http://pc.ign.com/articles/111/1113396p1.html

Dragon Age: Origins isn't even a year old, and today at Gamescom Electronic Arts announced the release date for the sequel. You'll be able to get your hands on Dragon Age 2 on March 8 in North America and March 11 in Europe.
http://xbox360.ign.com/articles/111/1112943p1.html