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Mmio Ratio Skt0 (Available when IOH Resource Selection Type is set to
Manual)
The default setting is 6.
IOH PCIe Port Bifuracation Control
This submenu allows the user to configure the following 10 PCIe Port Bifurcation
Control settings for the IOH 0/IOH 1 PCI-Exp ports. This feature determines how
to distribute the available PCI-Express lanes to the PCI-E Root Ports.
IOU1-PCIe Port
This feature allows the user to set the PCI-Exp bus speed between IOU1 and
PCI-e port. The options are x4x4 and x8.
Port A Link Speed
Select GEN1 to enable PCI-Exp Generation 1 support for Port 1A. Select GEN2
to enable PCI-Exp Generation 2 support for Port 1A. The options are GEN1,
and GEN2.
IOU2 - PCIe Port
This feature allows the user to set the PCI-Exp bus speed between IOU2 and
PCIe port. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, and x16, and Auto.
IOU3 - PCIe Port
This feature allows the user to set the PCI-Exp bus speed between IOU3 and
PCIe port. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, and x16, and Auto.
Compatibility RID
Select Enabled to support Compatibility Revision ID (CRID) as specified in the
Sandybridge BIOS Specifications. The options are Enabled and Disabled.
Memory Configuration
•
Total Memory: This item displays the total memory size available in the system.
•
Current Memory Mode: This item displays the current memory mode.
•
Current Memory Speed: This item displays the current memory speed.
•
Mirroring: This item displays if memory mirroring is supported by the mother-
board.
•
Sparing: This item displays if memory sparing can be supported by the moth-
erboard.
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Chapter 7: BIOS
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