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

Test your graphics card for free in your browser. Run 3D rendering, shader, particle, and texture stress tests with real time results. No downloads needed.

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.

Free online GPU stress test using WebGL. Benchmark your graphics card, check GPU info, and test performance with 3D rendering.

Run UserBenchmark free online to stress test your CPU, GPU, RAM, and full system performance. Browser-based hardware benchmark with path tracing, soft shadows, live metrics, and performance …

Free online GPU stress test. Push your graphics card to its limits and monitor real-time performance, temperature, and stability.

Free online GPU test tool. Benchmark your graphics card, run stress tests, check GPU temperature, VRAM usage, FPS performance, WebGL capabilities, and rendering speed. No download needed.

Stress test your GPU in the browser with heavy canvas 2D rendering. Thousands of particles, glow effects, real-time FPS counter, frame time tracking, and performance scoring.

Furmark is what's known as a "synthetic benchmark", which means the torture it puts your GPU through is completely unlike anything it will encounter during normal use. It's designed to totally max out the …

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