Does the Intel EXPI9301CTBLK work with pcie x4 or x16?

Tainted KFC

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Jan 26, 2014
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I just bought the Intel EXPI9301CTBLK and dont know if it will work with x4 or x16. I have an Asus Rampage 3 Extreme and it doesnt have a PCIE x1 slot but I read you could use it with the x16 slot