Looks like the 9800 GX2 beats the 3870 X2 in almost every benchmarks! But there were a few games where the NV card can't run with AA turned on.
Both websites talk about the same thing:
in English:
http://lly316.blogspot.com/2008/03/geforce-9800-gx2-vs-radeon-hd-3870-x2.html
in Chinese:
http://www.pconline.com.cn/diy/graphics/reviews/0803/1241871.html
Both websites talk about the same thing:
in English:
http://lly316.blogspot.com/2008/03/geforce-9800-gx2-vs-radeon-hd-3870-x2.html
in Chinese:
http://www.pconline.com.cn/diy/graphics/reviews/0803/1241871.html