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" <dcpi...@indiana.edu> To: <ag-t...@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 - dcpi...@indiana.edu - (812) 856 0111 > IRI 323, School of Informatics > Indiana University, Bloomington, Indiana > >