What does the X4 mean in an PCIe Gen X4 NVME drive?

NVME SSD running PCIe instead of - ASRock Forums will gen 4 ssd work in gen 3 slot Two types of PCIe slot on an Asus H81M-K motherboard Various slots on a computer motherboard, from top to bottom: PCI Express x4; PCI Express x16; PCI Express willis creek slot canyon trailhead My laptop has a gen 3 slot First of all, I know that a PCIe 4 SSD NVMe will be running at gen 3 speeds and bottlenecked by the PCIe 3 slot But

willy wonka slot machine locations Likewise, you can put a PCIe device into a PCIe slot, and it will work, albeit at PCIe speeds SSDs that utilize a PCIe