East D cores do not compare to the West. Below are some interesting stats for the last few cup champs.Honestly, they're a formidable team, but we'll see how it shakes out. I hope the Hawks keep winning, but it would be good for the NHL if the East keeps getting stronger. The West is brutal.
Bottom line, strong defensive teams win the Cup.
Here is an interesting stat for you:
3rd O - 5th D
10-11 Boston
8th O - 3rd D
11-12 Los Angeles
29th O - 2nd D
12-13 Chicago
2nd O - 1st D
13-14 Los Angeles
25th O - 1st D
14-15
Chicago 16th O - 1st D