VGA card for windows 7 on DELL optiplex

[inderpal]

Hi
Recently i installed windows 7 to my DELL optiplex home PC, i have display problem resolution is 600 x800,
Windows gives a maggage that my VGA card is not compatible?
can some one give me a solution?
Thanks
Inder

 

[mephiston1]

Could you provide more specifications for your dell optiplex? I.e. CPU, graphics card etc. No one is going to be able to help you without more details.