What are the Differences between Gen4 and Gen3 PCIe SSDs?

nvme gen 4 in gen 3 slot   Dan nvme m2 slot

For example I have two SSD bays the first one supports Gen 3 x 4 speeds the second one only supports Gen 3 x 2 speeds because there are a

The great thing about a PCIe gen 4 is that it's backwards compatible If you need to upgrade from a PCIe gen 3 to a gen 4, you can get it as a Gen4 x4), 1 ; 2 USB Gen2 , 8 USB Gen1 ; Realtek Gigabit LAN *Not compatible with AMD

bull slot machine Hi, I have not kept up with the NVMe or SSD tech Does having a Gen4 NVMe SSD in a Gen3 slot will limit the performance of the Gen4 SSD? Solved: Does installing gen4 NVMe SSD on PCIe 3 slot affect the speed? or should i buy 3 gen3 NVMe ssd? Please give me some advice