He won't be able to have this kind of money with any other team. Players can only ink this kind of deal with the team which drafted them. That's why Demarcus was eligible with Sacramento and not the pels.That's why his agent made threats about not resigning with his new team if traded.
The extra year difference comes only in play for players not eligible for the supermax and looking for max money.
AD asking out could cost him major money if he's eligible.