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Crossfire

Tried changing the slots the cards are in? Ati's site says the crossfire card has to go into the slot nearest the cpu and the slave card into the bottom slot, however some review sites have had to change this around to get crossfire working with the crossfire card being in the bottom slot. Swap em around to se if anything changes.
 
I've tested both cards with 3d 2005 and they both complete the test and perform the same.
I have check my bios settings against someone's from another thread and they are the same.
My master card is the furthest away from the cpu and the slot is clearly marked for the master, it states it the manual that its important that both cards are in the correct slots and not to change them.
Sapphire cs say its the master card, ATI now say(after I purchased a certified psu) it could be the cable or the motherboard.
Both of them say return the parts but which parts? I still dont know which is faulty.
 
I would guess the crossfire cable?

I would have thought that Akasa PSU would still be unlikely to power both cards so dont think you have wasted your money.

I am currently contemplating a Xfire setup and thinking of either the Tagan 900w or the FSParkle 700w PSU myself, both highly recommended.

Already have the Abit Xfire mobo - but hope you get your probelm sorted before I do - not buying for at least 10 days or so
 
Well if your really not sure what it is, just send both the cards back complete with all cables/CD's. Get 2 brand new ones which would include a new crossfire cable and see if they work :)

Or you could just send the cable back :p
 
NightmareXX said:
Its the most powerful, consumer available single core GFX card available, thats how :p (Or something like that)



I've got the 700W FSP GLN. Tis wonderful :D I didn't pay for it but its a lovely PSU. Looking at those ratings on the akasa, I agree with the sapphire guy. Suprised it ran with just one!

The FSP has 4 12V rails with 18A EACH. That should sort you out for a while.

Its got 8 SATA, 6 molex, 2 FDC and 3 PCI-E. That should keep you going for a while.

now try loading the psy with 18a on each rail.....
missleading info 4tw.
It cant power xfire well, its known for not being able too.
 
I had a simliar problem on my A8R32 MVP when I 1st got it and it turned out to be driver related. The only driver I could get to work was the 6.5 anything before that black screened. I had to go to safe mode use driver cleaner and then it'd boot to windows using the default VGA and then installed the 6.5's.

Don't know if that helps.

Steve
 
lay-z-boy said:
now try loading the psy with 18a on each rail.....
missleading info 4tw.
It cant power xfire well, its known for not being able too.

The FSP 700 can't power crossfire well??? Its running mine very happily and I've got 2 DVD, 4 SATA, 2GB Ram, SB Audigy 2, heavily over clocked X2 3800+, A8R32-MVP with X1900XTX and X1900 Crossfire installed. The system is rock solid.

Steve
 
lay-z-boy said:
It cant power xfire well, its known for not being able too.
Do you have any links to back this up? I just find it hard to believe as OCUK use this PSU in some of their more expensive systems, including X-fire ones. Not saying OCUK is the be all and end all of everything, but obviously they are not going to want systems being returned to them because of bad PSU's, so I imagine they would use ones built for the job.
 
"OCUK use this PSU in some of their more expensive systems"

Thats one of the reasons I bought this psu, the other was this psu is one of a few certified for x1900xt crossfire so I'm pretty sure this is not at fault.

Both cards complete 3dmark2005 with no problem but when I use either card in either slot for gaming then the system will crash at reboot after several minutes.
The fps fall to a slow speed, the temperature for both cards rarely go above 70c.

I have the 6.5 driver installed and have tried using an earlier version just in case this was the issue.

Cheers.
 
Finally found out that it is the motherboard at fault by purchasing an asus a8r32mvp deluxe, instlled both cards and windows kicked up straight away.
Only issue I have now is that I cant enable crossfire in ccc, it says Check cable, close 3d apps or enable pcie link, all are ok but still no crossfire.
The crossfire board is not enabled in ccc and it wont let me enable it, so I persume this is the fault, how it fix it is another question,

Cheers.
 
try swapping the cards round as I think they are reversed in the a8r32-mvp. the master should go in the top slot.
 
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