Here's hoping you held off on purchasing that Core 2 Duo G51 just a few months ago, 'cause ASUS has just pushed out the exact same laptop with a Core i7 within and a price tag that's $200 skimpier. The G51J-A1 was launched alongside Windows 7, and the crew over at Hot Hardware managed to toss it on the test bench to find out what kind of gains could be expected when going from Intel's last-gen CPU to the newly-announced Core i7-720QM. The long and short of it is this: the new CPU enabled this mac