floating-point calculation

floating-point calculation

[¦flōd·iŋ ¦pȯint ‚kal·kyə′lā·shən]
(computer science)
A calculation made with floating-point arithmetic.
References in periodicals archive ?
One TERAFLOP is a floating-point calculation speed based on 1 trillion occurrences every second.
Double-precision performance is more important for supercomputing applications as it carries higher precision for floating-point calculations than single-precision calculations.
Add complex floating-point calculations into the mix, and the need for major advancements in processing power becomes obvious.
At a press event in San Francisco, USA, AMD demonstrated a 'Teraflop in a Box' system running a standard version of Microsoft Windows XP Professional that leveraged AMD Opteron dual-core processor technology and two next-generation AMD R600 Stream Processors capable of performing over 1tn floating-point calculations per second, using a general 'multiply-add' (MADD) calculation.
Altogether, the 768 SGI 400 MHz processors from the two SGI Origin 3800 systems will help to quadruple ARL MSRC's computing power, making the facility one of the world's top 10 most powerful computer sites with a data rate of approximately 2 trillion floating-point calculations per second.
Speedy floating-point calculations are essential for applications that require sophisticated design, analysis and three-dimensional visualization capabilities, like mechanical crash simulation and computational fluid dynamics.
Floating-point calculations are critical to technical applications, such as seismic/petroleum exploration, aircraft design analysis, weather forecasting and computational fluid dynamics.
The Clipper workstations, for example, make floating-point calculations about twice as fast as they make integer calculations.

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