GPUAdapter

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.

Note: This feature is available in Web Workers.

The GPUAdapter interface of the WebGPU API represents a GPU adapter. From this you can request a GPUDevice, adapter info, features, and limits.

A GPUAdapter object is requested using the GPU.requestAdapter() method.

Instance properties

features Read only

A GPUSupportedFeatures object that describes additional functionality supported by the adapter.

isFallbackAdapter Read only

A boolean value. Returns true if the adapter is a fallback adapter, and false if not.

info Read only

A GPUAdapterInfo object containing identifying information about the adapter.

limits Read only

A GPUSupportedLimits object that describes the limits supported by the adapter.

Instance methods

requestAdapterInfo()

Returns a Promise that fulfills with a GPUAdapterInfo object containing identifying information about the adapter.

requestDevice()

Returns a Promise that fulfills with a GPUDevice object, which is the primary interface for communicating with the GPU.

Examples

js
async function init() {
  if (!navigator.gpu) {
    throw Error("WebGPU not supported.");
  }

  const adapter = await navigator.gpu.requestAdapter();
  if (!adapter) {
    throw Error("Couldn't request WebGPU adapter.");
  }

  const device = await adapter.requestDevice();

  //...
}

Specifications

Specification
WebGPU
# gpu-adapter

Browser compatibility

Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
Deno
GPUAdapter
Experimental
features
Experimental
info
Experimental
isFallbackAdapter
Experimental
limits
Experimental
requestAdapterInfo
DeprecatedNon-standard
requestDevice
Experimental
Lost GPUDevice returned on duplicate calls.
Experimental

See also