Gears of War, along with a number of other high profile PC titles slated for release at the end of this year, might be a good reason to upgrade your system. Not only will this enable you to get the most out of this game, but the bevy of titles sure to come in the coming year. The exclusive additions made to the PC version should be more than enough to entice a purchase, especially if you've yet to check the game out on the 360.