M.2 is a solid-state drive (SSD) form factor primarily used as an operating system boot solution. Lenovo ThinkSystem servers support M.2 drives either with the addition of a supported M.2 adapter or module, or directly on the system board.
Supports one or two M.2 drives, either SATA or NVMe
When two drives installed, they must be either both SATA or both NVMe
Support 42mm, 60mm, 80mm and 110mm drive form factors (2242, 2260, 2280 and 22110)
JBOD support only; no RAID support
Either 6Gbps SATA or PCIe 3.0 x1 interface to the drives depending on the drives installed
Supports monitoring and reporting of events and temperature through I2C
