Software performance expert. Ranked in the top 2% of scientists globally (Stanford/Elsevier 2025) and among GitHub's top 1000 developers. Father, husband.
Apple still makes the best laptop processors out there. It is crazy. Intel/AMD have had years to catch up after the release of the M1 many years ago.
Nobody predicted this state of affairs. Ten years ago, the experts would have predicted that Intel would remain the king. Intel
New paper : Fixing Ill-Formed UTF-16 Strings With SIMD Instructions.
JavaScript and Java store strings as UTF-16. Unpaired surrogates get replaced by U+FFFD. We do that with ARM NEON and x64 SIMD (SSE, AVX2, AVX-512).
18.9 GB/s on an Apple M4. 7.5 GB/s on Intel Ice Lake. As
Up until about 2021, the iPhone CPUs were growing exponentially in terms of the number of transistors. They have now been largely stagnant.
But the processors are still getting better. The clock frequency has kept going up.
And still... on single-threaded performance, even the
