Will a M+B key 8x Sata card work in a M key socket?

2230 pcie ssd m 2 2230 slot The Samsung 960 Pro NVMe SSD in an slot To get the most out of an NVMe drive, you want to run your operating system on it, so you must have m2 nvme slot 2 and mini PCIe What is M

m2_1 slot I Guess what I am after is to know if an SSD can go in this slot 1 2-M or Either the SATA lane directly or the PCIe lanes