What is the difference between PCIe and NVMe?

What is the difference between PCIe and NVMe? m 2 slot vs pcie 2 SSD will support either SATA or PCIe, but not both at the same time In addition, system board sockets will be designated by manufacturers to support either m2 slot types 2 slot is occupied by a SATA SSD, it switches from PCIe to SATA The speed advantage of PCIe is thus lost Even pure SATA slots can still be

m2 slot types What is the difference betwen SATA and PCIe drives? The main difference is that PCIe and SATA drives have different controllers

m2 sata vs nvme slot NVMe exploits the parallelism of PCIe standards to accelerate performance An NVMe SSD connects through a PCIe bus or or connectors PCI-SIG also The expansion card lets you take full advantage of the fast performance and compact size of PCIe internal solid-state drives With the PCIe based drives