Dark atmospheric backdrop illustrating high-load GPU rendering during a FurMark session

FurMark: The Definitive GPU Burn-in Tool

Push your graphics hardware to its absolute maximum with the most widely used OpenGL and Vulkan benchmark. Built to stress your GPU to the limit for verifying stability, measuring performance, and testing thermal solutions.

relied upon by more than 100 million PC enthusiasts, overclockers, and hardware reviewers worldwide.

About FurMark

FurMark operates as an extremely demanding GPU stress test designed specifically for Windows. This compact yet remarkably powerful benchmarking tool employs fur rendering algorithms to evaluate graphics card performance under maximum load.

Often referred to as the "GPU Burner," FurMark serves as the preferred utility for overclockers and hardware reviewers seeking to validate GPU stability and assess cooling system performance. The tool identifies hardware defects and overclocking instabilities before they manifest during actual gaming or professional workloads.

Completely Free
Ultra-Compact (~12MB)
Screenshot of FurMark running the classic fur donut render at full screen

Main Capabilities

FurMark goes beyond simple stress testing. It provides a complete toolkit for hardware diagnostics and graphics performance evaluation.

Extreme Burn-in Testing

Leverages the renowned "furry donut" algorithm to drive maximum power draw and thermal output.

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Professional Benchmarking

Cross-compare results between OpenGL and Vulkan APIs using standardized presets at 1080p, 1440p, and 4K resolutions.

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Visual Error Detection

Automatically identifies visual artifacts and pixel errors resulting from excessive heat or unstable overclocks.

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Who Relies on FurMark?

From professional testing facilities to home PC builders, FurMark serves as the benchmark for GPU validation.

Enthusiast tuning a desktop tower before launching a FurMark stability run
Overclocking Enthusiasts
Custom PC assembler verifying a fresh build with FurMark burn-in
System Builders
Tech journalist comparing GPU scores inside FurMark benchmark mode
Tech Reviewers
Competitive gamer checking frame stability after a FurMark thermal sweep
Serious Gamers
Laboratory technician running FurMark on production-line graphics cards
Testing Labs
Repair shop specialist diagnosing a faulty GPU using FurMark diagnostics
Repair Technicians

Why Choose FurMark?

Unlike game-based benchmarks, FurMark is purpose-built to test power consumption boundaries and thermal ceiling limits.

Feature FurMark 3DMark Unigine
Peak Power Consumption Maximum (100%) Elevated (70-80%) Average (60-70%)
Error Detection Live Scanning Visual Inspection Not Available
Disk Footprint ~12 Megabytes ~6 Gigabytes ~1 Gigabyte
Cost Free Paid ($29.99 and up) Free with Paid Options

Ready to stress-test your GPU?

Join millions of users and get the industry-standard tool for graphics card stress testing.