i have a matching pair of HD7770 video cards being my mother board biostar a88w 3d supports crossfire will i be able to use both cards with my board i do not want to damage them there for in my MSI that i had send in due to the caps leaking in it. the CPU is AMD A6-5400K that is what i had here at the house the video card supports 3.0 asus hd7770 any suggestions ladies or gentlemen keep in mind please this is only untile my msi mobo comes back from msi hopefully wont be to long