ASUS P3B-1394 User’s Manual
19
WARNING!
Frequencies above 100MHz exceed the specifications for the on-
board Intel Chipset and are not guaranteed to be stable.
3. HARDWARE SETUP
Motherboard Settings
3. H/W SETUP
2) CPU Core:BUS Frequency Multiple (DIP_SW Switches 1-4)
This option sets the frequency multiple between the Internal frequency of the
CPU and the CPU’s External frequency. These must be set in conjunction with the
CPU Bus Frequency.
P3B-1394
®
P3B-1394 CPU Core:External
Frequency Multiple
DIP_SW
4.5x(9/2)
ON
1
2345
6789
1
0
4.0x(4/1)
ON
1
2345
6789
1
0
3.5x(7/2)
ON
1
2345
6789
1
0
3.0x(3/1)
ON
1
2345
6789
1
0
5.0x(5/1)
ON
1
2345
6789
1
0
5.5x(11/2)
ON
1
2345
6789
1
0
6.0x(6/1)
ON
1
2345
6789
1
0
6.5x(13/2)
ON
1
2345
6789
1
0
7.0x(7/1)
ON
1
2345
6789
1
0
Set the DIP switches by the Internal speed of your processor as follows:
(CPU Ext. Freq.)
(Freq. Multiple)
Intel CPU Model
Freq
Mult Ext Freq
6
7
8
9
10
2
3
4
5
Pentium III
600MHz
6.0x
100MHz
[OFF] [OFF] [OFF] [OFF] [ON]
[ON] [ON] [ON] [OFF]
Pentium III
550MHz
5.5x
100MHz
[OFF] [OFF] [OFF] [OFF] [ON]
[OFF] [OFF] [OFF] [ON]
Pentium III
500MHz
5.0x
100MHz
[OFF] [OFF] [OFF] [OFF] [ON]
[ON] [OFF] [OFF] [ON]
Pentium III/II
450MHz
4.5x
100MHz
[OFF] [OFF] [OFF] [OFF] [ON]
[OFF] [ON] [OFF] [ON]
Pentium II
400MHz
4.0x
100MHz
[OFF] [OFF] [OFF] [OFF] [ON]
[ON] [ON] [OFF] [ON]
Pentium II
350MHz
3.5x
100MHz
[OFF] [OFF] [OFF] [OFF] [ON]
[OFF] [OFF] [ON] [ON]
Celeron
500MHz
7.5x
66MHz
[ON] [OFF] [OFF] [ON] [ON]
[OFF] [OFF] [ON] [OFF]
Celeron
466MHz
7.0x
66MHz
[ON] [OFF] [OFF] [ON] [ON]
[ON] [OFF] [ON] [OFF]
Celeron
433MHz
6.5x
66MHz
[ON] [OFF] [OFF] [ON] [ON]
[OFF] [ON] [ON] [OFF]
Celeron
400MHz
6.0x
66MHz
[ON] [OFF] [OFF] [ON] [ON]
[ON] [ON] [ON] [OFF]
Celeron
366MHz
5.5x
66MHz
[ON] [OFF] [OFF] [ON] [ON]
[OFF] [OFF] [OFF] [ON]
Pentium II/Celeron
333MHz
5.0x
66MHz
[ON] [OFF] [OFF] [ON] [ON]
[ON] [OFF] [OFF] [ON]
Pentium II/Celeron
300MHz
4.5x
66MHz
[ON] [OFF] [OFF] [ON] [ON]
[OFF] [ON] [OFF] [ON]
Pentium II/Celeron
266MHz
4.0x
66MHz
[ON] [OFF] [OFF] [ON] [ON]
[ON] [ON] [OFF] [ON]
Pentium II
233MHz
3.5x
66MHz
[ON] [OFF] [OFF] [ON] [ON]
[OFF] [OFF] [ON] [ON]
For updated processor settings, please visit ASUS’ web site (see ASUS CONTACT INFORMATION).