ASUS has good boards, i have a ASUS M5A78L-MLX PLUS and it works really well in my board and supports cpu's that are AM3+ socket for FX/Phenom II/Athlon II/Sempron 100 series processors and supports up to 8gb of ddr3 ram at 1866(OC)/1600(OC)/1333/1066MHz,ECC and non-ECC and unbuffered memory. With 1xPCIe2.0 x 16,2xPCIe 2.0 X1 and a 1 X PCs slots. Also has 10XUSB 2.0 ports.
Cost me 59.99$usd heres a link so you can take a look at it. It's a really board imho. Newegg.com - ASUS M5A78L-M LX PLUS AM3+ AMD 760G Micro ATX AMD Motherboard
Noticed you chose a board already, anyways still a good suggestion here just in case somebody had a similar question and were to stumble across this thread