i810: unable to set refresh rate higher than 85Hz

Alex Deucher alexdeucher at gmail.com
Fri Oct 1 06:19:38 PDT 2004

On Fri, 1 Oct 2004 14:31:43 +0200 (MEST), xspooky at gmx.at <xspooky at gmx.at> wrote:
> Hello,
> I'm using a Acer Notebook with the following video card:
> Intel Corp. 82852/855GM Integrated Graphics Device (rev 02)
> as XServer I use xorg ver 6.7.0-r2.
> Now I wonna use an external monitor (lg flatron 915ft+) with a resolution of
> 1280x1024.
> The problem is, I only get a frequency refresh rate of 85Hz.
> The monitor is able to work with 100Hz, but I can't tell xorg to set a
> higher rate than 85Hz.

It may be a hardware or bios limitation.  Integrated hardware
sometimes has limited bandwidth for driving hi-res displays at high
refresh rates.  it also may be a limiation of the bios since the
driver uses the bios for setting modes.  The bios may only support 85


> best regards,
> robert

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