There was an article that mentioned that cbrt(n) is worst-case array access, not constant time. They did some benchmarks across the CPU cache/RAM/SSD boundary t

There was an article that mentioned that cbrt(n) is worst-case array access, not constant time. They did some benchmarks across the CPU cache/RAM/SSD boundary to show this practically. I can't seem to find it though, where was it? Edit: found it, https://www.ilikebigbits.com/2014_04_21_myth_of_ram_1.html https://www.ilikebigbits.com/2014_04_21_myth_of_ram_1.html