MSI Z97I GAMING AC - Manual (Page 79)

Chapter 3
3-24 BIOS Setup 3-25 BIOS Setup
▶Intel C-State [Auto]
C-state is a processor power management technology defined by ACPI.
[Auto] This setting will be configured automatically by BIOS.
[Enabled] Detects the idle state of system and reduce CPU power consumption
accordingly.
[Disabled] Disable this function.
▶C1E Support [Disabled]
Enables or disables the C1E function for power-saving in halt state. This item ap-
pears when "Intel C-State" is enabled.
[Enabled] Enables C1E function to reduce the CPU frequency and voltage for
power-saving in halt state.
[Disabled] Disables this function.
▶Package C State limit [Auto]
This item allows you to select a CPU C-state mode for power-saving when system is
idle. This item appears when "Intel C-State" is enabled.
[Auto] This setting will be configured automatically by BIOS.
[C0~C7s] The power-saving level from high to low is C7s, C7, C6, C3, C2, then
C0.
▶LakeTiny Feature [Disabled]
Enables or disables Intel Lake Tiny feature with iRST for SSD. This item appears
when a installed CPU supports this function and "Intel C-State" is enabled.
[Enabled] Enhance the dynamic IO load adjusted performance for accelerating
the SSD speed.
[Disabled] Disables this feature.
▶EIST [Enabled]
Enables or disables the Enhanced Intel ® SpeedStep Technology. This item will ap-
pear when "Simple/ Advanced Mode" is set to [Simple].
[Enabled] Enables the EIST to adjust CPU voltage and core frequency dynami-
cally. It can decrease average power consumption and average heat
production.
[Disabled] Disables EIST.
▶Intel Turbo Boost [Enabled]
Enables or disables the Intel ® Turbo Boost. This item is for Simple mode and ap-
pears when the installed CPU supports this function.
[Enabled] Enables this function to boost CPU performance automatically above
rated specifications when system request the highest performance
state.
[Disabled] Disables this function.
Long Duration Power Limit (W) [Auto]
Sets the long duration TDP power limit for CPU in Turbo Boost mode.
▶Long Duration Maintained (s) [Auto]
Sets the maintaining time for "Long duration power Limit(W)".
▶Short Duration Power Limit (W) [Auto]
Sets the short duration TDP power limit for CPU in Turbo Boost mode.