Matt

Im having a similar problem with two display adapters, but I removed my
Nvidia card and dropped in a second ATI card. I cant get the second (older
model) ATI card to enable now, but I cant tell if its a driver compatibility
problem or ?

"Steve Childs" wrote:

> I've got an ATI X800 PCI-E card as my main adapter, but I've got a Radeon
> 9250 and Geforce FX5200, both PCI. With Beta 2 I tried both cards and niether
> worked, the driver for the 2nd card wouldn't load.
>
> At the moment I've got the 5200 plugged in and its not working, but I read
> that Vista only allows one WDDM to be installed, so multiple cards would need
> to be from the same manufacturer.
>
> Has anyone else got Vista to work with multiple graphics cards?
>
> I'm up to RC1 now and haven't tried the ATI card yet, just wondering if
> anyone else had got any experience with this issue.