:40]:
> > > I've been using Mandrake 10 w/ X4.3 on both a TPT40 and R40.
> > > Both have a Radeon 7500 video card.  Seems to work fine for
> > > me.  glxgears reports >175fps  in both cases.
> >
> > I have the same card and am able to get more than 1000fps in
> > glxgears. I guess you haven't DRI enabled... If fps power
> > matters for you, definitely try enabling DRI.
> >
> > > Does anyone know whether there is any advantage to installing the new ATI
> > > proprietary driver:
> > > http://www.ati.com/support/drivers/linux/radeon-linux.html?type=linux&prodTy
> >
> > unfortuantely, I have no answer for your main question...
> >
> > GL,
> > Robert
>