Quote: Originally Posted by Wikipedia
AMD confirmed that AM2 processors will work on AM2+ motherboards and AM2+ processors will work on AM2 motherboards. However, the operation of AM2+ processors on AM2 motherboards will be limited to the specifications of Socket AM2 (1 GHz HyperTransport 2.0, and one power plane for both cores and the IMC). AM2 processors do not benefit from the faster HyperTransport 3.0 and separate power planes on AM2+ motherboards
There are still a few AM2+ boards available, but limited in supply I suspect.
It would be more cost and performance effective to get a AM3 board and low-end processor.