Which Slot to use?

Will SATA SSD Work In A Motherboard PCIE x4? m2 pcie slot Reviewing the AMPCOM NVME SSD to PCIe Adapter Card, 64Gbps SSD PCIe4 m2 pcie 40 in 30 slot 1) Mechanical Lane requirement: the type of PCIe slot required by the card “x8 x16”

m2_1 slot There are some NVMe drives that are designed to fit into a standard PCIe motherboard slot much like a graphics card, but most NVMe drives use