MSI made a reasonable case for AMD-based gaming when it unveiled the GX60 laptop back in September just not for Americans looking to buy one right away. There's a better argument now that the 15.6-inch portable is shipping to the US this week. The $1,300 asking price isn't quite impulse level, but it's a relative steal for a system whose quad-core, 2.3GHz A10-4600M processor and Radeon HD 7970M should handle modern games without much fuss. The 8GB of RAM, 750GB