Does storage use up a PCIe lane? : rbuildapc

2 PCIe drive is only compatible with the slot on the motherboard The slot supports different cards However, the SATA SSDs can use both

By specification, all PCIe cards are backwards compatible with the lowest bandwidth x1 lane slots If the x1 slot is designed with an open end,

m2 nvme slot According to wikipedia M keyed means PCIe ×4, SATA and SMBus So a M-keyed port can do both PCIeNVMe and SATA

m2 pcie 40 in 30 slot Remember, certain mobos only allow you to use either the none GPU PCI-E slots or the chipset