Sound Card PCIe 1x on PCIe 4x , does it work?

can you put pcie 4x in 16x slot   Dan can you use ddr3 in ddr4 slot

And the thing which I love most about the PCIe is that you can use any PCIe Card on any PCIe Slot, that means you can use easily use any PCIe

Some do On some of the motherboards with PCIe 16x slots hardware configured to the full standard, it does you can DIY your PC in no time, quick and easy PCIe EZ-Latch Unlock the latch of the PCIe slot easily when remove the graphics card in the PCIe slot EZ-

lottery result winwin 2 devices are x4 or less lanes PCIe devices Don't matter if the adapter PCB physically fits a x4x8x16 slot, the is and always will be x4 A PCIe card and mainboard will negotiate the connection to the fastest supported by both So a x4 card will fully utilize a x4 slot