sudo lshw -c display

  *-display
       description: VGA compatible controller
       product: GP104
       vendor: NVIDIA Corporation
       physical id: 0
       bus info: pci@0000:01:00.0
       version: a1
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress vga_controller bus_master cap_list rom
       configuration: driver=nvidia latency=0
       resources: irq:126 memory:de000000-deffffff memory:80000000-8fffffff memory:90000000-91ffffff ioport:e000(size=128) memory:c0000-dffff
  *-display
       description: VGA compatible controller
       product: GP104
       vendor: NVIDIA Corporation
       physical id: 0
       bus info: pci@0000:03:00.0
       version: a1
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress vga_controller bus_master cap_list rom
       configuration: driver=nvidia latency=0
       resources: irq:129 memory:dc000000-dcffffff memory:60000000-6fffffff memory:70000000-71ffffff ioport:d000(size=128) memory:dd000000-dd07ffff
  *-display
       description: VGA compatible controller
       product: GP104
       vendor: NVIDIA Corporation
       physical id: 0
       bus info: pci@0000:04:00.0
       version: a1
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress vga_controller bus_master cap_list rom
       configuration: driver=nvidia latency=0
       resources: irq:130 memory:da000000-daffffff memory:a0000000-afffffff memory:98000000-99ffffff ioport:c000(size=128) memory:db000000-db07ffff
  *-display
       description: VGA compatible controller
       product: GP102 [GeForce GTX 1080 Ti]
       vendor: NVIDIA Corporation
       physical id: 0
       bus info: pci@0000:05:00.0
       version: a1
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress vga_controller bus_master cap_list rom
       configuration: driver=nvidia latency=0
       resources: irq:131 memory:d8000000-d8ffffff memory:b0000000-bfffffff memory:c0000000-c1ffffff ioport:b000(size=128) memory:d9000000-d907ffff
  *-display UNCLAIMED
       description: VGA compatible controller
       product: GP102 [GeForce GTX 1080 Ti]
       vendor: NVIDIA Corporation
       physical id: 0
       bus info: pci@0000:07:00.0
       version: a1
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress vga_controller cap_list
       configuration: latency=0
       resources: memory:d6000000-d6ffffff ioport:a000(size=128) memory:d7000000-d707ffff