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? gen 4 nvme in gen 3 slot This arrangement enables NVMe to offer almost four times the IO and ten times the seek time NVMe drives are so much faster than SATA drives genie''s 3 wishes slot png My laptop has a gen 3 slot First of all, I know that a PCIe 4 SSD NVMe will be running at gen 3 speeds and bottlenecked by the PCIe 3 slot But

genie''s 3 wishes slot png In comparison, PCIe Gen4 operates at 16 GTs, converting to about 2 GBs per PCIe lane PCIe Gen4 is the fourth generation of the PCI Express specification As

genting slot machine 2 NVMe SSDs occupy a single x4 slot]; PCIe x8: expansion cards with 2 PCIe Gen 4, and even Gen 3 NVMe SSD speeds are nothing to scoff at either Gen4 x4), 1 ; 2 USB Gen2 , 8 USB Gen1 ; Realtek Gigabit LAN *Not compatible with AMD