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

gen 3 Those sort of face-melting speeds pair nicely with supercharged NVMe drives Both the PCIe lanes in your motherboard and the slot

Solved: Does installing gen4 NVMe SSD on PCIe 3 slot affect the speed? or should i buy 3 gen3 NVMe ssd? Please give me some advice

nvme vs m2 slot difference Learn to distinguish cards, including slots, keys, sizes, and types Understand slot 2 NVMe options for configuration for a Precision 5510: M

nvme pcie slot The Samsung SSD 970 EVO Plus is a client PC NVMe SSD with 3-bit MLC V-NAND Kingston Fury Renegade NVMe Gen 4 SSD 1TB The Kingston Fury Renegade