Supermicro SuperStorage SSG-6049SP-DE1CR60 User Manual page 87

IIO Configuration

EV DFX Features
When this feature is set to Enable, the EV_DFX Lock Bits that are located on a proces-
sor will always remain clear during electric tuning. The options are Disable and Enable.
CPU1 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.
CPU1 PCI-E Br0D00F0 - Port 0/DMI (Available for CPU 1
Configuration only)
Link Speed
Use this feature to configure the link speed of a PCI-E port specified by the user.
The options are Auto, Gen 1 (2.5 GT/s), Gen 2 (5 GT/s), and Gen 3 (8 GT/s).
The following information will be displayed:
PCI-E Port Link Status
PCI-E Port Link Max
PCI-E Port Link Speed
PCI-E Port Max (Maximum) Payload Size (Available for CPU 1 Configuration
only)
Select Auto for the system BIOS to automatically set the maximum payload value
for a PCI-E device specified by to user for system performance enhancement. The
options are Auto, 128B, and 256B.
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Chapter 6: UEFI BIOS