User`s manual
Chapter 4: AMI BIOS
4-15
PCI Latency Timer
This feature sets the latency Timer of each PCI device installed on a PCI bus. Select
64 to set the PCI latency to 64 PCI clock cycles. The options are 32, 64, 96, 128,
160, 192, 224 and 248.
PCIX Slot Frequency
This feature selects the maximum PCI bus speed. When Auto is selected, the bus
speed is determined automatically by the system based on the capability of the
device attached to the bus. The options are Auto, 33MHz PCI, 66MHz PCI, 66MHz
PCI-X M1, 100MHz PCI-X M1, and 133MHz PCI-X M1.
PCI IDE Bus Master
When enabled, the BIOS uses PCI bus mastering for reading/writing to IDE drives.
The options are Disabled and Enabled.
PCIE I/O Performance
This feature selects the setting for the IOH PCIE maximum payload size. The op-
tions are 128B and 256B.
ROM Scan Ordering
This item determines what kind of option ROM activates over another. The options
are Onboard First and Add-on First.
Slot1 PCIX 133MHz, Slot2 PCIX 133MHz, Slot3 PCI 33MHz, Slot4 PCIE x16,
Slot5 PCIE x4 on x8, Slot6 PCIE x16
Use this feature to enable or disable a PCI-E, PCI-X or a PCI slot. The options are
Disabled and Enabled.
Load Onboard LAN1 Option ROM/Load Onboard LAN2 Option ROM
This feature is to enable LAN OPROM for PXE. This is to boot computers using a
network interface. The options are Disabled and Enabled.
Boot Graphics Adapter Priority
Use this feature to select the graphics controller to be used as the primary boot
device. The options are Other and Slot 6. Select Slot 6 if a graphics controller is
installed in the CPU-controlled Slot 6 slot.
SuperIODeviceConguration
Serial Port1 Address/ Serial Port2 Address
This option species the base I/O port address and the Interrupt Request address
of Serial Port 1 and Serial Port 2. Select Disabled to prevent the serial port from