Software • BIOS options
Chapter 4 Software
Panel PC 900 User's Manual V1.05
205
BIOS setting
Function
Configuration options
Effect
Disabled
Disables this function
Adjacent cache line
prefetch
Option for enabling/disabling the adjacent cache
line prefetcher
Enabled
Enables this function. Loads the current and
next line to cache in order to accelerate the read
process
TCC
1)
activation offset
Option for configuring the offset of the thermal
control circuit (TCC) at temperatures below the
TCC activation temperature
0 to 50
Sets the offset value
Primary plane current val-
ue
Option for configuring the maximum current on
the primary plane at any single time
0 to 255
Setting from 0 to 255
Secondary plane current
value
Option for configuring the maximum current on
the secondary plane at any single time
0 to 255
Setting from 0 to 255
Disabled
Disables Intel® SpeedStep™ technology
EIST
Option for enabling/disabling Intel®
SpeedStep™ technology
Enabled
Enables Intel® SpeedStep™ technology
Disabled
Disables Intel® Turbo Boost technology
Turbo mode
Option for enabling/disabling Intel® Turbo Boost
technology
Enabled
Enables Intel® Turbo Boost technology
Disabled
Disables this function. No report is sent to the
operating system.
CPU C3 report
Option for enabling/disabling the CPU C3 (ACPI
C2) report to the operating system
Enabled
Enables this function
Disabled
Disables this function. No report is sent to the
operating system.
CPU C6 report
Option for enabling/disabling the CPU C6 (ACPI
C3) report to the operating system
Enabled
Enables this function
Disabled
Disables this function. No report is sent to the
operating system.
CPU C7 report
Option for enabling/disabling the CPU C7 (ACPI
C3) report to the operating system
Enabled
Enables this function
TDP NOMINAL
Value remains at the TDP level
TDP DOWN
Value falls below the TDP level, with the CPU
running at lower power
TDP UP
Value rises above the TDP level, with the CPU
running at higher power
Configurable TDP
2)
Option for configuring the TDP level
Disabled
Disables this function
Disables this function
Config TDP LOCK
Option for locking and configuring the TDP con-
trol register
Enabled
Enables this function
Long duration power limit
Long duration power limit in watts
0 to 255
Setting from 0 to 255
Long duration maintained
Time period during which the "Long duration
power" option is enabled
0 to 120
Setting from 0 to 120
Short duration power limit
Short duration power limit in watts
0 to 255
Setting from 0 to 255
Disabled
Disables this function
ACPI T state
Option for enabling/disabling ACPI T state sup-
port.
Enabled
Enables this function
Table 177: Advanced - CPU configuration - Configuration options
1)
TCC = Thermal control circuit
2)
TDP = Thermal design power