You should be fine. IIRC, the 4870x2 has around the same performance as an HD 5870 so you should be able to play it on high, at least. Just make sure that you get the newest Crossfire profile from AMD's website.
Go to this site--Canirunit--there it will tell you exactly if you can and how well it can run any of the popular games. Its free and safe and scans your pc for power and free space needed. Tomshardware.com for hardware comparisons.
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You should be fine. IIRC, the 4870x2 has around the same performance as an HD 5870 so you should be able to play it on high, at least. Just make sure that you get the newest Crossfire profile from AMD's website.
Go to this site--Canirunit--there it will tell you exactly if you can and how well it can run any of the popular games. Its free and safe and scans your pc for power and free space needed. Tomshardware.com for hardware comparisons.
I just answered a question about gaming performance concerns over here http://answers.yahoo.com/question/index;_ylt=ArSHO... which has some links that will help you.
Yes, definitely at ultra settings.