What are the Differences between Gen4 and Gen3 PCIe SSDs?

What are the Differences between Gen4 and Gen3 PCIe SSDs? m 2 gen 4 in gen 3 slot Below are the speeds of potential SSDs depending on generation PCIe Gen 3 SSDs deliver read speeds of about 3500 MBs PCIe Gen 4 M m2 slot screw Boost your tech experience with the ASUS Hyper x16 Gen 4 Card Unleash next-level speeds and versatility for your NVMe drives

m2 slot screw Boost your tech experience with the ASUS Hyper x16 Gen 4 Card Unleash next-level speeds and versatility for your NVMe drives

m2_1 slot 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  2-2 e funziona, provato a spostare nello slot non me lo - Supports PCIe x4