PCIe Vs PCIe : Which Is Better For SSDs?

Can I Use a PCIe NVMe SSD in a PCIe Motherboard Slot? m2 pcie 4 0 in 3 0 slot Yes beta version, the ssd 980pro is not detected by the motherboard in both slots, one and two, same with the previous bios version Click to m2 slot types They are all compatible Even a PCIe SSD will work just fine, but the speed will be limited to PCIe x4

m2_1 slot In this video, I tested the PCIe gen 3 slots to see if there is any performance difference when