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Chapter 4: AMI BIOS

4-9

Recommended Short Duration Power

This item displays the short duration power settings recommended by the

manufacturer.

Short Duration Power Limit

This item displays the period of time during which short duration power is

maintained.



ChipsetConguration



North Bridge

This feature allows the user to congure the settings for the Intel North Bridge.



IntegratedIOConguration

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) signicantly reduces CPU over-

head by leveraging CPU architectural improvements, freeing the system resource

for other tasks. The options are Disabled and Enabled.

DCA Support

Select Enabled to use Intel's DCA (Direct Cache Access) Technology to improve

data transfer efciency. The options are Enabled and Disabled.

IIO 1 PCIe Port Bifurcation Control

This submenu allows the user to congure the listed PCIe Port Bifurcation Control

settings for the IO 1 PCI-Exp port. This feature determines how to distribute the

available PCI-Express lanes to the PCI-E Root Ports.

PCIE Slot 6, Slot 5, Slot 4 Link Speed

This feature allows the user to set the PCI-Exp bus speed for the slot specied

above. The options are Gen1 (Generation 1), Gen2 and Gen3.

Supero X9DRL-iF User Manual

Questions and Answers: