SISD

SISD

[¦es¦ī¦es′dē]

(computer science)

A type of computer architecture in which there is a single instruction cycle, and operands are fetched in serial fashion into a single processing unit before execution. Acronym for single-instruction-stream, single-data-stream.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

SISD

(Single Instruction stream Single Data stream) The instruction execution architecture of a scalar processor (a CPU that executes instructions serially). Contrast with SIMD and MIMD.

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