Run results for: Math.pow(x,0.5) vs Math.sqrt(x) vs (x ** 0.5) sum in for of loop

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4.1 Safari/605.1.15

Browser: Safari 17

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

sqrt with ** 0.5

769/s

sqrt with Math.pow

556/s

Math.sqrt

554/s

View exact numbers

Script Preparation code:

var numbers = Array.from(Array(10000), (_,x) => (Math.random()*x));

Tests:

Math.sqrt
let sum = 0 for (number of numbers) sum += Math.sqrt(number);
sqrt with Math.pow
let sum = 0; for (number of numbers) sum += Math.pow(number,0.5);
sqrt with ** 0.5
let sum = 0; for (number of numbers) sum += number ** 0.5;