Abit PD5NE Features - 2-14
2-14
Chapter 2
Cyrix/IBM 6x86/6x86L CPU
Cyrix / IBM
6x86/6x86L
External
clock
Internal
clock
External clock Factor
Reserve
External clock Frequency
DS1
DS2
DS3
DS4
DS5
DS6
DS7
DS8
PR120+
50MHz 100MHz ON
OFF
OFF
OFF
OFF
ON
ON
OFF
PR133+
55MHz 110MHz ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
PR150+
60MHz 120MHz ON
OFF
OFF
OFF
OFF
ON
OFF
OFF
PR166+
66MHz 133MHz ON
OFF
OFF
OFF
OFF
OFF
ON
OFF
PR200+
75MHz 150MHz ON
OFF
OFF
OFF
OFF
ON
OFF
ON
6x86MX
PR166
66MHz 133MHz ON
OFF
OFF
OFF
OFF
OFF
ON
OFF
60MHz 150MHz ON
ON
OFF
OFF
OFF
ON
OFF
OFF
PR200
66MHz 166MHz ON
ON
OFF
OFF
OFF
OFF
ON
OFF
75MHz 150MHz ON
OFF
OFF
OFF
OFF
ON
OFF
ON
PR233
66MHz 200MHz OFF
ON
OFF
OFF
OFF
OFF
ON
OFF
75MHz 188MHz ON
ON
OFF
OFF
OFF
ON
OFF
ON
83MHz 166MHz ON
OFF
OFF
OFF
OFF
OFF
ON
ON
PR266
66MHz 233MHz OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
There are eight switches at SW2, DS1-DS3 is using to setup the rating
parameter, DS6-DS8 is using to setup the external clock, the following
table presents all of the adjustments for the setup combinations of CPU.