Supermicro X11DPH-I User Manual page 97

Chapter 4: UEFI BIOS
SR-IOV Support (Available if the system supports Single-Root Virtualization)
Select Enabled for Single-Root IO Virtualization support. The options are Enabled and
Disabled.
MMIOHBase
Use this feature to select the base memory size according to memory-address mapping for
the IO hub. The base memory size must be between 4032G to 4078G. The options are 56T,
40T, 24T, 16T, 4T, and 1T.
MMIO High Granularity Size
Use this feature to select the high memory size according to memory-address mapping for
the IO hub. The options are 1G, 4G, 16G, 64G, 256G, and 1024G.
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 how the lowest MMCFG (Memory-Mapped Confi guration) base is
assigned to onboard PCI devices. The options are 1G, 1.5G, 1.75G. 2G, 2.25G, and 3G.
NVMe Firmware Source
This feature determines which type of the NVMe fi rmware should be used in your system.
The options are Vendor Defi ned Firmware and AMI Native Support.
VGA Priority
Use this feature to select the graphics device to be used as the primary video display for
system boot. The options are Onboard and Offboard.
PCI Devices Option ROM Settings
Onboard NVME1/NVME2 OPROM
Select EFI to allow the user to boot the computer using an EFI (Extensible Firmware Interface)
device installed on the NVME connector specifi ed by the user. Select Legacy to allow the
user to boot the computer using a legacy device installed on the NVME connector specifi ed
by the user. The options are Disabled, Legacy and EFI.
CPU1 Slot 1 PCI-E 3.0 x8 OPROM/CPU2 Slot 2 PCI-E 3.0 x16 OPROM/CPU1 Slot
3 PCI-E 3.0 x8 OPROM/CPU2 Slot 4 PCI-E 3.0 x16 OPROM/CPU2 Slot 5 PCI-E x16
OPROM/CPU1 Slot 6 PCI-E 3.0 x 8 OPROM/CPU1 Slot 7 PCI-E 3.0 x 8 OPROM/
M.2-C1 PCI-E 3.0 x4 OPROM/M.2-C2 PCI-E 3.0 x4 OPROM
Select EFI to allow the user to boot the computer using an EFI (Extensible Firmware Interface)
device installed on the PCI-E slot specifi ed by the user. Select Legacy to allow the user to
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