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GPUAdapter - Web APIs | MDN

GPUAdapter

Limited availability

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 Deprecated Non-standard

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() Deprecated Non-standard

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
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 Browser compatibility See also

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