SunFounder Pironman - Page 54

SunFounder Pironman
In general, M.2 SATA SSDs are B+M-keyed (can fit in sockets for B-keyed and M-keyed modules), while M.2 NVMe
SSDs for PCIe 3.0 x4 lane are M-keyed.
50 Chapter 6. 6. About Hardware