[NTLUG:Discuss] DualHead and XFree86

[Justin M. Forbes]

There are DVI to VGA converters, I know the old Radeon's used to have 
only DVI interfaces, making you use the converter if you wish to use VGA.



Jack Snodgrass wrote:

>Thanks....
>are you 100% sure about:
>
>>Dualhead support works quite well with the GeForce - but
>>you need to have one analog monitor and one DVI monitor
>>(eg an LCD flat panel).
>>
>
>I thought that I read that you could have two 'vga' type monitors
>with these cards. If it's really one DVI and one VGA, that's 
>a show stopper for me. I want to use two existing 19"+ monitors
>that I already have. 
>
>Someone else pointed out that I might just want to use a single
>monitor setup and a X-Term type device for the second monitor. 
>I am going to look at that first before I go and buy a new video 
>card. I have a Ultra5 that I could use as the X-Terminal to get 
>the second Linux session up and running. I think I'll play with 
>that first. 
>
>jack
>
>
>
>----- Original Message ----- 
>From: "Steve Baker" <sjbaker1 at airmail.net>
>To: <discuss at ntlug.org>
>Sent: Saturday, June 29, 2002 5:37 PM
>Subject: Re: [NTLUG:Discuss] DualHead and XFree86
>
>
>>Jack Snodgrass wrote:
>>
>>>I'm thinking of getting a video card ( Radeon 7500 or
>>>Geforce4 MX 440 ) that both have some sort of
>>>dualhead support from XFree86 4.2.x ( RedHat 7.3 )
>>> 
>>>Has anyone had any real world experience with this
>>>type of setup?
>>>
>>Dualhead support works quite well with the GeForce - but
>>you need to have one analog monitor and one DVI monitor
>>(eg an LCD flat panel).
>>
>>Aside from that, the GeForce-4 card has MUCH better
>>3D drivers than the Radion - so if you are planning
>>to do any 3D rendering, the GeForce wins hands-down.
>>
>>The only downsides for the GeForce are:
>>
>>   1) The drivers are closed-source.
>>
>>   2) Some people complain that the analog video
>>      quality of the GeForce is inferior to the the
>>      Radion - you won't see that problem on the DVI output.
>>      I'm not convinced that the difference is noticable
>>      though...I guess it depends a lot on how good your
>>      monitor is, what resolution you plan to use and
>>      how tolerant you are!  I've also heard that some
>>      board manufacturers are using higher quality
>>      analog components than some others - so it may
>>      matter which card manufacturer you go to.
>>
>>>Are there any better options for doing dualhead
>>>with XFree86?
>>>
>>Not that do reasonable 3D performance - I guess there
>>may be some older non-3D cards that do better.
>>
>>
>>----------------------------- Steve Baker -------------------------------
>>Mail : <sjbaker1 at airmail.net>   WorkMail: <sjbaker at link.com>
>>URLs : http://www.sjbaker.org
>>        http://plib.sf.net http://tuxaqfh.sf.net http://tuxkart.sf.net
>>        http://prettypoly.sf.net http://freeglut.sf.net
>>        http://toobular.sf.net   http://lodestone.sf.net
>>
>>
>>
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>>
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