Well, that motherboard does not support AM3 processors. You can upgrade to AM2+ Phenom X4 9850 or 9950 from your present CPU.
Motherboard supports the following processor upgrades:
Athlon X2 BE-2xxx (Brisbane) (AM2)
Athlon 64 X2 up to 6000+ with Dual Core (Brisbane) technology (AM2)
Athlon 64 X2 up to 6000+ with Dual Core (Winsor) technology (AM2)
AMD Phenom Triple-Core (Toliman) up to 8xxx series (AM2+)
AMD Phenom Quad-Core (Agena) up to 9950, (AM2+)