I currently have a Gigabyte GA-890GPA-UD3H mobo and i have just brought x2 ATI Radeon 5850HD cards to put into crossfire.
Everything is installed but the ATI CCC is showing that they are running at x8.
Now the gigabyte website says that both slots are x16.
"2 PCI-E 2.0 x16 interface with ATI...