flynn's taxonomy

Computing Dictionary

Flynn's taxonomy definition

A classification of computer architectures based on the number of streams of instructions and data:
Single instruction/single data stream (SISD) - a sequential computer.
Multiple instruction/single data stream (MISD) - unusual.
Single instruction/multiple data streams (SIMD) - e.g. an array processor.
Multiple instruction/multiple data streams (MIMD) - multiple autonomous processors simultaneously executing different instructions on different data.
[Flynn, M. J., "Some Computer Organizations and Their Effectiveness", IEEE Transactions on Computing C-21, No. 9, Sep 1972, pp 948-960].
["A Survey of Parallel Computer Architectures", Duncan, Ralph, IEEE Computer, Feb 1990, pp 5-16].
The Free On-line Dictionary of Computing, © Denis Howe 2010
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