Originally posted by birdie
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I think we have seen that in the case of context switching which is Kernel-sensitive, the benefits are huge. I didn't expect desktop/gaming benchmarks to be any different as you are GPU-bound anyway most of the time but it is nevertheless great to see that there are no serious regressions overall which means that you are basically better off with O3 as the default option nowadays. But as you know there are enough companies out there that want to squeeze every little percent out of their workloads and these results have demonstrated that they should put some work into its stability as these benefits can be had with a simple switch of a compiler option.
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