Chapter 4: BIOS
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Maximum GT frequency
This feature denes the Maximum GT Frequency. Choose between 300MHz (RPN) and
1200MHz (RP0). Any value beyond this range will be clipped to its min/max supported
by the CPU. The options are Default Max Frequency or 300MHz~1200MHz (in incre-
ments of 50MHz).
Disable Turbo GT frequency
This feature disables Turbo GT frequency. Selecting Enabled disables Turbo GT fre-
quency. If set to Disabled, GT frequency limiters will be removed. The default is Disabled.
VT-d
This feature enables VT-d. The options are Disabled or Enabled.
SW Guard Extensions (SGX)
Select Enabled to activate the Software Guard Extensions (SGX). The options are Disabled,
Enabled, and Software Controlled.
Select Owner EPOCH input type
There are three Owner EPOCH modes (each EPOCH is 64 bit). The options are No Change
in Owner EPOCHs, Change to New Random Owner EPOCH, and Manual User Dened
Owner EPOCHs.
GNA Device (B0:D8:F0)
This feature enables the SA GNA device. The options are Disabled or Enabled.
X2APIC Opt Out
This feature enables X2APIC Opt Out. The options are Disabled or Enabled.
PCH-IO Conguration
PCI Express Conguration
DMI Link ASPM Control
This feature enables the control of Active State Power Management (ASPM) on the SA
side of the DMI Link. The options are Disabled, L0s, L1, L0sL1, and Auto.
Peer Memory Write Enable
This feature enables Peer Memory Writing. The options are Disabled or Enabled.
PCH SLOT7 PCI-E 3.0 X1
SLOT7 ASPM Support
This feature controls the Active State Power Management (ASPM) setting. The options
are Disabled, L0s, L1, L0sL1, and Auto.