That is a good and a decent motherboard. I am using it myself with a Phenom II x4 955 BE paired with it. I can overclock my CPU at 4.0 Ghz with just 1.40 volts on it (using a hyper 212 plus cooler). The board is a decent overclocker.
It does SLI 8x 8x. I have it paired with an ASUS GTX 560 Ti GPU.