vs NVMe What's The Difference Exactly?

SATA SSD vs PCIe SSD - What's the difference? nvme vs m 2 slot difference No M2 is just a form factor storage device that says nothing about the data transfer interface NVMe is a specification for access protocols nvme m2 slot The seek time for data is ten times faster NVMe can deliver a sustained read-write speed of 2000MB per second, way faster than the SATA SSD III

nvme gen 4 in gen 3 slot 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,