Run results for: Typed Array Benchmark

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:139.0) Gecko/20100101 Firefox/139.0

Browser: Firefox 139

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: one year ago

Float64Array Write

184K/s

Float16Array Write

129K/s

Float16Array Read

86K/s

Float64Array Read

74K/s

Float32Array Read

74K/s

Float32Array Write

65K/s

View exact numbers

Test name	Executions per second
✓ Float64Array Write	184,129 Ops/sec
Float16Array Write	129,098 Ops/sec
Float16Array Read	85,844 Ops/sec
Float64Array Read	74,289 Ops/sec
Float32Array Read	73,834 Ops/sec
Float32Array Write	64,516 Ops/sec

HTML Preparation code:

<!--:)<:-->

Script Preparation code:

const SIZE = 10000;

const float64 = new Float64Array(SIZE);
const float32 = new Float32Array(SIZE);
const float16 = new Float16Array(SIZE);

for (let i = 0; i < SIZE; i++) {
    float64[i] = 1.234;
    float32[i] = 1.234;
    float16[i] = 1.234;
}

Tests:

Float64Array Read
let sum = 0; for (let i = 0; i < SIZE; i++) { sum += float64[i]; } return sum;
Float32Array Read
let sum = 0; for (let i = 0; i < SIZE; i++) { sum += float32[i]; } return sum;
Float16Array Read
let sum = 0; for (let i = 0; i < SIZE; i++) { sum += float16[i]; } return sum;
Float64Array Write
for (let i = 0; i < SIZE; i++) { float64[i] = 1.235; }
Float32Array Write
for (let i = 0; i < SIZE; i++) { float32[i] = 1.235; }
Float16Array Write
for (let i = 0; i < SIZE; i++) { float16[i] = 1.235; }