A free online GPU (and CPU) stress testing and benchmarking tool. Fully web-based (using Javascript and WebGL) - no downloads or installation required.

FurMark 1 is a very intensive graphics card stress test on Windows 32-bit platform. It's also a quick OpenGL benchmark with online scores. FurMark is simple to use and is free.

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.

Heaven Benchmark is a GPU-intensive benchmark that hammers graphics cards to the limits. This powerful tool can be effectively used to determine the stability of a GPU under extremely stressful …

Professional GPU stress testing tool online. Test your graphics card performance, stability, and thermal characteristics with comprehensive WebGL-based stress tests.

Learn how to properly stress test your graphics card with our comprehensive free online GPU testing suite. Understand the importance of GPU stress testing for gaming, professional workloads, and …

Mar 19, 2025 · Furmark is one of the most popular pieces of software for testing your GPU. This is how it works and how to use it.

HeavyLoad is a free and powerful stress testing tool developed by JAM Software. It is designed to push your system’s hardware to its limits by simulating heavy usage on various components like the CPU, …

Jan 1, 2025 · OCCT (short for OverClock Checking Tool) can test every component of your PC, including CPU, GPU, and PSU. It runs intensive calculations and simulations, pushing the processor …

Discover the top 10 GPU stress test tools for Windows. Learn how to check your graphics card's performance, stability, and cooling efficiency.