Benchmark: math pow vs multiply - 3

Tests:

pow
const x = Math.pow(7500,1.5)/7400;
mult
const x = (7500*7500*7500)/(7400 * 7400)
exp
const x = (7500 ** 1.5)/7400;

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
pow
mult
exp

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 2 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36

Browser/OS: Chrome 107 on Windows

View result in a separate tab

Test name	Executions per second
pow	3227651.8 Ops/sec
mult	339338240.0 Ops/sec
exp	340170912.0 Ops/sec

Autogenerated LLM Summary (model llama3.2:3b, generated 2 months ago):

LLMs can make mistakes. Check important info.

**Benchmark Overview**

The provided benchmark measures the performance of three different mathematical operations in JavaScript: exponentiation using `Math.pow`, multiplication, and exponentiation using the exponentiation operator (`**`). The goal is to determine which approach is the fastest.

**Library and Special JS Features Used**

* None of the benchmark cases use a specific library.
* The exponentiation operator (`**`) was introduced in ECMAScript 2016 (ES6) as a shorthand for `Math.pow()`. This feature is not available in older JavaScript versions, so it's reasonable to assume that the benchmark only runs on modern browsers.

**Options Compared**

The three options compared are:

1. **`Math.pow()`**: The traditional method of exponentiation using the `Math.pow()` function.
2. **Multiplication**: A manual approach to exponentiation by repeated multiplication.
3. **Exponentiation Operator (`**`)**: A shorthand for exponentiation introduced in ES6.

**Pros and Cons of Each Approach**

* **`Math.pow()`**:
	+ Pros: Easy to use, well-established, and widely supported.
	+ Cons: May be slower due to the overhead of a function call.
* **Multiplication**:
	+ Pros: Can be faster for small exponents because it avoids the overhead of a function call. However, it can become cumbersome for larger exponents.
	+ Cons: More prone to errors and less readable than the other two options.
* **Exponentiation Operator (`**`)**:
	+ Pros: Shorthand syntax makes it easier to read and write, and it's often faster than `Math.pow()` because it avoids the overhead of a function call.
	+ Cons: Requires support for ES6 or later.

**Other Considerations**

When choosing between these approaches, consider the following factors:

* **Readability**: Use the exponentiation operator (`**`) when readability is important, as it's often easier to understand than `Math.pow()`.
* **Performance**: If you're working with very large exponents, multiplication might be faster due to the reduced overhead of function calls.
* **Browser Support**: Ensure that your target browsers support ES6 or later if you choose to use the exponentiation operator (`**`).

**Alternatives**

If you need to measure performance for other mathematical operations or algorithms, consider using BenchmarkThat.net's features:

* Add more test cases to compare different approaches for various mathematical operations.
* Use pre-built benchmarks for common algorithms like sorting, searching, or encryption.
* Create custom benchmarks for your specific use case.

Keep in mind that each benchmark requires its own script preparation code and HTML preparation code.

Related benchmarks:

math pow vs multiply - 3 (version: 0)

Comparing performance of: pow vs mult vs exp

Created: 2 years ago by: Registered User

Jump to the latest result

pow

mult

exp

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 2 months ago):