just tried it on XP, it looks pretty damn close to DX10 very high

DX9 tweaked:
http://img151.imageshack.us/img151/7...tweakedsp2.jpg

DX10 very high:
http://img152.imageshack.us/img152/1...eryhighev3.jpg

very very close, DX10 still has better draw distance = more vegetation, and the shadows r a "deeper"

hey free 6fps i aint complaining, plus SLI works a lot better on XP ...