MMO-Champions has an awesome list up now of all the gear upgrades currently available in the endgame, organized by type.  So if you're looking for a new spell power gear (like me), it's quick and easy to see what to shoot for.

WotLK - Armor and Weapons Lists

/drool

looks like i'll be sleeping out front of Naxx lol..

I use http://www.wow-loot.com/druid.htm  it really helps a lot when I don't want to bother with atlas loot