Run results for: 2's math pow vs shift vs exp vs multiplication - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/117.0

Browser: Firefox 117

Operating system: Windows

Device Platform: Desktop

Date tested: 7 months ago

Test name	Executions per second
pow	583922100.0 Ops/sec
shift	654334800.0 Ops/sec
Exponentiation	654631200.0 Ops/sec
multiply	639028900.0 Ops/sec

Website performance monitoring

Tests:

pow
var x = Math.pow(2,18);
shift
var y = 1 << 18
Exponentiation
var y = 2 ** 18
multiply
var y = 2 * 18