scalar processor

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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 ?
Tokyo, July 17, 2009 - (JCN Newswire) - Fujitsu and Japan's Institute of Physical and Chemical Research, known as RIKEN, today announced that RIKEN has decided to employ a new system configuration with a scalar processing architecture for its next-generation supercomputer.
As these are special-purpose processors, they are often not well-suited for traditional, scalar processing computations.
HSA members are building a heterogeneous compute ecosystem, rooted in industry standards, for combining scalar processing on the CPU with parallel processing on the GPU while enabling high bandwidth access to memory and high application performance at low power consumption.
This technology utilizes a tile-based memory organization and controls multiple memory banks with super scalar processing to efficiently manage complex MPEG memory transactions.
Each CM also includes fast SRAM and registers that are shared between the Scalar Processor and the Vector Processor to allow data formatting, scalar processing, and vector processing to take place simultaneously.
The MPC7400 PowerPC microprocessor with AltiVec(TM) technology successfully integrates traditional scalar processing with a fully independent vector-processing engine on a single, copper technology based chip.