[erlang-questions] Maps

Jesper Louis Andersen jesper.louis.andersen@REDACTED
Tue May 14 13:49:14 CEST 2013

On May 14, 2013, at 1:43 PM, "Jon Schneider" <jon@REDACTED> wrote:

>> That's simply not true. Clock rate doesn't increase, but performance
>> continues getting better. Core i7 CPUs (and Xeon equivalents) are a huge
>> improvement over the previous generation, even for single-threaded
>> operations.
> Some would use the word slight rather than huge.
> Available processing power is no excuse to throw it down the toilet.

One problem with more processing power is that we have a memory bandwidth bottleneck as well and we can't move data from the memory banks onto the CPU at ease. Optimizing for tighter data representations helps these days. Perhaps more than gaining a clock cycle here and there.

Jesper Louis Andersen
  Erlang Solutions Ltd., Copenhagen

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