Joy's law (computing)

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In computing, Joy's law, first formulated by Sun Microsystems co-founder Bill Joy in 1983, states that the peak computer speed doubles each year and thus is given by a simple function of time. Specifically,

in which S is the peak computer speed attained during year Y, expressed in MIPS.[1]

Another statement attributed to Bill Joy that is also referred to as "Joy's law" holds that most of the smartest people work for someone else.

See also[edit]


  1. ^ John Markoff (December 13, 1993). "The not-so-distant future of personal computing". InfoWorld: 49.