Supermicro SuperServer 6048R-TXR, User Manual

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Chapter 7: BIOS
7-11
This item configures the link speed of a PCI-E port specified 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) .
IOU0 (II02 PCIE Port 2)
Use this item to configure the PCI-E port Bifuraction setting for a PCI-E port speci -
fied by the user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto .
CPU2 SLOT8 PCI-E 3.0 x8 Link Speed
This item configures the link speed of a PCI-E port specified 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) .
CPU2 SLOT9 PCI-E 3.0 x8 Link Speed
This item configures the link speed of a PCI-E port specified 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 configure the PCI-E port Bifuraction setting for a PCI-E port speci -
fied by the user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto .
CPU2 SLOT6 PCI-E 3.0 x8 Link Speed
This item configures the link speed of a PCI-E port specified 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) .
CPU2 SLOT7 PCI-E 3.0 x8 Link Speed
This item configures the link speed of a PCI-E port specified 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) Configuration
Enable IOAT
Select Enable to enable Intel I/OAT (I/O Acceleration Technology) support, which
significantly reduces CPU overhead by leveraging CPU architectural improve -
ments and freeing the system resource for other tasks. The options are Enable
and Disable.