Chapter 6: UEFI BIOS
87
CPU2 Configuration
IOU0 (IIO PCIe Br1)
This feature configures the PCI-E port Bifurcation setting for a PCI-E port specified by
the user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and
Auto
.
IOU1 (IIO PCIe Br2)
This feature configures the PCI-E port Bifurcation setting for a PCI-E port specified by
the user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and
Auto
.
IOU2 (IIO PCIe Br3)
This feature configures the PCI-E port Bifurcation setting for a PCI-E port specified by
the user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and
Auto
.
MCP0 (IIO PCIe Br4)
This feature configures the PCI-E port Bifurcation setting for a PCI-E port specified by
the user. The options are x16 and
Auto
.
MCP1 (IIO PCIe Br5)
This feature configures the PCI-E port Bifurcation setting for a PCI-E port specified by
the user. The options are x16 and
Auto
.
RSC-R1UW-E8R
SLOT1
Link Speed
This feature allows the user to select PCI-E support for the device installed in the
system. The options are
Auto
, Gen 1 (2.5 GT/s), Gen 2 (5 GT/s), and Gen 3 (8 GT/s)..
PCI-E Port Link Status
PCI-E Port Link Max
PCI-E Port Link Speed
PCI-E Port Max Payload Size
Select Auto for the system BIOS to automatically set the maximum payload value
for a PCI-E device to enhance system performance. The options are 128B, 256B,
and
Auto
.
