scalar processor


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Related to scalar processor: Vector processor

scalar processor

[′skā·lər ′prä‚ses·ər]
(computer science)
A computer that carries out computations on one number at a time.

scalar processor

A CPU that performs computations on one number or set of data at a time. Most computers have scalar CPUs. A scalar processor is known as a "single instruction stream single data stream" (SISD) CPU. Contrast with vector processor. See scalar.
References in periodicals archive ?
It will be scalar because we will leave it to Intel to build the best scalar processor they can," said Goh.
Cray's latest enhancements to the CRAY J90 line include a faster scalar processor and a new GigaRing(TM) input/output (I/O) subsystem in the CRAY J90se(TM).
Coupled with computations in the same instruction bundle, the result is both dramatically higher performance and dramatically lower power consumption compared to the same task being run on a conventional single-issue scalar processor with only a traditional system bus interface.