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

Jump 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();

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

Test name	Executions per second
Array.prototype.sort	32.5 Ops/sec
Int16Array.prototype.sort	448.6 Ops/sec
Uint16Array.prototype.sort	501.8 Ops/sec
Int32Array.prototype.sort	81.0 Ops/sec
Uint32Array.prototype.sort	85.4 Ops/sec
Float32Array.prototype.sort	68.0 Ops/sec
Float64Array.prototype.sort	37.2 Ops/sec
BigInt64Array.prototype.sort	100.0 Ops/sec
BigUint64Array.prototype.sort	95.0 Ops/sec

Related benchmarks: