Do i need motherboard with crossfire for dualgpu

[Focke Svain]

I bought HD 5970 and as i get knowed itd dual gpu. I am buyng H81m and would like to know do i need motherboard with crossfire?

 

[Sakata]

If you plan to use more than one card then you will need more than PCI connector, and if you are going to connect them and use crossfire or SLI technology then the MOBO must support Crossfire. Also will the rest of your computer be able to handle cross fire?

 

[Wazero]

why did you buy a 5970, and if you want to use crossfire your gonna need to get a motherboard that surpport crossfire