How Many Slots are On a Motherboard?

M vs : What's the Difference? m 2 ssd slot on motherboard I recently purchased a INTEL 2TB 660P 80MM, PCIE NVME ssd My motherboard has two slots and one of m2 vs nvme slot Find the PCIe slot which should be easy to spot in a desktop computer For laptopsnotebooks, the PCIe slot is usually under the bottom

m2_1 slot : h81 motherboard with nvme slot