Supermicro SUPERO X9DRW-3LN4F+ User Manual page 86

X9DRW-3LN4F+/3TF+ Motherboard User's Manual
Short Duration Power Limit
This item displays the time period during which short duration power is main-
tained. The default setting is 0.
Chipset Configuration
North Bridge
This feature allows the user to configure the settings for the Intel North Bridge.
Integrated IO Configuration
Intel VT-d
Select Enabled to enable Intel Virtualization Technology support for Direct I/O
VT-d by reporting the I/O device assignments to the VWM (Virtual Working
Memory) through the DMAR ACPI Tables. This feature offers fully-protected
I/O resource sharing across Intel platforms, providing greater reliability, security
and availability in networking and data-sharing. The options are Enabled and
Disabled.
Intel® I/OAT
The Intel I/OAT (I/O Acceleration Technology) significantly reduces CPU over-
head by leveraging CPU architectural improvements, freeing the system resource
for other tasks. The options are Disabled and Enabled.
DCA Support
When set to Enabled, this feature uses Intel's DCA (Direct Cache Access)
Technology to improve data transfer efficiency. The default is Enabled and can
not be changed.
IIO 1 PCIe Port Bifurcation Control
This submenu configures the following IO PCIe Port Bifurcation Control settings
for IIO 1 PCIe ports to determine how the available PCI-Express lanes to be
distributed between the PCI-Exp. Root Ports.
IOU2-PCIe Port
This feature allows the user to set the bus speed between the IOU2 and the
PCI-Exp port. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, Auto.
IOU3-PCIe Port
This feature allows the user to set the bus speed between the IOU3 and the
PCI-Exp port. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
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