Benchmark: Sorting small integers: Array vs various TypedArray types performance

Sorting small integers: Array vs various TypedArray types performance (version: 5)

Comparing performance of: `Array.prototype.sort vs Int16Array.prototype.sort vs Uint16Array.prototype.sort vs Int32Array.prototype.sort vs Uint32Array.prototype.sort vs Float32Array.prototype.sort vs Float64Array.prototype.sort vs BigInt64Array.prototype.sort vs BigUint64Array.prototype.sort`

Created: one year ago by: Registered User

Go to the latest result

Script Preparation code:

const ELEMENT_COUNT = 1_000_000;
const INT_VALUE_MIN = 0;
const INT_VALUE_MAX = 2 ** 15 - 1;

const array = new Array(ELEMENT_COUNT);
const int16array = new Int16Array(ELEMENT_COUNT);
const uint16array = new Uint16Array(ELEMENT_COUNT);
const int32array = new Int32Array(ELEMENT_COUNT);
const uint32array = new Uint32Array(ELEMENT_COUNT);
const float32array = new Float32Array(ELEMENT_COUNT);
const float64array = new Float64Array(ELEMENT_COUNT);
const bigint64array = new BigInt64Array(ELEMENT_COUNT);
const biguint64array = new BigUint64Array(ELEMENT_COUNT);

for (let i = 0; i < ELEMENT_COUNT; i++) {
  const value = INT_VALUE_MIN + Math.floor(Math.random() * INT_VALUE_MAX);

  array[i] = value;
  int16array[i] = value;
  uint16array[i] = value;
  int32array[i] = value;
  uint32array[i] = value;
  float32array[i] = value;
  float64array[i] = value;
  bigint64array[i] = BigInt(value);
  biguint64array[i] = BigInt(value);
}

const comparator = (a, b) => a - b;

Tests:

Array.prototype.sort
array.sort(comparator);
Int16Array.prototype.sort
int16array.sort();
Uint16Array.prototype.sort
uint16array.sort();
Int32Array.prototype.sort
int32array.sort();
Uint32Array.prototype.sort
uint32array.sort();
Float32Array.prototype.sort
float32array.sort();
Float64Array.prototype.sort
float64array.sort();
BigInt64Array.prototype.sort
bigint64array.sort();
BigUint64Array.prototype.sort
biguint64array.sort();

Historical Performance Data aggregated from 5 community runs

Desktop Results:

Chrome 5 runs

Int32Array.prototype.sort

2K/s

Array.prototype.sort

135/s

Fastest: Int32Array.prototype.sort (16.6x faster)

View exact numbers

✓ Int32Array.prototype.sort: 2,239 ops/sec
• Array.prototype.sort: 135 ops/sec

Results show median performance across all community submissions. Run this benchmark yourself to verify on your device.

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Array.prototype.sort
Int16Array.prototype.sort
Uint16Array.prototype.sort
Int32Array.prototype.sort
Uint32Array.prototype.sort
Float32Array.prototype.sort
Float64Array.prototype.sort
BigInt64Array.prototype.sort
BigUint64Array.prototype.sort

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:135.0) Gecko/20100101 Firefox/135.0

Browser/OS: Firefox 135 on Linux

View result in a separate tab

Uint16Array.prototype.sort

502/s

Int16Array.prototype.sort

449/s

BigInt64Array.prototype.sort

100/s

BigUint64Array.prototype.sort

95/s

Uint32Array.prototype.sort

85/s

Int32Array.prototype.sort

81/s

Float32Array.prototype.sort

68/s

Float64Array.prototype.sort

37/s

Array.prototype.sort

33/s

View exact numbers

Test name	Executions per second
✓ Uint16Array.prototype.sort	502 Ops/sec
Int16Array.prototype.sort	449 Ops/sec
BigInt64Array.prototype.sort	100 Ops/sec
BigUint64Array.prototype.sort	95 Ops/sec
Uint32Array.prototype.sort	85 Ops/sec
Int32Array.prototype.sort	81 Ops/sec
Float32Array.prototype.sort	68 Ops/sec
Float64Array.prototype.sort	37 Ops/sec
Array.prototype.sort	33 Ops/sec

Sorting small integers: Array vs various TypedArray types performance (version: 5)

Comparing performance of: Array.prototype.sort vs Int16Array.prototype.sort vs Uint16Array.prototype.sort vs Int32Array.prototype.sort vs Uint32Array.prototype.sort vs Float32Array.prototype.sort vs Float64Array.prototype.sort vs BigInt64Array.prototype.sort vs BigUint64Array.prototype.sort

Created: one year ago by: Registered User

Go to the latest result

Array.prototype.sort

Int16Array.prototype.sort

Uint16Array.prototype.sort

Int32Array.prototype.sort

Uint32Array.prototype.sort

Float32Array.prototype.sort

Float64Array.prototype.sort

BigInt64Array.prototype.sort

BigUint64Array.prototype.sort

Historical Performance Data aggregated from 5 community runs

Desktop Results:

Chrome 5 runs

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

Related benchmarks

Comparing performance of: `Array.prototype.sort vs Int16Array.prototype.sort vs Uint16Array.prototype.sort vs Int32Array.prototype.sort vs Uint32Array.prototype.sort vs Float32Array.prototype.sort vs Float64Array.prototype.sort vs BigInt64Array.prototype.sort vs BigUint64Array.prototype.sort`