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Run results for:
Math.random vs crypto.getRandomValues (2)
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Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/141.0.0.0 Safari/537.36
Browser:
Chrome 141
Operating system:
Windows
Device Platform:
Desktop
Date tested:
10 months ago
Math.random
65.6M/s
crypto.getRandomValues
3.0M/s
crypto.randomUUID
708K/s
View exact numbers
Test name
Executions per second
✓
Math.random
65,560,700 Ops/sec
crypto.getRandomValues
3,025,775 Ops/sec
crypto.randomUUID
708,082 Ops/sec
Script Preparation code:
var array = new Uint32Array(1)
Tests:
Math.random
Math.random()
crypto.randomUUID
crypto.randomUUID()
crypto.getRandomValues
crypto.getRandomValues(array)