Supermicro SuperServer 6029P-WTR - Page 75

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Chapter 6: UEFI BIOS
75
IOU2 (II0 PCIe Br3)
This item congures the PCI-E port Bifuraction setting for a PCI-E port specied by the
user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
MCP0 (II0 PCIe Br4)
This item congures the PCI-E port Bifuraction setting for a PCI-E port specied by the
user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
MCP1 (II0 PCIe Br5)
This item congures the PCI-E port Bifuraction setting for a PCI-E port specied by the
user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
CPU2 PcieBr1D00F0 - Port 1A/PcieBr1D01F0 - Port 1B/RSC-R1UW-2E16
SLOT1/RSC-R1UW-E8R SLOT1
Link Speed
Use this item to select the link speed for the PCI-E port specied by the user. The op-
tions are Auto, Gen 1 (2.5 GT/s), Gen 2 (5 GT/s), and Gen 3 (8 GT/s).
PCI-E Port Max Payload Size
Selecting Auto for this feature will enable the motherboard to automatically detect the
maximum Transaction Layer Packet (TLP) size for the connected PCI-E device, allowing
for maximum I/O efciency. Selecting 128B or 256B will designate maximum packet size
of 128 or 256. Options are Auto, 128, and 256. Auto is enabled by default.
IOAT Conguration
Disable TPH
Transparent Hugepages is a Linux memory management system that enables commu-
nication in larger blocks (pages). Enabling this feature will increase performance. The
options are No and Yes.
Prioritize TPH
Use this feature to enable Prioritize TPH support. The options are Enable and Disable.
Relaxed Ordering
Select Enable to enable Relaxed Ordering support which will allow certain transactions to
violate the strict-ordering rules of PCI bus for a transaction to be completed prior to other
transactions that have already been enqueued. The options are Disable and Enable.