V2EX petaflops

Petaflops

释义 Definition

petaflops(名词,常作计量单位)指每秒千万亿次浮点运算的计算性能水平;1 petaflops = 10 FLOPS。常用于描述超级计算机、GPU/CPU 集群或大型 AI 训练系统的峰值/持续算力。(也常见单数 petaflop。)

例句 Examples

The new supercomputer can reach several petaflops.
这台新超级计算机的性能可达到数个 petaflops。

To simulate the climate at higher resolution, researchers needed petaflops of sustained computing power and efficient parallel algorithms.
为了以更高分辨率模拟气候,研究人员需要达到 petaflops 级别的持续算力,并配合高效的并行算法。

发音 Pronunciation

/ptflps/
/ptflps/

词源 Etymology

由国际单位制前缀 **peta-**(表示 10,源自希腊语 pente “五”,暗示 10 的五次方倍层级)+ FLOPSfloating-point operations per second,每秒浮点运算次数的首字母缩写)构成;petaflops表示“千万亿次/秒”的浮点运算能力。

相关词 Related Words

  • Exaflops
  • Teraflops
  • Gigaflops
  • FLOPS
  • Supercomputer
  • Benchmark
  • Parallelism
  • Throughput
  • 文学与著作中的用例 Literary Works

    • Ray Kurzweil, The Singularity Is Near(讨论计算能力增长趋势时使用类似“teraflops / petaflops”等量级表述)
    • Nick Bostrom, Superintelligence(涉及计算资源与智能系统能力时常以 FLOPS 等量级作比较)
    • Jack Dongarra et al., An Introduction to High-Performance Scientific Computing(高性能计算教材/专著中常以 petaflops 级系统为例说明并行计算与性能衡量)
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