R - Intel 82801DB ICH4
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Intel 82801DB ICH4 This motherboard uses the Intel® 845G chipset. This chipset includes:

  • Intel 82845G Graphics and Memory Controller Hub (GMCH)
  • Intel 82801DB I/O Controller Hub (ICH4)
  • Intel 82802AB BIOS Firmware Hub (FWH)

Note: The BIOS Setup Utility provides configuration options for the I/O controller.

The 82801DB ICH4 is essentially the switchhouse for all components that plug into the motherboard except for memory and AGP cards, which are controlled by the GMCH.