Abit PX5 User Manual page 30

3-4
CPU Operating Speed:
This option sets the CPU speed. Different CPU brands use different techniques
to indicate the CPU speed. For example, AMD and Cyrix use P-Rating.
In this field, the CPU speed is indicated like this: CPU speed (external clock x
multiplier factor)
Select the CPU speed according the type and the speed of your CPU.
¡i Note 1¡j For Intel Pentium CPUs, you can choose the following settings:
¡i Note 2¡j For AMD-K5 CPUs from AMD, you can choose the following
¡i Note 3¡j For Cyrix 6x86 and 6x86L CPUs, you can choose the following
¡i Note 4¡j User define external clock and multiplier factor:
ä 100 (66x1.5)
ä 133 (66x2)
ä 166 (66x2.5)
P-Ratings:
ä PR120 (60x1.5)
ä PR166 (66x1.75)
P-Ratings:
ä PR120+ (50x2)
ä PR150+ (60x2)
ä User Define
/ External Clock:
ä 50MHz
ä 60MHz
ä 75MHz
/ Multiplier Factor:
You can choose the following multiplier factors:
ä 1.5
ä 2.0
ä 3.0
However, differences will exist because of the various
brands and types available.
ä 120 (60x2)
ä 150 (60x2.5)
ä 200 (66x3)
äPR133 (66x1.5)
äPR133+ (55x2)
äPR166+ (66x2)
ä 55MHz
ä 66MHz
ä 83MHz
ä 1.75
ä 2.5
ä 3.5
Chapter 3