I know there's some UM rig rundowns out there but here is the most up-to-date one that you all may find interesting. Released 2/18/15.
http://www.premierguitar.com/articles/22167-rig-rundown-umphreys-mcgee
I can't seem to figure out how to embed the video directly, my apologies.
No wonder I don't like their tone. ;)
Nah that was cool, thanks for posting.