4 ms·
> You will get 2x speedups with hyperthreading when randomly accessing memory. ...unlesss you access so much memory (while doing relatively little compute on e
by MauranKilom 4y ago
> You will get 2x speedups with hyperthreading when randomly accessing memory.
...unlesss you access so much memory (while doing relatively little compute on each piece) that hyperthreading just causes more cache invalidation.