[AG-TECH] Matrox QID card

Derek Piper dcpiper at indiana.edu
Fri Mar 25 08:22:38 CST 2005


	Hi Natalia,

	I will try that and see if I can find a busy room to bog our machine 
down with :) The NCSA lobby didn't seem to be as busy yesterday as I've 
seen it.

	Derek

Natalia Costas Lago wrote:
> 
> Hi Derek,
> 
> The performance improved a lot lowering the depth to 16 bits instead of 
> 32 on the 4 displays (half of the information to be processed I guess). 
> Did u try that?
> 
> Kind regards,
> Natalia.
> 
> ----- Original Message ----- From: "Derek Piper" <dcpiper at indiana.edu>
> To: <ag-tech at mcs.anl.gov>
> Sent: Thursday, March 24, 2005 8:26 PM
> Subject: [AG-TECH] Matrox QID card
> 
> 
>>
>> Hi everyone,
>>
>> I've been wanting to look into a newer graphics card for our AG 
>> machine and I was wondering if anyone has any experience using Matrox 
>> QID cards? I'm wanting to replace the PCI Nvidia Quadro NVS with an 
>> AGP solution since I too have noticed slowdown with multiple video 
>> streams (like Natalia mentioned a month ago on the list). One thing 
>> though, we have a machine that uses a simple AGP card for its 
>> main/operator display and we have 4 projectors arranged in a 2x2 
>> 'wall'. One thing I'm pondering over though, is how to get the single 
>> display of the PCI card to be the 'main' one and have the AGP card 
>> drive the other displays, anyone know if that's possible?. If I'd have 
>> to have the AGP card drive 'display 1', I was wondering if anyone 
>> thinks this is sane:
>>
>> Matrox QID (AGP)
>> display 1 -> operator console
>> display 2 -> 1st projector display
>> display 3 -> 2nd projector display
>> display 4 -> 3rd projector display
>>
>> Matrox Parhelia PCI
>> display 1 -> 4th projector display
>> display 2 -> ?
>>
>> To note, I'd like to stick with DVI outputs on all 5 outputs (I know 
>> you can do 3 displays on a parhelia card with VGA/RGB connectors).
>>
>> I welcome anyone's comments/ideas.
>>
>> Thanks,
>>
>> Derek
>>
>> -- 
>> Derek Piper - dcpiper at indiana.edu - (812) 856 0111
>> IRI 323, School of Informatics
>> Indiana University, Bloomington, Indiana
>>
>>
> 
> 
> 

-- 
Derek Piper - dcpiper at indiana.edu - (812) 856 0111
IRI 323, School of Informatics
Indiana University, Bloomington, Indiana




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