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

PCIe 3 Transfer Rates :: Hardware and Operating Systems pcie 4 in pcie 3 slot ssd 2 PCIe 3 and 4 drives look identical from the outside The difference is the standard in the way they connect to the motherboard, and thus, the pciex16 slot configuration If B 550m Pro4, the second slot is , not Don't blame the product for what you don't know Specifications Model NVME SSD to PCIe

pcie 4 m2 in pcie 3 slot They are all compatible Even a PCIe SSD will work just fine, but the speed will be limited to PCIe x4