The much-derided PPP was the best. Rasmussen was bad (And this is the national popular vote. Rasmussen was particularly bad in its state polls (again)). Gallup was worse:
http://livewire.talkingpointsmemo.com/entry/fordham-study-public-policy-polling-deemed-most-accurate
http://livewire.talkingpointsmemo.com/entry/fordham-study-public-policy-polling-deemed-most-accurate