Which cata HC is least hardest?

[valle2000]

I'm about to try my first heroic cata dungeon.
which would you say is best to start with?

As a comparsion, in Lichking I thought Gundrak and Utgardt keep were the best (at least for me) and when farming points back then I went to these two. (Gundrak mostly even).

[MiRai]

Currently on the 3rd page of the General Forum:

http://www.dual-boxing.com/showthread.php?t=33723

EDIT: It's been bumped and is back on Page 1 -- Continue discussion there.