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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, power to all caches is turned off. The options are Disable,
Enable and Auto.
Enhanced Halt State (C1E)
Select Enable to enable "Enhanced Halt State" support, which will significantly reduce the
CPU's power consumption by minimizing CPU's clock cycles and reduce voltage during a
"Halt State." The options are Disable and Enable.
Package C State Control
Package C State
Use this feature to set the limit on the C-State package register. The options are C0/1 state,
C2 state, C6 (non-Retention) state, C6 (Retention) state, No Limit, and Auto.
Chipset Configuration
Warning: Setting the wrong values in the following sections may cause the system to malfunc-
tion.
North Bridge
This feature allows the user to configure the settings for the Intel North Bridge.
UPI (Ultra Path Interconnect) Configuration
This section displays the following UPI General Configuration information:
•
Number of CPU
•
Number of IIO
•
Current UPI Link Speed
•
Current UPI Link Frequency
•
UPI Global MMIO Low Base/Limit
•
UPI Global MMIO High Base/Limit
•
UPI PCI-E Configuration Base/Size
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Chapter 6: BIOS
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