Asus PRIME H770-PLUS PRIME PROART TUF GAMING INTEL 700 Series BIOS Manual Engl - Page 57

System Agent (SA) Configuration, Control Iommu Pre-boot Behavior

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Page 57 highlights

Package C State Limit Allows you to set the C-state limit for the CPU package. Setting to [CPU Default] will leave it as the Factory default value. Setting to [Auto] will initialize the deepest available Package C State Limit. Configuration options: [C0/C1] [C2] [C3] [C6] [C7] [C7s] [C8] [C9] [C10] [CPU Default] [Auto] Thermal Monitor Allows you to enable or disable the Thermal Monitor. Configuration options: [Disabled] [Enabled] Dual Tau Boost Allows you to enable Dual Tau Boost feature. This is only applicable for Desktop 35W/65W/125W sku. When DPTF is enabled this feature is ignored. Configuration options: [Disabled] [Enabled] 6.3 System Agent (SA) Configuration The items in this menu allow you to change the System Agent (SA) parameters. VT-d Allows you to enable virtualization technology function on memory control hub. Configuration options: [Enabled] [Disabled] The following item appears only when VT-d is set to [Enabled]. Control Iommu Pre-boot Behavior Allows you to enable IOMMU in Pre-boot environment (if DMAR table is installed in DXE and if VTD_INFO_PPI is installed in PEI). Configuration options: [Disable IOMMU] [Enable IOMMU during boot] PRIME / ProArt / TUF GAMING Intel 700 Series BIOS Manual 57

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PRIME / ProArt / TUF GAMING Intel 700 Series BIOS Manual
57
Package C State Limit
Allows you to set the C-state limit for the CPU package. Setting to
[CPU Default]
will leave it as the Factory default value. Setting to
[Auto]
will initialize the deepest
available Package C State Limit.
Configuration options: [C0/C1] [C2] [C3] [C6] [C7] [C7s] [C8] [C9] [C10] [CPU Default]
[Auto]
Thermal Monitor
Allows you to enable or disable the Thermal Monitor.
Configuration options: [Disabled] [Enabled]
Dual Tau Boost
Allows you to enable Dual Tau Boost feature. This is only applicable for Desktop
35W/65W/125W sku. When DPTF is enabled this feature is ignored.
Configuration options: [Disabled] [Enabled]
6.3
System Agent (SA) Configuration
The items in this menu allow you to change the System Agent (SA) parameters.
VT-d
Allows you to enable virtualization technology function on memory control hub.
Configuration options: [Enabled] [Disabled]
The following item appears only when
VT-d
is set to
[Enabled]
.
Control Iommu Pre-boot Behavior
Allows you to enable IOMMU in Pre-boot environment (if DMAR table is installed in DXE and
if VTD_INFO_PPI is installed in PEI).
Configuration options: [Disable IOMMU] [Enable IOMMU during boot]