Chapter 4: AMI BIOS

C6 Latency (Available when "CPU C States" is set to Enabled)

Select Short to set a short delay time(period) during which the BIOS reports CPU C6 State (ACPI C3) to the operating system. Select Long to set a long delay time(period) during which the BIOS reports CPU C6 State (ACPI C3) to the operating system. The options are Short and Long.

CPU C7 Report (Available when "CPU C States" is set to Enabled)

Select Enabled to allow the BIOS to report the CPU C7 State (ACPI C3) to the operating system. CPU C7 State is a processor-specific low C-State. The options are Disabled, CPU C7, and CPU C7s.

C7 Latency (Available when "CPU C States" is set to Enabled)

Select Short to set a short delay time(period) during which the BIOS reports CPU C7 State (ACPI C3) to the operating system. Select Long to set a long delay time(period) during which the BIOS reports CPU C7 State (ACPI C3) to the operating system. The options are Short and Long.

C1 State Auto Demotion

When this item is enabled, the CPU will conditionally demote C3, C6 or C7 requests to C1 State based on un-cored auto-demote information. The options are Disabled and Enabled.

C3 State Auto Demotion

When this item is enabled, the CPU will conditionally demote C6 or C7 requests to C3 State based on un-cored auto-demote information. The options are Disabled and Enabled.

C State Pre-Wake

Select Enabled to support C State Pre-Wake State features. The options are Enabled and Disabled

Package C-State limit

Select Auto for the AMI BIOS to automatically set the limit on the C-State package register. The options are C0/C1, C2, C3, C6, C7, C7s and Auto.

LakeTiny Feature

Select Enabled for LakeTiny feature support for C-State configuration. The options are Enabled and Disabled.

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SUPER MICRO Computer C7Z87-OCE user manual C6 Latency Available when CPU C States is set to Enabled, C1 State Auto Demotion