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

I switched my 3070 to x16 slot today, i didnt know that the second pcie slot was only x4

Yes, all PCI-E x1 cards will run in a x4, x8 and x16 slot I ran my wireless PCI-E x1 card in the 3rd x16 slot in my Maximus Extreme Quote

canada slot Both cards function fine in the bottom PCIe 4x slot but refuse to function in any of the alternate PCIe 16x slots I currently have

can you cheat a slot machine To check the link speed of PCIe slot, you can use some monitor utility like GPU-Z to check slot will run at a maximum of 4x PCI-E