Quote Originally Posted by Sampsa
I've had similar problems with Radeon X1800 CrossFire and Radeon X1900 CrossFire. In my opinion the problem is the PSUs with two or more 12V rails.
So you saying that one powerfull rail is enough ? Sampsa please tell us more about your PSU. Yeah I know it`s powerfull as hell, but more info would be nice for all those xtreme rig owners