CodeMicro,http://codemicro.com/store/check_price.php?partid=6123, carries
these so they may have info on the drivers as well. You will need Vista
drivers and that is likely to be tough.

"Andrea Gates" <Andrea.Gates.no.spam@microsoft.com> wrote in message
news:ux0nOw%23UIHA.5980@TK2MSFTNGP04.phx.gbl...
> We are upgrading our Dell systems to Vista Ultimate in this branch office.
> Then, roll out to other offices across Southern California.
>
> The display adapter in the systems are Nvidia GeForce FX5500 (drivers is
> Microsoft WDDM). We are taking the old Dell system's adapters Dell Nitro
> 3D (STB Systems VGA boards, S3 ViRGE/GX 86C385 IC) to set up dual
> monitors.
>
> We are able to use this combinations for all the XP Dell systems in our
> offices.
>
> But, we are unable to make the Dell Nitro 3D drivers work on Vista. We
> tried the S3 ViRGE/GE PCI adapter drivers, but unable to install drivers
> in Vista.
>
> Can you offer any alternatives for us, other than getting new bunch of
> adapters?