Go to the Dell support site, enter your machine type in the search and look
for the download of the driver for your system's Display Adapter.
Support.Dell.Com: http://support.dell.com/support/index.aspx?c=us&l=en

(It's possible there is no vista driver for your display.)

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Mark L. Ferguson

..
"ttaylor3033" <ttaylor3033@discussions.microsoft.com> wrote in message
news:28299EAB-91D7-4C7A-9C9C-90A0F59FA27D@microsoft.com...
>i just upgraded from xp pro to vista ultimate now all my displays are huge
>i
> cant change the resolution it wont let me a friend told me i needed to
> upgrade my graphics driver it said on xp i had intel 82815 graphics
> controler
> now its diffrent i cant even find that any where wher and what driver do i
> need to get to make it work right i have a dell gx150 optiplex please
> help!!!!