IEI Integration PPC-5xxx-9455 v1.00 - Manual (Page 131)

PPC-5xxx-9455 Panel PC
Page 113
5.7 Chipset
Use the Chipset menu (BIOS Menu 22) to access the Northbridge and Southbridge
configuration menus
WARNING!
Setting the wrong values for the Chipset BIOS selections in the Chipset
BIOS menu may cause the system to malfunction.
BIOS Menu 22: Chipset