http://www.nutritiondata.com/facts-001-02s03pb.html
Keep in mind this is a 100 g burger, which is roughly a 1/4 pound, 454 equaling a pound. There are leaner types of buffalo as well though, so you need to be on the lookout for it. Trader Joes has them in the frozen section, they are very good and have a lot less fat being that they are open range animals. Deer meat (venison) is also very good, one of the leanest red meats.