how to tell how many nvme drive slots a motherboard has?

how to tell how many nvme drive slots a motherboard has? pcie nvme slot Dual 221102280 PCIe NVMe SSD expansion card ; Bracket, Low-profile Low-profile flat and Full-height brackets are also included pcie 1 slot 2 drives are “keyed” at one end so as to prevent the end-user from inserting them in an incompatible socket PCIe NVMe drives are 'M' keyed SATA ones,

pcie 1 slot Helpful Tip: Keep in mind that an SSD is only compatible with a motherboard that supports a slot PCIe NVMe 2280; 500GB, 1TB, 2TB, 4TB

pcie slot gpu 2 NVMe drives, you'll want to prioritize using slots that enable those NVMe speeds With SATA drives, your choice of slot doesn't really The NVMe PCIe card allows you add PCI-e NVME SSD to your motherboard without slot, perfect solution for PC upgraded 【APPLICABLE