PCIe vs NVMe: What's the difference?

NVMe is a storage and transfer protocol specifically designed for high-performance, non-volatile storage media · is an SSD form factor that

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,

nvme m2 slot pcie is about 4x faster The add in cards plugged into a X4-X16 pcie slot will have some sort of adapter

nvme pcie 40 in 30 slot Two types of M2 SSD