SN850 only running at PCIe Gen 3?

I run a PCIe Gen 3 x4 NVMe SSD through my chipset coming from a Gen 2 x4 slot 2 connectors utilize 4 lanes which brings it up to a

You'll be able to do more with less in this case, since a PCIe x8 slot can handle almost exactly what a PCIe x16 slot can currently

m2 vs nvme slot 2 The current PCIe Gen 3 slots have started to be replaced with PCIe Gen 4, resulting

m2 slot types 2 that's If it's B only, it won't fit Total supports 2 x slot and 4 x SATA 6Gbs ports 3rd Gen AMD Ryzen™ Processors :