Chapter 4: AMI BIOS
4-11
IOU1 (II0 PCIE Port 3)
Use this item to congure the PCI-E port Bifuraction setting for a PCI-E port speci-
ed by the user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
IIO2 Conguration
IOU2 (II02 PCIe Port 1)
This item congures the PCI-E port Bifuraction setting for a PCI-E port specied
by the user. The options are x4x4, X8, and Auto.
IOU0 (II02 PCIE Port 2)
Use this item to congure the PCI-E port Bifuraction setting for a PCI-E port speci-
ed by the user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
RSC-R1UW-2E16 Slot1 Link Speed
This item congures the link speed of a PCI-E port specied by the user. The
options are Gen 1 (Generation 1) (2.5 GT/s), Gen 2 (Generation 2) (5 GT/s),
and Gen 3 (Generation 3) (8 GT/s).
IOU1 (II02 PCIE Port 3)
Use this item to congure the PCI-E port Bifuraction setting for a PCI-E port speci-
ed by the user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
IOU0 (II0 PCIe Port 2)
This item congures the PCI-E port Bifuraction setting for a PCI-E port specied
by the user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
RSC-R1UW-2E16 Slot2 Link Speed
Use this item to congure the link speed of a PCI-E port specied by the user.
The options are Gen 1 (Generation 1) (2.5 GT/s), Gen 2 (Generation 2) (5 GT/s),
and Gen 3 (Generation 3) (8 GT/s).
IOAT (Intel® IO Acceleration) Conguration
Enable IOAT
Select Enable to enable Intel I/OAT (I/O Acceleration Technology) support, which
signicantly reduces CPU overhead by leveraging CPU architectural improve-
ments and freeing the system resource for other tasks. The options are Enable
and Disable.
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