As compboyo said, of course the 6870 will run it well, 6870 is still a damn good gaming card, you will only struggle if you play at a ridiculous res.
My 4850 easily maxes this out, apart from AA set to 2 and motion blur off (turned off cause I hate motion blur) and it runs as smooth as silk.
My 4850 easily maxes this out, apart from AA set to 2 and motion blur off (turned off cause I hate motion blur) and it runs as smooth as silk.