Chapter 4: UEFI BIOS
63
cTDP Control
Use this setting to configure the cTDP Control. Options include Manual and
Auto
.
IOMMU
Use this setting to enable/disable IOMMU. Options include
Disabled
, Enabled, and Auto.
ACS Enable
Use this setting to enable/disable ACS. Options include Enabled, Disabled and
Auto
.
Package Power Limit Control
Use this setting for Package Power Limit Control. Options include Manual and
Auto
.
APBDIS
Use this setting to set APBDIS. Options include 0, 1 and
Auto
.
DF Cstates
Use this setting to enable/disable DF Cstates. Options include Disabled, Enabled, and
Auto
.
Preferred IO
Use this setting for Preferred IO. Options include Manual and
Auto
.
Memory Configuration
Memory Clock
This setting allows you to select different memory clock speed. The options include
Auto
and
speed settings from 2666MHz, 2933MHz to 3200MHz.
Memory Interleaving
This setting controls fabric level memory interleaving. Note that the channel, die and socket
have requirements on memory populations and it will be ignored if the memory doesn't support
the selected option. The options are Disabled and
Auto
.
Memory Interleaving Size
This setting controls the memory interleaving size. This determines the starting address of the
interleave (bit 8, 9, 10 or 11). The options are 256 Bytes, 512 Bytes, 1 KB, 2 KB and
Auto
.
Chipselect Interleaving
This setting controls interleave memory blocks across the DRAM chip for node 0. The options
are Disabled and
Auto
.
BankGroupSwap
This setting controls the Bank Group Swap. The options are Enabled, Disabled and
Auto
.
