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

2 slot can interface with SATA , PCI Express (the default interface

The NVMe PCIe card allows you add PCI-e NVMe SSD to your motherboard without slot, perfect solution for PC upgraded * The M

pcie 3 slot In this video I will show you how to install an NVMe SSD into a computer that does not have an

pcie x 16 slot Utilize an available PCIe x4 expansion slot for the installation, removal, or interchange of PCIe SSDs The drive tray accommodates M-Key NVMe SSDs