Bug#529178: video-radeon: Probably hardware limitation
On Wed, Jul 22, 2009 at 3:47 PM, Michal Suchanek<hramrach@centrum.cz> wrote:
> Package: xserver-xorg-video-radeon
> Followup-For: Bug #529178
>
> This is probably a hardware limitation of the card.
>
> AFAIK dual-link dvi is needed for modes above 1280x1024 to work reliably
> over DVI. Some card - monitor combinations might work but others would
> not.
>
> Better cards have higher-rate transmitters that can do modes slightly
> larger than 1280x1024 but a 22" screen is likely over-spec for any
> single link card so there is no guarantee it will work.
165 Mhz is the single link limit. With reduced blanking you can run
1920x1200@60Hz. Most dual link monitors start out around 2560x1600.
Alex
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