Dual NICs on PCIE x1 slot recommendation

Most of dual NICs need an x4 PCIe slot The end result would look like this picture : The only doubt

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pciex1_1 slot A PCIe x1 slot has exactly one PCIe lane to use, and the same rule will generally apply moving up the ladder through x4, x8, and x16 slots Each available PCIe

pciex16 slot configuration This video explains everything you need to know about PCIe slots, including PCIe slot What