Multi Monitor question

SteVe Cook yorvik.ubunto at googlemail.com
Mon Jul 9 08:21:08 UTC 2007


Brian McKee wrote:
> On Sun, 2007-08-07 at 20:21 -0500, Wade Smart wrote:
>> 07082007 2019 GMT-6 DST
>>
>> This is a kinda off topic question.
>>
>> My neighbor just built a new computer. The MB came with a nice video 
>> card but he purchased a GeForce 7900GS duel monitor support card as 
>> well. We are going to install XP and Ubuntu. But here is the thing: if 
>> you have three video ports, can you run them? More importantly, can you 
>> run them with Ubuntu?
> 
> Yes - multiple video cards as well as multi head video cards are
> supported in Ubuntu.  I think you'll usually end up editing the
> xorg.conf file by hand however.  There are decent docs on the forums and
> elsewhere depending on how you want to set them up.  There are options
> to consider like whether to use nvidia's twin view or xinerama or both
> or...
> 
As Brian said it is possible.  I've done it with 3 separate cards. 
Unless you are really lucky/knowledgeable it can be an absolute pain. 
The best bet is to get each of the cards working on their own, so you're 
sure you have the correct drivers for each.  I would then get the dual 
head card working first before trying to add the other.  Remember to you 
have to have the same colour depth for  all the cards.  I'd also stick 
with a low (800X600) resolution until all three are working.

Good luck, it may take some time.

SteVe




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