Seriously?? It says right on the box it can handle a Phenom II processor. Do you mean that it can only handle SOME of them? I have the box in front of me and I don't see anything like that listed...
Looks like it. Might want to look at the MSI page, outlining the CPUs supported:
http://www.msi.com/product/mb/785GM-P45.html#/?div=CPUSupport