lspci

List PCI devices

low risk

interactive breakdown — edit the command and press Explain
$ 
What it does

Shows PCI devices such as NICs and GPUs.

Common flags
FlagMeaning
-vVerbose
-kShow kernel drivers
-nnShow vendor/device IDs
Examples
lspci -kDevices and drivers · explain & risk-check →
Related
lsusb dmidecode
Open the full explainer →More in System & Processes

Reference text is hand-written and may be incomplete — check man lspci for your version. Test destructive commands on a non-production system first.