MF Doom has about 8 instrumental CDs, and while I'm not a huge fan of his lyrics sometimes, his beats are pretty solid.
http://www.youtube.com/view_play_list?p=6C7E565E69E0BE4D&search_query=MF+Doom+special+herbs <--- pretty much this whole thing.
Nujabes is a no brainer:
http://www.youtube.com/view_play_list?p=3A6531EE11547BC0&search_query=Nujabes
9th Wonder ('cause he's been usin' FL Studio for years now <3):
http://www.youtube.com/watch?v=v2gY3tYPFuw
http://www.youtube.com/watch?v=OpqhqD7Jd7o
I've always been a fan of Ant (of Atmosphere):
http://www.youtube.com/watch?v=3TohGbyRcWo
http://www.youtube.com/watch?v=YtTdUGk6CMs
And Aesop Rock is less what you're looking for but awesome:
http://www.youtube.com/watch?v=AkuOeSjnSI4
Also: ABSOLUTELY yes to Dan the Automater, Deltron 3030 is one of the BEST hip-hop albums ever.