Supermicro SUPERO X10DRU-i+ - Page 75

Chapter 4: AMI BIOS
4-9
 CPU C State Control
Package C-State limit
This feature allows the user to set the limit on the C-State package register. The
options are C0/C1 State, C2 State, C6 (Non Retention) State, and C6 (Reten-
tion) State.
CPU C3 Report
Select Enable to allow the BIOS to report the CPU C3 State (ACPI C2) to the
operating system. During the CPU C3 State, the CPU clock generator is turned
off. The options are Enable and Disable.
CPU C6 Report
Select Enable to allow the BIOS to report the CPU C6 State (ACPI C3) to the
operating system. During the CPU C6 State, the power to all cache is turned
off. The options are Enable and Disable.
Enhanced Halt State (C1E)
Select Enable to use Enhanced Halt-State technology, which will signicantly
reduce the CPU's power consumption by reducing the CPU's clock cycle and
voltage during a Halt-state. The options are Disable and Enable.
 CPU T State Control
ACPI (Advanced Conguration Power Interface) T-States
Select Enable to support CPU throttling by the operating system to reduce power
consumption. The options are Enable and Disable.
 SOCKET RAPL Cong
FAST_RAPL_NSTRIKE_PL2_DUTY_CYCLE
This feature displays the value of the item above within the range between 25
(10%) and 64 (25%).
Turbo Power Limit Lock
Use this feature to disable or enable the turbo settings. The options are Disabled
and Enabled.