I was thinking of getting the Biostar Tz77xe4 from tigerdirect and noticed it said it had 2 x PCI-E x16 3.0 Slot (SLi / CFX x8). Does this mean the slots only run at 8x or only run at 8x when you do cross fire or doing SLI?
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For single card it run X16, if you do CF/SLI it will run X8/X8.