[ltp] glxgears and T41

Alex Deucher linux-thinkpad@linux-thinkpad.org
Mon, 18 Oct 2004 09:00:38 -0400


On Mon, 18 Oct 2004 13:01:41 +0200, Alejandro Sobrino Beltr=E1n
<alex.sobrino@gmail.com> wrote:
> On Mon, 18 Oct 2004 11:37:11 +0200, Tino Keitel <tino.keitel@gmx.de> wrot=
e:
> > Could it be that glxgears uses software rendering? IIRC I had the same
>=20
> It shouldn't... because glxinfo says it is using direct rendering.
>=20
> > behaviour when I tried GL stuff on my A30 with 24 bit colour depth, as
> > the video memory isn't suffiecent for 3D acceleration at full
> > resolution and colour depth. Maybe you have more luck with 16 bit
> > colour depth.
>=20
> WOW!! I tried setting it to 16bit color depth and now glxgears returns
> me about 1100 FPS :-O!! Is that normal?

16 bpp is often twice as fast as 24bpp, especially on slower hardware.

Alex

>=20
> Thanks for your tip ;-)
>=20
>=20
>