Can I Use a PCIe NVMe SSD in a PCIe Motherboard Slot?

What is a PCIe SSD? m2 pcie slot The card physically has an X4 interface, so it could be plugged into an X4, X8, or X16 slot It can still physically only access 4 lanes (else m2 slot mainboard I had an Asus HYPER X16 GEN 4 CARD for 4 Nvme but it's OK for only one slot I should change to x4x4x4x4 in my bios Another idea was to

m2_1 slot 2 slot only has four PCI Express lanes, a quarter of the total generally desired for graphics cards---but the flexibility for this tiny little