Web platform features explorer

Fixed-width SIMD (WebAssembly)

128-bit SIMD (Single Instruction Multiple Data) performs one instruction on multiple units of data, when running on hardware that supports such instructions. Also known as vector instructions.

Status

Baseline Newly Available (since 2023-03-27)

This feature is expected to reach Baseline Widely Available status on: 2025-09-27

MDN documentation

No MDN documentation found. You can search for the feature on MDN. If you believe that MDN has no documentation about this feature, you can open an issue on MDN's GitHub repository.

Browser support (view on caniuse.com)

  • Chrome 91 Released on 2021-05-25
  • Chrome Android 91 Released on 2021-05-25
  • Edge 91 Released on 2021-05-27
  • Firefox 89 Released on 2021-06-01
  • Firefox for Android 89 Released on 2021-06-01
  • Safari 16.4 Released on 2023-03-27
  • Safari on iOS 16.4 Released on 2023-03-27

Usage (according to Chrome Platform Status)

~0.000% of page loads. More data at chromestatus.