Questions tagged [architecture]

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43
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7answers
5k views

Is algorithmic analysis by flop-counting obsolete?

In my numerical analysis courses, I learned to analyze the efficiency of algorithms by counting the number of floating-point operations (flops) they require, relative to the size of the problem. For ...
3
votes
3answers
458 views

What are the current obstacles to reaching exascale computing?

I have heard that one of the current goals in scientific computing is to surpass the exascale level by 2018 or so... After having passed the petascale a few years ago, one would think that the ...