Lee Stempniak, Matt Stajan and Mikhail Grabovski also scored in Atlanta's third victory in four games. Stempniak and Stajan each added an assist.
Toronto goaltender Vesa Toskala turned aside 22 Atlanta shots.
Ondrej Pavelec, in Atlanta's goal during the Leafs' second-period barrage, was credited with 17 saves before being replaced by Johan Hedberg, who had six.
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