hi ben. there is currently no way that i am aware of to use SLI on
apple hardware :(
SLI lets you use two identical graphics cards which are directly
connected to dynamically divide the rendering work. in your case it
doesn't sound like this would
be all that beneficial anyway.
On 11/20/05, Ben Greenfield <email@hidden> wrote:
>
> On Nov 20, 2005, at 1:15 PM, olly wrote:
>
> > Hi ,
> >
> > On Nov 20, 2005, at 4:00 PM, Ben Greenfield wrote:
> >
> >
> >>
> >> My ambition is to load 2 graphics cards (7800s) into a Quad
> >> processor G5 and then tie content from many sources together using
> >> QC. This is just and exhibit it only has to look real.
> >>
> >
> > I would like to know aswell if this is possible ? On the apple pci
> > express architecture page i read ....
> >
> > http://www.apple.com/powermac/pciexpress.html
> > ยช
> > The NVIDIA Quadro FX 4500 graphics card occupies the 16-lane PCI
> > Express slot and adjacent PCI Express slot. Maximum of one NVIDIA
> > Quadro FX 4500 or GeForce 7800 GT card per system.
>
>
> D'oh!
>
> You are correct it states that I need to use 6600 for multiple
> graphic cards. I think that is due to the 7800 being 16x and the
> other slots being 8 and 4x. I think the PCI express should still be
> able to use the card. The question becomes whether a 6600 running at
> max is as fast as a 7800 running at 8x. The disparity in speeds may
> mean I wouldn't be able to sync the cards using SLI(whatever that
> is). I will have to dig deeper on this aspect. I may put the higher
> resolution displays on the faster card. Will have to see.
>
> > "
> >
> > Does this mean, one can only fit 1 7800gt in 1 g5 quad ?
> > Also looking for a manufacturer of nvidia cards for os x, in
> > particular the 7800gtx 512mb.
> > I see them available through xfx, but only with win drivers.
>
> I will have to go with whatever card gives me the most VRAM.
>
>
>
> > Thank you
> >
> > olly _______________________________________________
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