Asus Prime Z270-A Series Bios Manual page 38

CPU C-states
This item allows you to set the power saving of the CPU states.
Configuration options: [Auto] [Disabled] [Enabled]
The following items appear only when you set the CPU C-states to [Enabled].
CFG Lock
This item allows you to disable or enable the CFG Lock.
Configuration options: [Enabled] [Disabled]
Intel(R) Speed Shift Technology
This item allows you to disable or enable Intel(R) Speed Shift Technology support.
When enabled, CPPC v2 interface allows hardware controlled P-states.
Configuration options: [Enabled] [Disabled]
Execute Disable Bit
Execute Disable prevents certain classes of malicious buffer overflow attacks when combined
with a supporting OS (SuSE Linux 9.2, RedHat Enterprise 3 Update 3).
Configuration options: [Disabled] [Enabled]
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Enhanced C-States
When enabled, CPU will switch to minimum speed when all cores enter
C-State.
Configuration options: [Enabled] [Disabled]
CPU C3 Report
This item allows you to disable or enable the CPU C3 report to the
operating system.
Configuration options: [Enabled] [Disabled]
CPU C6 Report
This item allows you to disable or enable the CPU C6 report to the
operating system.
Configuration options: [Enabled] [Disabled]
CPU C7 Report
This item allows you to disable or enable the CPU C7 report to the
operating system.
Configuration options: [CPU C7] [CPU C7s] [Disabled]
CPU C8 Report
This item allows you to disable or enable the CPU C8 report to the
operating system.
Configuration options: [Enabled] [Disabled]
Package C State Limit
This item allows you to set the C-state limit for the CPU package.
Configuration options: [Auto] [C0/C1] [C2] [C3] [C6] [C7] [C7s] [C8] [CPU
Default]
ASUS PRIME Z270-A/AR Series BIOS Manual