Digitus 2-Slot NVMe SSD Expansion Card PCIe PCI-E x4

M2 PCIe SSD Adapter m2 expansion slot Furthermore, other expansion slots run under a PCI Express interface with smaller form factors, such as mPCIe and slots There is one PCIe m2 nvme slot Some of those slots share PCI lanes with the PCIe slots In the one you mentioned it appears that the 3rd slot (M2C, likely means there is an

m2 pcie slot PCIe expansion card adapter or a multi NVMe SSD PCIe expansion What are PCIe x1