For each clock cycle. The phrase "the CPU does four instructions per clock" means that four machine instructions have been executed within one cycle of the CPU clock, the master clock that synchronizes everything in the computer. For example, in a 1 GHz computer, each clock cycle is 1 nanosecond long (one billion nanoseconds divided by one billion cycles). See clock.
 | Reproduced with permission from Computer Desktop Encyclopedia. Copyright (c) 1981-2009 The Computer Language Company Inc. All rights reserved. |
Additional Resources
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- Software downloads 2009-11-19
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- Software downloads 2009-11-06
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- Discussion threads 2009-11-04
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- Discussion threads 2009-10-27
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- Software downloads 2009-10-22
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- Discussion threads 2009-10-20
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- Discussion threads 2009-10-20
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