You have to realize that the x800 is a top of the line ATI card, so of course it's going to be grossly overpriced, that's just how technology works.
Once the x850XT and later cards are released, that card will no longer be "leading edge" and the price will drop quite a lot.
Once the x850XT and later cards are released, that card will no longer be "leading edge" and the price will drop quite a lot.