PCIe vs PCIe SSDs Benchmarked

The difference between PCIE NVME & m 2 slot vs nvme is a new form of connectivity that allows a SSD to connect directly to the PCI-E bus rather than going through a SATA controller By m2 vs nvme slot 2 SSD is an SSD in the form factor is what was previously called the Next Generation Form Factor While NVMe SSDs exclusively

m2 slot types 2 despite being a different part of the tech) is a “new storage access and transport protocol for flash and next-generation solid-state drives,”