At the heart of all computers is a clock, a dedicated timepiece ensuring that all of the parts of the computer are synchronized and can work together to execute the instructions that the computer ...

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 ...

Back in the day, people often compared computer processors by comparing their clock speed. Now, though, that value means very little when comparing two processors of different families. Ars Technica ...