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glmark2 vs FurMark: catalog facts
glmark2	FurMark
Free Free and open source under the GPL-3.0 licence.	Free Free to use; proprietary software from Geeks3D.
Linux, Android, Command line	Windows, Linux, Command line
Covers core OpenGL and OpenGL ES 2.0 features Runs on both Linux and Android	Very intensive GPU load for stability testing OpenGL and Vulkan benchmarks with online scores
Tests only OpenGL 2.0 level features, not newer APIs Infrequent updates and no packaged releases on GitHub	Closed source Extreme load can push poorly cooled hardware to its limits
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0	License: Proprietary
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.