floating-point accelerator

floating-point accelerator

(hardware)
(FPA) Additional hardware to perform functions on floating point numbers such as addition, multiplication, logarithms, exponentials, trigonometric functions and various kinds of rounding and error detection. A floating point accelerator often functions as a co-processor to the CPU.

The term "floating-point accelerator" suggests a physically larger system, often an extra circuit board, whereas a "floating-point unit" is probably a single chip or even part of a chip.
References in periodicals archive ?
At the hub of the system is a Sun-3/260 with 8M of main memory and a floating-point accelerator to speed the numerous calculations that the system must perform.
Some of these include vector processors, floating-point accelerators, hyper-threaded processors, and digital signal processors.

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