How to stress test a PC to find errors and crashes

This online test drives controlled CPU load in your browser and measures throughput and responsiveness in real time. It runs locally, is not a hardware or thermal benchmark, and reports what the page can sustain under different settings.

直接在您的浏览器中测试您计算机的CPU性能。 我们免费的在线CPU压力测试和基准评测工具可帮助您测量处理器速度和稳定性。

“CPU Stress Test Online” or simply “CPU Load Test” is a free processor performance test allowing you to check online your processor at heavy load. Unlike the “CPU Benchmark Online”, here you can manually set the require

Test your computer's CPU and GPU performance directly in your browser with our free hardware stress testing tool. Check system stability and performance under load.

CPU stress testing evaluates your processor's performance and stability under maximum load conditions. This browser-based tool pushes your CPU to its limits using intensive calculations across multiple cores, providing real-time performance metrics wi

Run SilverBench .js edition online—free & fast multicore CPU benchmark and stress test in your browser with live results and detailed stats.

This browser-based CPU Stress Test helps you assess your computer's stability and CPU performance under a sustained heavy load. This tool runs intensive calculations directly in your browser, pushing your processor to work hard.