I want to understand how PCIe lanes are shared on my motherboard

Sabrent NVMe SSD to PCIe X16X8X4 Card with Aluminum m2 pcie slot Two types of SSD Note: SSDs using the PCIe x4 bus use M-keys since it is the only one that supports PCIe x4 lanes m2 slot pc And a NVME SSD's uses x4 PCIe lane for performance with read and write speeds A big deal for those who are video editors or photographers who work with large

m2 slot types 2 adapters provide one slot for PCIe, and one for SATA True dual PCIe cards have x8 connector, for example AOC-SLG3-2M2 To fully