NVME M2 drives: which slot to use?

is a new form of connectivity that allows a SSD to connect directly to the PCI-E bus rather than going through a SATA controller By

SATA SSDs and SSDs that use two PCI Express lanes tend to use keys B and M to maximize compatibility, since both connectors can deliver both

nvme and m2 slot difference 2 standard contains variants with up to four PCIe lanes, one SATA 6 Gbs and or one USB port So it is possible to connect PCIe as well as SATA SSDs

nvme in pcie slot The biggest difference between NVMe and SATA SSDs is compatibility NVMe SSDs can only be installed on ports that have NVMe support There