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2. CPU Core:Bus frequency multiple (Switches 1-4)
This option sets the frequency multiple between the CPU internal and
external frequencies. This must be set in conjunction with the CPU Bus
Frequency.
P4B-E
®
P4B-E CPU Frequency
Multiple Selection
1 2 3 4 5 6 7 8 9 10
ON
ON
ON
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
ON
8.0x
10.0x
11.0x
12.0x
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
ON
ON
ON
ON
13.0x
14.0x
15.0x
16.0x
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
ON
ON
ON
ON
17.0x
18.0x
19.0x
20.0x
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
ON
ON
ON
22.0x
23.0x
ON
21.0x
Figure 2-23
1 2 3 4 5 6 7 8 9 10
SWITCH
24.0x
CPU Core:Bus Frequency Multiple
Make sure that the JEN jumper is set to jumper mode before setting
the above switches.
The option to set the CPU core:bus frequency multiple is available only
on unlocked CPUs. If you are using a locked CPU, setting the switches
does not produce any effect.
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Chapter 2: Hardware information