BIOS Setup
FWA8600 User Manual
77
3
BIOS Setting
Description
Uncore Freq Scaling
(UFS)
Enables / Disables automous uncore frequency
scaling.
SpeedStep (Pstates)
Enables / Disables EIST (P-States).
Config TDP
Config TDP level selection.
Options: Normal, Level 1, Level 2
P State Domain
Per Logical (ONE): indicates the P-state
domain for each logical proc in the system.
Per Package (ALL): all procs indicate the same
domai in the same package.
EIST PSD Function
Chooses HW_ALL, SW_ALL, SW_ANY in
_PSD return.
SINGLE_PCTL
Single PCTL mode makes all cores in the
processor go to the most recent ratio request.
Single Power Domain
(SPD)
Single power domain aggregates the request
from all cores and the highest request ratio is
applied to all cores on the processor.
Boot Performance Mode
Select the performance state that the BIOS Will
set before OS hand off.
Options: Max Performance, Max Efficient, Set
by Intel Node Manager
Energy Efficient Turbo
Enables / Disables Energy efficient turbo, MSR
0x1FC [19].
Turbo Mode
Enables / Disables processor turbo mode
(requires EMTTM enabled too).
CPU Flex Ratio Override
Enables / Disables CPU flex ratio
programming.
Perf P-Limit
Program PERF _P _LIMIT 1:30:2:0xe4 sub
menu.
