Windows 11 doesn't recognize an NVMe in a pcie slot after

Whether it means anything to you or not I don't know, but it is possible the PCIe v4 SSD will generate less heat and consume less power running

To take advantage of PCIe , both ends of the connection need to support it; if you have a PCIe bus on your motherboard but a PCIe SSD

pcie 1 slot PCIe SSDs are twice as fast as PCIe SSDs But next-generation PCIe SSDs will double PCIe Gen 4 speeds

pcie m2 slot ssd in that slot is a PCIe x2 nvme You can GPU: GTX 1660 Ti, X570 based motherboard