Supermicro SBI-7126TG, User Manual, Page: 49 / 70

5-7
Chapter 5: BIOS
Intel (R) TurboMode
Tech This setting allows the processor cores to run faster than the marked frequency
in specific conditions. Options are either
Enabled or Disabled.
C1E Support
This setting should be enabled in order to enable or disable the “Enhanced Halt
State” in the system. Options include
Enabled or Disabled.
Intel (R) C-STATE
tech This setting allows the processor to set the idle state for power savings. Options
include
Enabled or Disabled.
C State package limit
setting The selected option for this setting will program into the C State package limit
register. Options include
Auto , C1, C3, C6 and C7.
C1 Auto Demotion
When enabled, the CPU will conditionally demote C3/C6/C7 requests to C1
based on uncore auto-demote information. Options include
Enabled and
Disabled.
C3 Auto Demotion
When enabled, the CPU will conditionally demote C6/C7 requests to C3 based
on uncore auto-demote information. Options include
Enabled and Disabled.
ACPI T State
Enabling this setting reports processor throttling in ACPI. Options include
Enabled or
Disabled .
Table 5-5. Advanced Chipset Control Sub-menu
Menu Option Description

CPU Bridge
Configuration
This sub-menu configures CPU Bridge features as well as showing
Configuration information.
CPU Bridge
Information
The top of this sub-menu contains non-configurable CPU Bridge Information
including CPU Revision, Current QPI Frequency, Current CPU1 Memory
Frequency, Current CPU2 Memory Frequency, Memory Reference Code
Revision and QPI Reference Code Revision
Request
Transaction ID
This setting allows you to specify options for the Request Transaction ID. Each
QPI transaction initiated by an agent has an associated RTID. Options include
Balanced or
IO Bias .
QPI Links Speed
This setting allows you to transition QPI links to Full-Speed or leave them in
Slow-Mode for the QPI data transfer speed.
QPI Frequency
This setting selects the desired QPI frequency. Option include Auto , 4.800 GT,
5.866 GT and 6.400 GT.
QPI L0s and L1
This setting enables the QPI power state to low power with L0s and L1
automatically selected by the mainboard. The options are
Disabled and
Enabled.
Memory
Frequency
This feature forces a DDR3 frequency slower than what the system has
detected. The available options are
Auto , DDR-800, Force DDR-1066, Force
DDR-1333 and Force SPD.
Table 5-4. Processor & Clock Options Sub-menu (Continued)
Menu Option Description