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Chapter 5 BIOS
SR-IOV (Available if the system supports Single-Root Virtualization)
Select Enabled for Single-Root IO Virtualization support. The options are Disabled and
Enabled.
Maximum Payload
Use this feature to select the setting for the PCI Express maximum payload size. The options
are Auto, 128 Bytes, 256 Bytes, 512 Bytes, 1024 Bytes, 2048 Bytes, and 4096 Bytes.
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 Disabled and Enabled.
Extended Tag
Disabled and Enabled.
ARI Forwarding
When this feature is enabled, the Downstream Port disables its traditional device number to
value is Disabled.
M.2 PCI-E 3.0 X4
The options are Disabled, Legacy, and EFI.
CPU SLOT 6 PCI-E 3.0 X8 OPROM
The options are Disabled, Legacy, and EFI.
CPU SLOT 7 PCI-E 3.0 X8 OPROM
The options are Disabled, Legacy, and EFI.
PCI-E 2.0 X1 OPROM
The options are Disabled, Legacy, and EFI.
Onboard SAS Option ROM
The options are Disabled, Legacy, and EFI.
Onboard LAN Option ROM Type
Legacy and EFI.