The majority of the 450,000 troops (41 divisions), 1,000 tanks, over 1,000 airplanes and 11,500 artillery pieces the Soviets allocated for the operation belonged to the Leningrad Front attacking on Karelian isthmus.

http://www.rajajoki.com/torjunta.htm

On paper the end result is clear. The Red Army would be in Helsinki within a week....

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