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A single line of code made a 24-core server slower than a laptop (2021)(pkolaczk.github.io)
456 points by xk3 | 138 comments
Blog post by Piotr Kołaczkowski explaining how one line of code caused a parallel program to run slower on a 24-core server than on a 4-core laptop.
Fast machines, slow machines(jmmv.dev)
482 points by _dain_ | 280 comments
Julio Merino's blog post expanding on his viral Twitter thread comparing app launch speed on an old Windows NT 3.51 machine versus a modern Windows 11 computer.






