B550M Pro4

How to tell what version of PCI Express slot your system has? can i put a gen 4 m 2 in a gen 3 slot I purchased a 4TB 2280 PCIe Gen4 NVMe SSD to add to an Inspiron 15 7567 as a storage drive The original hard drive was getting noisy can i put a slot machine in my business On 12th gen motherboard, what happens if you plug a Gen 3 SSD into a Gen 4 Slot and

candy burst slot What is the difference between Gen4 and Gen3? Why is there such a large price difference? PCIe Gen4 is the fourth generation of the PCI Express specification