PCI Express x16 graphics card in a PCIe x16 slot?

can you put a pcie x4 in a x16 slot   Dan candy star slot

In this video, I tested the PCIe gen 3 slots to see if there is any performance difference when

PCIe is backwards compatible so you can use a PCIe Gen 2 or 3 in a PCIe Gen 1 or whatever combination with little issue The biggest problem you Will put it back how I had it for now Even if it was working in x8 mode in the x16 I don't have room for the GPU in the x4 slot because I would

game slot offline PCIe will always run on the lowest common denominator If you put a gen 3x16 card in a gen 5x4 slot for example, it will run at gen 3x4 In your PCIe x16: This is the largest PCIe slot with 16 data lanes PCIe x16 You can find these platforms in the FG2 rugged servers and are available today