Mayhem for superior performance (check out review here
Sager for much better battery life (check out review of same product rebranded here
Asus Z71v for BOTH! Okay, I'm slightly biased because I ordered one, but I've looked at both of the notebooks you're considering, and I could get all the features of both notebooks for a lower price than either. (okay, the price may be just a little higher than the 3790) How can you beat that?