Sonnet 8x4 Silent Gen4 PCIe Card

I want to know if my laptop has a GEN 3 NVME SLOT Or a G m 2 gen 4 in gen 3 slot B650M-HDV · Build for The Most Advanced PC · Optimized VRM Design · DDR5 Memory with Protection Circuit · Reinforced Steel Slot m2 expansion slot In comparison, PCIe Gen4 operates at 16 GTs, converting to about 2 GBs per PCIe lane PCIe Gen4 is the fourth generation of the PCI Express specification As

m2 slot mainboard I have a WD black SN850 500GB in my _1 slot on my ASUS ROG Strix x570i mobo The only thing I can find in bios is set to _1 link = Gen 4