Run results for: Native

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36

Browser: Chrome 87

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Native	7501597.5 Ops/sec
Fast inverse	1229363.2 Ops/sec

Tests:

Native
1/Math.sqrt(958573654687437984)
Fast inverse
var buf = new ArrayBuffer(4), f32=new Float32Array(buf), u32=new Uint32Array(buf); function squareRoot(x) { var x2 = 0.5 * (f32[0] = x); u32[0] = (0x5f3759df - (u32[0] >> 1)); var y = f32[0]; y = y * ( 1.5 - ( x2 * y * y ) ); //newton's method return ~~(0.5 + y * x) << 0 ; //bitwise rounding method } squareRoot(958573654687437984);