Non OCing Cooler : Cooler Master Hyper 212 Evo. This is the a great cooler for stock AMD 8 cores but can not handle much for an OC.
for OCing: Noctua DH-14. This cooler is massive and needs to have a case it can fit in but for between $77-$88 USD it is the bang for the buck air cooler.
AIO's It will depend on the size radiator you have room for. I will have to let someone else help with that end. because I am particular to one model.