How to determine from command line if NVMe slot is gen 3 or gen 4?

How to determine from command line if NVMe slot is gen 3 or gen 4? m 2 4 0 in 3 0 slot Comments You've got x4 slots, the SSD you've mentioned will work in any of them That's great, was so worried I had to buy another pcle gen x 4 ssd m2 slot types Unlike a more obvious and drastic upgrade where you can see the difference in the connector itself, PCIe 3 and 4 drives look identical from

m2 pcie slot Gen 4 PCIe Slot RAID 0 Performance Install the 8x4 Silent Gen4 PCIe card with your SSDs into your computer's x16 PCIe slot to achieve superior storage