What PCI-E slot does the ASUS H81M-D Plus have?

jordan9080

Honorable
Aug 14, 2014
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So on the ASUS website and on newegg, and it says is PCI-E 16x without a 2.0 or 3.0. I doubt it's the first gen PCI because it was made for Haswell chips, but just to make sure.