ADD2 image quality: FIXED

Dr. Michael J. Chudobiak mjc at
Mon Apr 2 04:56:17 PDT 2007

> I just received a new HP DC7700 with an ADD2 card in it, driving a 
> Multisync LCD2170NX (1600x1200). The image quality is terrible - the 
> text is fuzzy, and the colors are washed out. It looks like a CRT pushed 
> too far. (Driver = open intel driver)
> If I replace the HP ADD2 card with an Nvidia pci-e card, the video is 
> fine (driver = closed nvidia driver), so it isn't a cable or LCD issue.
> Is that normal, or do I have a dud ADD2 card? I have an older 
> DC7600+ADD2 driving a different LCD at 1280x1024, and it looks fine.

The above symptoms occur on FC7T3 with the "i810" driver. With the 
"intel" driver (the experimental mode-setting branch), the image quality 
is perfect!

So... if you use 1600x1200 + ADD2, use the modesetting branch.

- Mike

More information about the xorg mailing list