PCIe Gen 4 vs Gen 3: Do you need to spend extra on SSDs?

So i have a Asus x570 prime pro and today i was going to replace my gen 3 ssd with 2x gen 4 ones On setting the top M2 slot to forced gen 3

Questions about buying a gen 4 SSD NVMe for your Gen 3 laptop? Gen 3 or Gen 4 SSD is

williams slot machines Comments71 · All Type of SSD M · Should I Buy a Gen 4 SSD for My Gen 3 Laptop? · M

will a gen 4 ssd work in a gen 3 slot SSD Controller 980 Then we can get a detailed information about the slot and the device by the following