In a release today, it was announced that Gears of War has surpassed the 3 million units sold mark in just 10 weeks. In addition, the free multiplayer maps have hit the 750,000 downloads mark in just under two weeks.

Like blockbuster titles from Microsoft's Halo franchise and the Grand Theft Auto and Zelda franchises, Gears of War is tracking to be one of the best-selling video games of all time and has established itself as the most successful new IP of the next generation, said Jeff Bell, corporate vice president of Global Marketing, Interactive Entertainment Business Entertainment and Devices Division at Microsoft Corp.