Supermicro 6027TR-H70FRF, User Manual, Page: 111 / 134

Chapter 7: BIOS
7-9
IOU3-PCIe Port
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, and x16 .
Port 3A Link Speed
Select GEN1 to enable PCI-Exp Generation 1 support for Port 3A. Select GEN2
to enable PCI-Exp Generation 2 support for Port 3A. Select GEN3 to enable PCI-
Exp Generation 3 support for Port 3A. The options are GEN1, GEN2, and GEN3 .

QPI Confi guration
Current QPI Link Speed
This item displays the speed of the QPI Link.
Isoc
Select Enabled to enable Ischronous support to meet QoS (Quality of Service)
requirements. This feature is especially important for virtualization technology.
The options are Disabled and Enabled.
Current QPI Frequency
This item displays the frequency of the QPI Link.
QPI (Quick Path Interconnect) Link Speed Mode
Use this feature to select data transfer speed for QPI Link connections. The
options are Fast and Slow.
QPI Link Frequency Select
Use this feature to select the desired QPI frequency. The options are Auto , 6.4
GT/s, 7.2 GT/s, and 8.0 GT/s.