Do M.2 Drives Use Pcie Lanes?

The M. 2 specification provides up to four PCI Express lanes and one logical SATA 3.0 (6 Gbit/s) port, and exposes them through the same connector so both PCI Express and SATA storage devices may exist in the form of M. 2 modules.

Do m 2 drives take up PCIe lanes?

NVMe SSDs use up to 4 PCIe lanes each and can connect using PCIe slots, an M. 2, U. ... If a CPU that only has 16 PCIe lanes is configured with a graphics card and an M. 2 SSD, it will reduce the number of lanes being used by the graphics card to eight, to free up four lanes for the SSD.

Does m 2 Disable PCIe slots?

The docs state that using the second M2 slot will disable one of the PCIE x16 slots, and the first M2 slot one of the PCIE x4 slots.