Different Types of M2 SSD SATA or NVME

Different Types of M2 SSD SATA or NVME m2 sata slot Some devices still use mSATA, and has a SATA connector However 2 PCIe SSD that can connect directly to a PCIe slot, or it can use an m2 slot Yet there are 5 SATA ports in the bios…and the M2 stick is showing up in that 5th port That much makes sense to me The 'problem' is

m2 slot Do you know if OEM SSD Samsung PM951, in 2280 NVMe form factor can be compatible with 918+? AFIK the slots are SATA only, no NVMe

m2 pcie 40 in 30 slot adapter in a PCIe slot; SE350 data drive implementation Integrated on the SATA RAID Module, which supports two SATA drives and includes But I thought that M+B keyed cards worked in M keyed slots Is there something I need to be aware of? Dees the slot also have to have Sata