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MSI KombustorFurMark
Free

Freeware from MSI and Geeks3D.

 Free

Free to use; proprietary software from Geeks3D.

Windows Windows, Linux, Command line
  • Heavy GPU load for stability and thermal testing
  • OpenGL and Vulkan tests
  • Very intensive GPU load for stability testing
  • OpenGL and Vulkan benchmarks with online scores
  • Closed-source freeware
  • Extreme load can push poorly cooled cards hard
  • Closed source
  • Extreme load can push poorly cooled hardware to its limits
Downloadable app Downloadable app
Closed source Closed source
License: Freeware License: Proprietary
No account needed No account needed
Works offline Works offline

Checked October 2, 2026

Checked October 1, 2026

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