Chapter 2 39

Power

The Power screen allows the user to configure various CPU and power managemen t options and device
wakeup behavior.
The table below describes the items, menus, and submenus in this screen. Settings in boldface are the default
and suggested parameter settings.
Parameter Description Option
C1E Configuration Enable or Disable C1E Dual-Core relate d
CPU power State. Griffin Mode or Disabled
CPU Throttle Enable or disable CPU Throttle. Disabled or Enabled
CPU Spread Spectrum Enable or disable CPU Spread Spectrum. Disabled or Enabled
iGPU Spread Spectrum Set the iGPU Spread Spectrum percentage. 1.00%, 2.00%, 3.00%,
4.00%, 5.00% or
Disabled
PCIE Spread Spectrum Enable or disable PCIE Spread Spectrum. Disabled or Enabled
SATA Spread
Spectrum Enable or disable SATA Spread Spectrum. Disabled or Linear Down
PState Confi guration Enable or disable ACPI PState Support Enabled or Disabled
USB CSC Resume Enable or disable wake up from S3 by USB
plug or unplug. Disabled or Enabled
Cannot_Find_String Enable or disable the Cannot_Find_String
message during bo o t. Disabled or Enabled
HIPM Enable or disable Aggressive Link Power
Management (HIPM). Disabled or Enabled
SATA FPCI Clock Set the SATA low power control level. 133 MHz or 200 MHz
PCI Clocks Enable all PCI clocks or lock down all PCI
clocks to Port 80. Enabled or Auto
Phoeni xB IOS Setup Ut ility
Informati on Mai n A dvanc ed S ecuri ty B oot Power Exit
It em Specific Help
C1E Configurati on [G ri ffi n M ode] E nable or Di sable
CPU Thr o ttle : [Di sabl ed] C1E Dual -Core related
CPU Spread Spectrum: [Enabled] CPU power State.
i GPU S pread S pectrum: [2.00% Tri angul ar Cent re]
P CIE Spread Spec trum: [Di sabl ed] A uto enables C1E
SATA Spread Spectrum: [Linear Down] i f dual core i s
P St ate Configuration [E nabl ed] detec ted and di sabl es
USB CSC Resume [Di sabl ed] C1E if single core
Cannot_Find_String [Di sabl ed] i s det ected.
HIPM [Disabled]
SATA FPCI Clock : [133Mhz]
PCI Clocks: [Enabled]
AltVid [Disabled]
ASPM (L0s / L1s) [Di sabl ed L0s]
P CIE Lane Swi zzle: [Disabled]
F1 Help ↑↓ Select Item F5/F6 Change Values F9 Setup Defaul ts
ESC Exit ←→ S el ect M enu Enter Selec tXSub-Menu F10 S ave and Exi t