Got on my.......
Depends on silence Budget not that important. edit: well power consumption matters a lot too.You could get an ATI 6850 for $180 new.
That would probably be ok.
Depends on your budget really, you could drop double that and get something that will last you a few years.
Jesus. 8GB?
I'm stuck on 2GB DDR333.
Well Flanders, duh!
As soon as I am authorised for such a purchase I will be upgrading.