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Date:      Wed, 12 Mar 2003 23:38:31 -0600
From:      Glenn Johnson <glennpj@charter.net>
To:        Adam <blueeskimo@gmx.net>
Cc:        freebsd-questions@FreeBSD.ORG
Subject:   Re: Matrox G450 AGP speed wrong in glxinfo
Message-ID:  <20030313053831.GA4008@gforce.johnson.home>
In-Reply-To: <1047531265.15708.6.camel@jake>
References:  <1047531265.15708.6.camel@jake>

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On Wed, Mar 12, 2003 at 11:54:25PM -0500, Adam wrote:

> glxinfo reports the following on my FreeBSD box:  OpenGL renderer
> string: Mesa DRI G400 20020221 AGP 1x x86/MMX/3DNow!/SSE
>
> I've got a Matrox G450, which is supposed to support up to AGP 4x:
> http://www.matrox.com/mga/products/mill_g450/home.cfm
>
> My motherboard is an Asus A7V266-E, which is also supposed to support
> up to AGP 4x: http://usa.asus.com/mb/socketa/a7v266-e/overview.htm
>
> So why does glxinfo think I'm running at AGP 1x? Could this be an
> explanation for my relatively poor video performance? How can I fix
> this?

Enter the following in the "Device" section of your XF86Config file and 
restart X:

Option      "AGPMode" "4"

Check glxinfo again and you should see it running at 4x.

-- 
Glenn Johnson
glennpj@charter.net

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