How does lspci find out physical slot number of a PCI device?

The “Backplane PCIe Gen3 6 Slots” has one 64 GbitS Uplink and six 32 Gbits Downlinks Via USB the status can be querieddisplayed This Backplane is

How does lspci find out physical slot number of a PCI device? A PCIe x16 slot has a physical length of approximately 89mm and has a single notch on the connector PCIe x16 devices are not compatible with smaller PCIe slots

The “Backplane PCIe Gen3 6 Slots” has one 64 GbitS Uplink and six 32 Gbits Downlinks Via USB the status can be querieddisplayed This Backplane is

pcie slot configuration gen1 gen2 gen3 An x16 slot accepts up to 16 lanes, but fewer lanes can be assigned Figure shows the concepts of PCIe lanes Notice how one lane has two

1 slot = 20mm, with the width of 110mm

pcie 4 m2 in pcie 3 slot *When using a PCIe x16 add-on card, the length of the card must not exceed 167mm or inches Automated Inspection Machine Application

The slots differ in both length and speed based on their number of PCIe slot of appropriate lane size to support your PCIe GPU