Device
What Are My CPU Threads?
See the number of logical CPU cores available to your browser via hardwareConcurrency.
Live Result
Detecting…
What is it?
hardwareConcurrency returns the number of logical processor cores available to the browser for parallel JavaScript execution via Web Workers.
Why this matters
Web apps use core count to size worker pools for video encoding, data processing, and parallel computations.
Common values
| Label | Value |
|---|---|
| Dual-core | 2 |
| Quad-core | 4 |
| Octa-core | 8 |
Related Tools
Explore more diagnostics
Visit the DeviceScope homepage for a complete live dashboard, or browse all tools in the Device category.