17
6
4
2
3
1
5
5-6 On
6
4
2
3
1
5
1-2 On
6
4
2
3
1
5
3-4 On
JP12
2-3 On
2-3 On
1-2 On
2-3 On
1-2 On
1-2 On
1-2 On
1-2 On
1-2 On
CPU Speed
75MHz
90MHz
100MHz
100MHz
110MHz
120MHz
133MHz
150MHz
166MHz
CPU External
Speed
50MHz
60MHz
50MHz
66MHz
55MHz
60MHz
66.66MHz
60MHz
66MHz
Frequency
Ratio
1.5x
1.5x
2x
1.5x
2x
2x
2x
2.5x
2.5x
JP11
2-3 On
2-3 On
2-3 On
2-3 On
2-3 On
2-3 On
2-3 On
1-2 On
1-2 On
Only Cyrix CPU supports 110MHz.
3
2
1
3
2
1
1-2: On
2-3: On
Frequency Ratio:
“1.5” refers to 1.5 times the speed of the CPU’s external clock speed.
“2” refers to twice the speed of the CPU’s external clock speed.
“2.5” refers to 2.5 times the speed of the CPU’s external clock speed.