资料介绍
oreillyhigh performance computingIn this chapter: Why Worry About Performance? Scope of High Performance Computing Studying High Performance Computing Measuring Performance The Next Step
What Is High Performance Computing?
Why Worry About Performance?
Over the last decade, the definition of what is called high performance computing has changed dramatically. In 1988, an article appeared in the Wall Street Journal titled "Attack of the Killer Micros" that described how computing systems made up of many small inexpensive processors would soon make large supercomputers obsolete. At that time, a "personal computer" costing $3000 could perform 0.25 million floating-point operations per second, a "workstation" costing $20,000 could perform 3 million floating-point operations, and a supercomputer costing $3 million could p
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