$ hwinfo --gfx
25: PCI 100.0: 0300 VGA compatible controller (VGA)             
  [Created at pci.366]
  Unique ID: VCu0.m_kynNWg942
  Parent ID: vSkL.kW+yjvQ4Lu7
  SysFS ID: /devices/pci0000:00/0000:00:01.0/0000:01:00.0
  SysFS BusID: 0000:01:00.0
  Hardware Class: graphics card
  Model: "nVidia GT218 [GeForce 8400 GS Rev. 3]"
  Vendor: pci 0x10de "nVidia Corporation"
  Device: pci 0x10c3 "GT218 [GeForce 8400 GS Rev. 3]"
  SubVendor: pci 0x3842 "eVga.com. Corp."
  SubDevice: pci 0x1301 
  Revision: 0xa2
  Driver: "nouveau"
  Driver Modules: "drm"
  Memory Range: 0xfd000000-0xfdffffff (rw,non-prefetchable)
  Memory Range: 0xc0000000-0xcfffffff (ro,non-prefetchable)
  Memory Range: 0xdc000000-0xddffffff (ro,non-prefetchable)
  I/O Ports: 0xac00-0xac7f (rw)
  Memory Range: 0xfe780000-0xfe7fffff (ro,non-prefetchable,disabled)
  IRQ: 30 (416569 events)
  I/O Ports: 0x3c0-0x3df (rw)
  Module Alias: "pci:v000010DEd000010C3sv00003842sd00001301bc03sc00i00"
  Driver Info #0:
    Driver Status: nouveau is active
    Driver Activation Cmd: "modprobe nouveau"
  Config Status: cfg=new, avail=yes, need=no, active=unknown
  Attached to: #9 (PCI bridge)

Primary display adapter: #25