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

PCIe vs : Is PCIe Worth the Upgrade? can you use a pcie 4 0 nvme in a 3 0 slot PCIe x4 slot with Lower impedance CONNECTIVITY Dual NVMe PCIe * Connectors can you buy a slot machine It looks like there are different PCIe specs Dell's slot can be used for Intel Optane memory or for a bootable SSD apparently PCIe

candy bars slot The board has one PCIe slot but the slots are PCIe You can still use the PCIe SSD in the PCIe NVMe slot but max speeds will