SUPER MICRO Computer X9DRG-HTF Maximum Read Request, Aspm Support, Onboard LAN Option ROM Select

Chapter 4: AMI BIOS

Maximum Read Request

Select Auto to allow the system BIOS to automatically set the maximum Read Request size 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.

ASPM Support

This feature allows the user to set the Active State Power Management (ASPM) level for a PCI-E device. Select Force L0 to force all PCI-E links to operate at L0 state. Select Auto to allow the system BIOS to automatically set the ASPM level for the system. Select Disabled to disable ASPM support. The options are Disabled, Force L0, and Auto.

Warning: Enabling ASPM support may cause some PCI-E devices to fail!

CPU1 Slot 1 PCI-E 3.0 x16 OPROM/ CPU1 Slot 2 PCI-E 3.0 x16 OPROM/ CPU1 Slot 5 PCI-E 3.0 x8 OPROM/ CPU2 Slot 3 PCI-E 3.0 x16 OPROM/ CPU2 Slot 4 PCI-E 3.0 x16 OPROM

Select Enabled to enable Option ROM support to boot the computer using a network interface from the slots specified above. The options are Enabled and Disabled.

Onboard LAN Option ROM Select

Select iSCSI to use the iSCSI Option ROM to boot the computer using a network device. Select PXE (Preboot Execution Environment) to use an PXE Option ROM to boot the computer using a network device. The options are iSCSI and PXE.

Load Onboard LAN1 Option ROM/Load Onboard LAN2 Option ROM

Select Enabled to enable the onboard LAN1 Option ROM~LAN2 Option ROM. This is to boot the computer using a network device. The default setting for LAN1 Op- tion ROM is Enabled, and the default setting for LAN2 Option ROM is Disabled.

VGA Priority

This feature allows the user to select the graphics adapter to be used as the primary boot device. The options are Onboard, and Offboard.

Network Stack

Select Enabled enable PXE (Preboot Execution Environment) or UEFI (Unified Extensible Firmware Interface) for network stack support. The options are Enabled and Disabled.

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