Supermicro X11SPi-TF

Chapter 4: BIOS
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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 o󰀨. The options are
Disable, Enable, and Auto.
Enhanced Halt State (C1E)
Select Enable to use Enhanced Halt State technology, which will signicantly reduce the
CPU's power consumption by reducing its clock cycle and voltage during a Halt-state.
The options are Disable and Enable.
Package C State Control
Package C State
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, C6 (Retention) State, No Limit,
and Auto.
CPU T State Control
Software Controlled T-States
Use this feature to enable Software Controlled T-States. The options are Disable and
Enable.
Chipset Conguration
Warning: Setting the wrong values in the following features may cause the system to malfunc-
tion.
North Bridge
This feature allows the user to congure the following North Bridge settings.
UPI Conguration
The following UPI information will display:
• Number of CPU
• Number of IIO
• Current UPI Link Speed
• Current UPI Link Frequency