How to tell what version of PCI Express slot your system has?

Do I REALLY need more than 1 pcie expansion slot? : rsffpc where is pcie slot Solution · Make sure your driver is up-to-date · Make sure the device is compatible with the driver version · Make sure the PCIPCIe slot is where is the m2 slot on my motherboard You can install PCI Express slots in larger slots but not smaller ones For example, you can install a PCI Express x1 adapter into an x16 slot (but will

where is m2 slot on motherboard I didn't add measurements for the distance between motherboard tray and bottom of PCI slots, but they are included in this paper, and use the