Processor
CPU Responsiveness
Worker-based single-thread and multi-thread checks.
Browser diagnostic lab
CPU load, graphics rendering, memory pressure, browser support, and connection quality in one report.
Overall score
Run a scan to build a device report.
Device session
Processor
Worker-based single-thread and multi-thread checks.
Graphics
WebGL rendering stress with WebGPU capability detection.
Memory
Allocation and read/write pressure inside the browser sandbox.
Connection
Latency, jitter, and same-origin download consistency.
Compatibility
Checks the APIs needed for modern web apps and benchmarks.
System balance
Run the CPU and GPU tests to estimate whether this browser session is CPU-limited, GPU-limited, or balanced.
CPU analysis
GPU analysis
Diagnostic report
Report summary
Original fix guides
How to confirm browser GPU acceleration and what to change first.
Network Fast speed, bad calls or gamesWhy jitter and packet timing can matter more than headline Mbps.
Processor CPU score drops during the scanHeat, power modes, background work, and battery limits explained.