Supermicro X10SRi-F - Page 77

Chapter 4: AMI BIOS
4-13
Relaxed Ordering
Select Enable to enable Relaxed Ordering support, which will allow certain
transactions to violate the strict-ordering rules of PCI and to be completed prior
to other transactions that have already been enqueued. The options are Dis-
able and Enable.
 Intel VT for Directed I/O (VT-d)
Intel
®
VT for Directed I/O (VT-d)
Select Enable to use Intel Virtualization Technology support for Direct I/O VT-d
support by reporting the I/O device assignments to the VMM (Virtual Machine
Monitor) through the DMAR ACPI Tables. This feature offers fully-protected I/O
resource sharing across Intel platforms, providing greater reliability, security and
availability in networking and data-sharing. The options are Enable and Disable.
Interrupt Remapping
Select Enable for Interrupt Remapping support to enhance system performance.
The options are Enable and Disable.
Coherency Support (Non-Isoch)
Select Enable for the Non-Iscoh VT-d engine to pass through DMA (Direct
Memory Access) to enhance system performance. The options are Enable and
Disable.
Coherency Support (Isoch)
Select Enable for the Iscoh VT-d engine to pass through ATS to enhance system
performance. The options are Enable and Disable.
QPI (Quick Path Interconnect) Conguration
QPI Status
The following information will display:
• Number of CPU
• Number of IIO
Link Speed Mode
Use this item to select the data transfer speed for QPI Link connections. The
options are Fast and Slow.