Toggle navigation
MeasureThat
.net
Create a benchmark
Tools
Feedback
FAQ
Register
Log In
Run results for:
math on array vs float32array vs float64array
Go to the benchmark
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=594191" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36
Browser:
Chrome 134
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
array dot
30K/s
Float64Array dot
29K/s
Float32Array dot
27K/s
Float64Array sort
14K/s
Float32Array sort
12K/s
array sort
1K/s
View exact numbers
Test name
Executions per second
✓
array dot
30,443 Ops/sec
Float64Array dot
29,330 Ops/sec
Float32Array dot
26,723 Ops/sec
Float64Array sort
14,103 Ops/sec
Float32Array sort
12,455 Ops/sec
array sort
1,135 Ops/sec
Script Preparation code:
var a = [...Array(10000)].map(_ => Math.random()); var av2 = [...Array(10000)].map(_ => Math.random()); var ta32 = (new Float32Array(10000)).map(_ => Math.random()); var ta32v2 = (new Float32Array(10000)).map(_ => Math.random()); var ta64 = (new Float64Array(10000)).map(_ => Math.random()); var ta64v2 = (new Float64Array(10000)).map(_ => Math.random());
Tests:
array sort
[Async/Deferred]
a.sort();
Float32Array sort
[Async/Deferred]
ta32.sort();
Float64Array sort
[Async/Deferred]
ta64.sort();
array dot
let sum = 0.0; for (let i = 0; i < 10000; ++i) { sum += a[i] * av2[i]; }
Float32Array dot
let sum = 0.0; for (let i = 0; i < 10000; ++i) { sum += ta32[i] * ta32v2[i]; }
Float64Array dot
let sum = 0.0; for (let i = 0; i < 10000; ++i) { sum += ta64[i] * ta64v2[i]; }