PCIe x1 x4 cards in x16 slot

It should work Depending on how accessible the slot it, you should be able to simply snip the rear plastic of the 1x slot open on the

You can insert a PCIe x1 card into a PCIe x16 slot, but that card will receive less bandwidth Similarly, you can insert a PCIe x8 card into a

pcle x1 slot SATA card for PCIe x1 slot with 8 ports Bizarro

pcle x16 slot Most of dual NICs need an x4 PCIe slot The end result would look like this picture : The only doubt