5-9
Chapter 5: BIOS
Table 5-5. Chipset Configuration Sub-menu
Menu Option
Description
North Bridge
Configuration
This sub-menu configures North Bridge features and shows configuration
information.
IOH
Configuration
This sub-menu configures Intel VT-d and Intel I/OAT in your system and
configures IOU PCIe port bifurcation controls.
Intel VT-d
This setting allows you to
Enable
or Disable Intel Virtualization Technology for in
your system.
Ageing Timer
Rollover
This configures the deadlock breaker upon PCI-E transfers. Default will follow
BIOS setting. Options include
Default
, Disabled, 32 us, 128 us and 512 us.
Data Direct I/O
This enables or disables the Intel I/O acceleration technology (I/OAT) in your
system. Options include
Enabled
and Disabled.
DCA Support
This static setting disables or enables DCA support in your system. Options
include
Enabled
and Disabled.
QPI
Configuration
This sub-menu statically displays Current QPI Link Speed and Current QPI Link
Freq as well as providing options for Isoc, QPI Link Speed Mode and QPI Link
Frequency Select.
Isoc
This setting allows you to Enable or
Disable
Isoc in your system.
MesegEn
This setting allows you to Enable or
Disable
Meseg in your system.
QPI Link
Speed Mode
This setting allows you to select QPI Link Speed as being either
Fast
or Slow
mode.
QPI Link
Frequency
Select
This setting allows you to select the QPI link frequency. Options include
Auto
,
6.4 GT/s, 7.2 GT/s or 8.0 GT/s.
QPI Link0s
This setting allows you to Enable or
Disable
Link0s in your system.
QPI Link0p
This setting allows you to Enable or
Disable
Link0p in your system.
DIMM
Configuration
This sub-menu displays static Memory Configuration information (Current
Memory Mode, Current Memory Speed, Mirroring and Sparing), DIMM
Information and other option settings.
DIMM
Information
Static DIMM presence and size information is shown when this sub-menu is
selected.
Memory Mode
This setting sets the system memory mode. The only option for this setting is
Independent
(default) – All DIMMs are available to the operating system.
DRAM RAPL
Mode
This setting allows you to select DRAM RAPL Mode for your system. Options
include Disabled, DRAM RAPL Mode0 and
DRAM RAPL MODE1
.
DDR Speed
This setting allows you to force DDR speed for your system. Options include
Auto
, Force DDR3 800, Force DDR 1066, Force DDR 1333, Force DDR 1600
and Force SPD.
Channel
Interleaving
This setting allows you to select different channel interleaving settings. Options
include
Auto
, 1 Way, 2 Way, 3 Way and 4 Way.
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