Supermicro SUPERSERVER 5028D-TN4T - Page 90

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SUPERSERVER 5028D-TN4T User’s Manual
IIO1 Conguration
M.2 PCI-E 3.0 X4
This item congures the link speed of the PCI-E port specied by the user. The
options are Gen 1 (Generation 1) (2.5 GT/s), Gen 2 (Generation 2) (5 GT/s) and
Gen 3 (Generation 3) (8 GT/s).
SLOT 7 PCI-E 3.0 X16)
This item congures the link speed of the PCI-E port specied by the user. The
options are Gen 1 (Generation 1) (2.5 GT/s), Gen 2 (Generation 2) (5 GT/s) and
Gen 3 (Generation 3) (8 GT/s).
IOAT (Intel
®
IO Acceleration) Conguration
Enable IOAT
Select Enable to enable Intel I/OAT (I/O Acceleration Technology) support,
which signicantly reduces CPU overhead by leveraging CPU architectural
improvements and freeing the system resource for other tasks. The options are
Enable and Disable.
No Snoop
Select Enable to support no-snoop mode for each CB device. The options are
Disable 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.
ACS Control
Use this feature to program Access Control Services (ACS) to the PCI-E Root
Port Bridges. The options are Enable and Disable.
Interrupt Remapping
Select Enable for Interrupt Remapping support to enhance system performance.
The options are Enable and Disable.