You have watched the x-games and the olympics and you know there is a difference between male and female snowboarding. In comparison, women struggle a little more with amplitude and have a different style in general. I'm not trying to be sexist, it's just a fact of our physical composition and muscle structure. One thing is for damn sure though, the girls are ripping these days and the gap is narrowing at a rapid pace. Check out this teaser from the Peepshow crew for proof.
On a similar note, check out the 2010 Women's Halfpipe highlights, and Torah Bright working on her double cork.