Question: are fm2 and am3 compatibility?
Answer: Here is a summary of the compatibility between AM2, AM2+, AM3, and AM3+ processors and motherboards: You cannot install Socket AM2 or AM2+ processors in Socket AM3 motherboards. ... You can install Socket AM3 processors in Socket AM2+ motherboards, but the BIOS must support the processor, and only DDR2 memory is supported.