The ultra is more expensive to make. check ebay......the ultra is STILL going for $600-$700....but you can get a brand new 9800gx2 for $606....which is sad...because on some resolutions, the Ultra actually pulls ahead..
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A Mac is like an escort, you pay a ton and get nothing.
A PC is like a hooker, it's a lot cheaper and gives you what you're after.. and if unlucky some diseases as well, that's why you gotta use protection. -CC