Supermicro X11DPG-OT-CPU User Manual page 87

Chapter 4: BIOS
Maximum Read Request
Select Auto for the system BIOS to automatically set the maximum size for a read request
for a PCI-E device to enhance system performance. The options are Auto, 128 Bytes, 256
Bytes, 512 Bytes, 1024 Bytes, 2048 Bytes, and 4096 Bytes.
MMCFG Base
This feature determines the lowest MMCFG (Memory-Mapped Confi guration) base assigned
to PCI devices. The options are 1G, 1.5G, 1.75G. 2G, 2.25G, and 3G.
VGA Priority
This feature selects the graphics device to be used as the primary video display for system
boot. The options are Auto, Onboard and Offboard.
Disable Unused PLX
Select Enable to turn off PCI-E support when there are no downstream PCI-E devices attached
to this device. The options are Enabled and Disabled.
PLX Workaround for NVIDIA GPU
Select Enable to shut down PLX BAR0 and BAR1 support when a NVIDIA GPU is populated
in the slots. The options are Enabled and Disabled.
Onboard NVME1 OPROM/Onboard NVME2 OPROM
Select EFI to allow the user to boot the computer using an EFI (Expansible Firmware Interface)
device installed on the NVMe slot specifi ed by the user. Select Legacy to allow the user to
boot the computer using a legacy device installed on the NVMe slot specifi ed by the user. The
options are Disabled, Legacy and EFI. (Note: Riser card names may differ in each system.)
Onboard Video OPROM
Select EFI to allow the user to boot the computer using an EFI (Expansible Firmware Interface)
device installed on the video slot specifi ed by the user. Select Legacy to allow the user to
boot the computer using a legacy device installed on the video slot specifi ed by the user. The
options are Disabled, Legacy and EFI. (Note: Riser card names may differ in each system.)
Onboard LAN1 Option ROM
Use this feature to select the type of device to be installed in LAN Port1 used for system
boot. The options are Legacy, EFI, and Disabled.
Onboard LAN2 Option ROM
Use this feature to select the type of device to be installed in LAN Port2 used for system
boot. The options are Legacy, EFI, and Disabled.
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