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FurMark vs UNIGINE Superposition: catalog facts
FurMark	UNIGINE Superposition
Free Free to use; proprietary software from Geeks3D.	Freemium Free download, with paid extended editions for commercial use and automated testing.
Windows, Linux, Command line	Windows, Linux
Very intensive GPU load for stability testing OpenGL and Vulkan benchmarks with online scores	Runs on both Windows and Linux Loop stress test with GPU temperature and clock monitoring
Closed source Extreme load can push poorly cooled hardware to its limits	Large download of over 1 GB Released in 2017 and requires a 64-bit system
Downloadable app	Downloadable app
Closed source	Closed source
License: Proprietary	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 2, 2026

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