High-contrast GPU benchmarking scene used as the homepage hero backdrop

FurMark: The Ultimate GPU Stress Test

Test your hardware's limits with the world's most trusted OpenGL and Vulkan benchmark tool. Designed to push your GPU to the extreme to ensure stability, performance, and cooling efficiency.

Trusted by over 100 million PC enthusiasts, overclockers, and hardware reviewers globally.

What is FurMark?

FurMark is a very intensive GPU stress test on the Windows platform. It's a lightweight but extremely powerful benchmark that uses fur rendering algorithms to measure the performance of the graphics card.

Commonly known as the "GPU Burner," FurMark is the go-to tool for overclockers and hardware reviewers to test GPU stability and cooling system effectiveness. It detects hardware flaws and overclocking instability before they cause real-world issues.

Free & Open Source
Lightweight (~12MB)
FurMark desktop window showing live GPU stress metrics and frame statistics

Who Uses FurMark?

From professional hardware labs to home gamers, FurMark is the standard for GPU verification.

Enthusiast tuning a desktop GPU for overclock validation with FurMark
Overclockers
Custom PC builder verifying a new graphics card after assembly
PC Builders
Hardware reviewer capturing GPU benchmark data on a test bench
Hardware Reviewers
Gamer checking frame stability before a long gaming session
Hardcore Gamers
Quality-control lab technician running a graphics burn-in cycle
QC Labs
Repair technician diagnosing a customer GPU under heavy load
Repair Techs

Core Capabilities

FurMark is more than just a stress test. It's a comprehensive suite for hardware diagnostics and performance measurement.

Intensive Stress Testing

Utilizes the famous "furry donut" algorithm to maximize power consumption and heat generation.

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Advanced Benchmarking

Compare results across OpenGL and Vulkan APIs with standardized presets for 1080p, 1440p, and 4K.

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Artifact Scanner

Automatically detects visual glitches and errors caused by overheating or unstable overclocking.

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Why FurMark?

Unlike gaming benchmarks, FurMark is designed specifically for power consumption and thermal limits.

Feature FurMark 3DMark Unigine
Maximum Power Draw Extreme (100%) High (70-80%) Moderate (60-70%)
Artifact Detection Real-time Scanning Manual Observation No
File Size ~12 MB ~6 GB ~1 GB
Price Free Paid ($29.99+) Free/Paid

Ready to test your hardware?

Join millions of users and download the industry standard for GPU stress testing.