Benchmark: JS Big Integers v2

HTML Preparation code:

<script src="https://burak.fr/jsbn.js"></script>
<script src="https://burak.fr/jsbn2.js"></script>
<script src="https://rawgithub.com/bitwiseshiftleft/sjcl/master/sjcl.js"></script>
<script src="https://rawgithub.com/bitwiseshiftleft/sjcl/master/core/bn.js"></script>
<script src="https://rawgithub.com/peterolson/BigInteger.js/master/BigInteger.min.js"></script>

Script Preparation code:

var n1 = "f10853b38e67ed882bc0284b8e71581469806699e8a028a19cd8cac913a3f8b859ee0999833886f13987ecf4ed3a11cf6aabd0b074531f5ef338f624e62429ff";
var n2 = "d978cfde1678dc8ce9dab4bfe2e1fa8be09a5668cd8e607cc24f28e440495c7f4b5317d6533e3fb232ebce63fab872ece25935a5cacc5cb8a94b5";
var five = "5";

Tests:

JSBN
a = new BigInteger(n1, 16); b = new BigInteger(n2, 16); c = a.subtract(b); c = a.mod(b); c = a.multiply(b); c = a.add(b); c = a.modPow(new BigInteger(five), b);
SJCL BN
a = new sjcl.bn(n1); b = new sjcl.bn(n2); c = a.sub(b); c = a.mod(b); c = a.mul(b); c = a.add(b); c = a.powermod(new sjcl.bn(five), b);
BigInteger.js
a = bigInt(n1, 16); b = bigInt(n2, 16); c = a.subtract(b); c = a.mod(b); c = a.multiply(b); c = a.add(b); c = a.modPow(bigInt(five), b);
native BigInt
a = BigInt('0x' + n1); b = BigInt('0x' + n2); c = a - b; c = a % b; c = a * b; c = a + b; c = a ** BigInt(five) % b;

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
JSBN
SJCL BN
BigInteger.js
native BigInt

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 11 days ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser/OS: Chrome 131 on Windows

View result in a separate tab

Test name	Executions per second
JSBN	0.0 Ops/sec
SJCL BN	1299.0 Ops/sec
BigInteger.js	6070.8 Ops/sec
native BigInt	48626.3 Ops/sec

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

LLMs can make mistakes. Check important info.

I'll break down the provided benchmark JSON and explain what's being tested, the different approaches compared, their pros and cons, and other considerations.

**Benchmark Overview**

The `JS Big Integers v2` benchmark tests the performance of various JavaScript libraries for performing arithmetic operations on large integers. The test cases use different libraries to perform basic arithmetic operations like addition, subtraction, multiplication, division, and exponentiation on two large integers.

**Library Descriptions and Purposes**

1. **jsbn.js**: A lightweight library for working with arbitrary-precision numbers in JavaScript.
2. **BigInteger.js**: A library for performing arithmetic operations on large integers in JavaScript. It provides a `BigInteger` class that allows you to create and manipulate large integers.
3. **sjcl.bn**: A module from the SecureJSCL (Secure JavaScript Cryptography Library) that provides support for arbitrary-precision numbers.

**Approaches Compared**

The benchmark tests four different approaches:

1. **native BigInt**: Uses the built-in `BigInt` primitive in JavaScript to perform arithmetic operations on large integers.
2. **BigInteger.js**: Uses the `BigInteger` class from the BigInteger.js library to perform arithmetic operations on large integers.
3. **SJCL BN**: Uses the `bn` module from the SecureJSCL (Secure JavaScript Cryptography Library) to perform arithmetic operations on large integers.
4. **jsbn.js**: Uses the lightweight jsbn.js library to perform arithmetic operations on large integers.

**Pros and Cons of Each Approach**

1. **native BigInt**:
	* Pros: Built-in support, efficient performance, no dependencies required.
	* Cons: Limited functionality compared to other libraries, may not be compatible with older browsers.
2. **BigInteger.js**:
	* Pros: Robust feature set, well-maintained library, suitable for most use cases.
	* Cons: Larger size and complexity compared to native BigInt, may require additional dependencies.
3. **SJCL BN**:
	* Pros: Highly optimized performance, secure implementation, part of a trusted cryptography library.
	* Cons: Limited functionality compared to other libraries, requires SecureJSCL as a dependency.
4. **jsbn.js**:
	* Pros: Lightweight and compact, easy to integrate into projects.
	* Cons: May not offer the same level of functionality as other libraries, limited documentation.

**Other Considerations**

* The benchmark results are influenced by the device platform (Mobile or Desktop), browser version (Firefox 130), and operating system (Android).
* The `ExecutionsPerSecond` metric indicates how many operations are performed per second, which is a good indicator of performance.
* The test cases cover basic arithmetic operations, but other libraries may offer additional features like modular inverses or prime factorization.

**Alternatives**

If you're interested in exploring alternative libraries for large integer arithmetic in JavaScript, some notable options include:

1. **Big-JavaScript**: A library that provides a `BigInteger` class with support for various arithmetic operations.
2. **Arbitrary-precision arithmetic libraries like GNU Multiple Precision Arithmetic Library (GMP) or MPFR**. While not specifically designed for JavaScript, these libraries can be used as a backend for JavaScript projects.

Keep in mind that each library has its strengths and weaknesses, and the choice ultimately depends on your specific project requirements and constraints.

Related benchmarks:

JS Big Integers v2 (version: 0)

Comparing performance of: JSBN vs SJCL BN vs BigInteger.js vs native BigInt

Created: 3 years ago by: Guest

Jump to the latest result

JSBN

SJCL BN

BigInteger.js

native BigInt

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):