Supermicro X9DRW-7TPF+ User Manual download pdf (Page 89)

Chapter 4: AMI BIOS

4-11

IIO 1 PCIe Port Bifurcation Control

This submenu congures the following IO PCIe Port Bifurcation Control settings

for IIO 1 PCIe ports to determine how the available PCI-Express lanes to be

distributed between the PCI-Exp. Root Ports.

II0 1 IOU1-PCIe Port

This feature allows the user to set the bus speed between the IOU1 and the

PCI-Exp port. The options are x4x4 and x8.

II0 1 IOU3-PCIe Port

If this feature allows the user to set the bus speed between the IOU3 and the

PCI-Exp port. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.

II0 2 PCIe Port Bifurcation Control

This submenu congures the following IO PCIe Port Bifurcation Control settings

for IIO 2 PCIe ports to determine how the available PCI-Express lanes to be

distributed between the PCI-Exp. Root Ports.

II0 2 IOU2-PCIe Port

If this feature allows the user to set the bus speed between the IOU2 and the

PCI-Exp port. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.

II0 2 IOU3-PCIe Port

If this feature allows the user to set the bus speed between the IOU3 and the

PCI-Exp port. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.

QPI Conguration

Current QPI Link

This item displays the current status of the QPI Link.

Current QPI Speed

This item displays the speed of the QPI Link.

Current QPI Frequency

This item displays the frequency of the QPI Link.

Isoc

Select Enabled to enable Isochronous support to meet QoS (Quality of Service)

requirements. This feature is especially important for virtualization technology.

The options are Enabled and Disabled.

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Supermicro X9DRW-7TPF+ User Manual Page 89