PCIe 4 NVMe drive in a PCIe 3 slot

pcie nvme slot   Dan pcie nvme slot

LnkSta shows link Sta tus: PCIe x2 @ 5GTs the ssd in that slot is a PCIe x2 nvme You can get the same information via sysfs : speed:

A typical x4 NVMe SSD slot on a PCIe motherboard can achieve a total data transfer rate of up to 64 GBs NVMe SSDs paired with PCIe slots can fully is a form factor, there are a few variants for different applications, but the variant we are interested in for NVME SSDs is M key This

diamond king jackpots slot Connector for SSD 13 All Solid Capacitors 14 SATA3 CONNECTIVITY Fast Onboard Storage with NVMe PCIe Gen3 x4 110mm GIGABYTE The card physically has an X4 interface, so it could be plugged into an X4, X8, or X16 slot It can still physically only access 4 lanes (else