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| CPU External Clock (BUS) Frequency Selection |
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50MHz |
|
55MHz |
|
60MHz |
|
66MHz |
|
75MHz |
|
83MHz |
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| CPU: BUS Frequency Ratio |
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1.5x |
|
2.0x |
|
2.5x |
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3.0x |
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| Single Power Plane |
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STD 3.3v (default) |
|
VRE 3.4 - 3.6v |
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JP17 |
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JP17 |
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 |
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| Dual Power Plane CPU Voltage Regulator Selection (JP20) |
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| |
JP20 |
|
JP20 |
|
JP20 |
|
JP20 |
|
JP20 |
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[1-2] |
|
[3-4] |
|
[5-6] |
|
[7-8] |
|
[9-10] |
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2.5v |
|
2.7v |
|
2.8v |
|
2.9v |
|
Reserved |
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