septillion operations per second

[Matt Crawford]

> > ... and scientists work in secret to develop computers capable of
> > performing more than one septillion
> > (1,000,000,000,000,000,000,000,000) operations every second.

If any single component is to change state this many times per
second, it has to be no bigger than (3*10^8 m/s) * (10^-24 s) =
3*10^-16 m, or around the size of a proton.

If you have an enormous collection of larger, slower parts, less
stringent limits apply.




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