Asus P5B User Manual

4-18 Chapter 2: BIOS setup
FSBTerminationVoltage[Auto]
Allows you to select the FSB termination voltagae or set it to auto for safe mode.
Conguration options: [Auto] [1.200V] [1.300V]
The following items appear only when the AI Tuning item is set to [Manual].
CPUFrequency[200]
Displays the frequency sent by the clock generator to the system bus and PCI bus.
The value of this item is auto-detected by the BIOS. Use the <+> and <-> keys to
adjust the CPU frequency. You can also type the desired CPU frequency using the
numeric keypad. The values range from 100 to 400. Refer to the table below for
the correct Front Side Bus and CPU External Frequency settings.
PCIExpressFrequency[Auto]
Allows you to select PCI Express frequency.
Conguration options: [Auto] [90] [91] [92] [93]... [150]
PCIClockSynchronizationMode[Auto]
Selects the PCI Clock Synchronization mode.
Conguration options: [Auto] [33.33MHz]
FSB/CPUExternalFrequencySynchronization
 FrontSideBus CPUExternalFrequency
FSB 1066 266 MHz
FSB 800 200 MHz
FSB 533 133 MHz
Refer to the CPU documentation before setting the CPU VCore voltage. A very
high Vcore voltage can severely damage the CPU!
The following items appear only when the AI Tuning item is set to [Manual] or
[AI N.O.S.].
MemoryVoltage[Auto]
Allows you to select the memory voltage or set it to auto for safe mode.
Conguration options: [Auto] [1.80V] [1.90V] [2.00V] [2.10V]
CPUVCoreVoltage[Auto]
Allows selection of the CPU VCore voltage. The conguration options vary
depending on the CPU installed. Setting to Auto allows the BIOS to detect the
VCore voltage of the CPU installed.

Asus P5B Specifications

General

ECC	No
Number of memory slots	4
Processor socket	LGA 775 (Socket T)
Processor manufacturer	Intel
Maximum number of SMP processors	1
USB 2.0 connectors	3
S/PDIF out connector	Yes
Number of SATA connectors	5
Special features	- ASUS AI Gear - ASUS AI Nap - ASUS Q-Fan 2 - ASUS Noise Filter - ASUS Q-Connector - ASUS O.C. Profile - ASUS CrashFree BIOS 3 - ASUS EZ Flash 2
Manageability features	WfM 2.0, DMI 2.0, WOL @ PME, WOR @ PME, PXE
Controller interface type	JMicron JMB363
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Audio output channels	7.1 channels
Motherboard form factor	ATX
Bundled software	ASUS PC Probe II ASUS Update AI Booster
Networking features	Gigabit Ethernet
BIOS memory size	64 Mbit

Weight and Dimensions

Depth	245 mm
Width	305 mm