A unit of computing speed equal to one thousand million million (1015) floating-point operations per second.
- Commissioned by the National Science Foundation, it would be the fastest computer in the world, the first to break the petaflop barrier.
- With two stages of enhancements, its performance will grow to in excess of one petaflop.
- That topped the list in June with a rate of 1.75 petaflops.
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