When you want to test your GPU’s limits, you might hear about FurMark. But is it safe to use this software to stress-test your GPU? Many PC enthusiasts and overclockers wonder about this. The answer is generally yes, as long as you follow the directions and don’t override your GPU’s over-temperature or over-current protection. Modern graphics cards are designed to protect themselves from getting too hot. If you bypass these protections, you could risk damaging your GPU.

Is FurMark a Safe Program To Test GPUs

AspectSafe For GPUs?Notes
Modern GPUs (2010+)Generally safe with proper useModern GPUs have power and temperature limitations that prevent damage under most circumstances.
Older GPUsPotentially riskyOlder GPUs may lack safeguards and overheat, leading to damage.
OverclockingIncreases riskOverclocking your GPU while using FurMark significantly increases the risk of damage.
Improper coolingIncreases riskInadequate cooling or poor airflow can contribute to overheating and damage.
Stress timeLonger = higher riskRunning FurMark for extended periods increases the risk of thermal problems.
MonitoringEssentialAlways monitor temperatures and other system metrics while using FurMark.


While FurMark can be a valuable tool for testing GPU stability and performance, it’s crucial to use it with caution and proper understanding of the risks involved. Follow these guidelines to minimize the risk of damage:

  • Only use FurMark on modern GPUs (2010+).
  • Avoid overclocking your GPU while using FurMark.
  • Ensure adequate cooling and airflow in your case.
  • Monitor temperatures and other system metrics closely while running FurMark.
  • Limit stress time to avoid extended periods of high temperatures.


Consider using less demanding stress testing tools like:

  • 3DMark
  • Unigine Superposition
  • Heaven Benchmark

These tools offer good stress testing capabilities with slightly lower risk of thermal issues.

a close up of the inside of a computer case

What Does NVIDIA Have To Say About Furmark

Furmark is an application designed to stress the GPU by maximizing power draw well beyond any real world application or game. In some cases, this could lead to slowdown of the graphics card due to hitting over-temperature or over-current protection mechanisms. These protection mechanisms are designed to ensure the safe operation of the graphics card. Using Furmark or other applications to disable these protection mechanisms can result in permanent damage to the graphics card and void the manufacturer’s warranty.

The Nature of FurMark: A Stress Test, Not Just a Benchmark

FurMark is known for its intense stress-testing capability. It pushes your GPU to perform at its maximum capacity, generating heavy workloads that mimic extreme usage conditions. This level of stress testing is crucial for assessing the robustness of your GPU, especially if you’re into overclocking or want to ensure your system’s stability under pressure.

Potential Risks and Precautions

Like any powerful tool, FurMark comes with its share of risks. The primary concern is overheating. If your GPU’s cooling system isn’t efficient or if it’s already under strain, FurMark’s intense load can push temperatures beyond safe limits. This could potentially lead to hardware damage or failure.

Keeping Temperatures in Check

The key to safely using FurMark lies in temperature management. Before running the test, it’s advisable to monitor your GPU’s baseline temperatures. Once you start the test, keep a close eye on the temperature readings. If they start to exceed the recommended maximum (usually around 85°C for the core and 95°C for GDDR6 memory), it’s time to stop the test and rethink your cooling solutions.

The Role of System Stability

Another aspect to consider is system stability. A GPU that’s functioning correctly should handle FurMark without issues. If your system crashes or shuts down during the test, it could indicate either an unstable overclock or an underlying hardware problem. In such cases, revisiting your overclock settings or consulting a hardware expert is advisable.

Real-World Scenarios vs. Extreme Testing

While FurMark is excellent for pushing your GPU to its limits, some argue that it doesn’t represent real-world usage. Most games and applications won’t stress your GPU to the extent that FurMark does. Hence, while FurMark can be a valuable tool in your testing arsenal, it shouldn’t be the sole benchmark for your GPU’s performance and stability.

Using FurMark Responsibly

To use FurMark safely, follow these guidelines:

  • Monitor temperatures constantly during the test.
  • Ensure your GPU’s cooling system is up to the task.
  • Stop the test if temperatures rise too high or if system stability is compromised.
  • Use FurMark as part of a broader testing strategy, including real-world game and application performance.

Summary of Facts

  • FurMark is a stress-testing tool that pushes GPUs to their maximum capacity.
  • The primary risk of using FurMark is overheating, which can potentially damage the GPU.
  • Monitoring temperatures and ensuring proper cooling are essential for safe use.
  • System stability during the test can indicate GPU health and overclock stability.
  • FurMark’s extreme stress testing may not represent typical GPU usage in everyday applications.


What is FurMark and Why is it Used?

FurMark is a GPU stress testing tool designed to push graphics cards to their limits. It’s used to assess GPU stability, cooling efficiency, and performance under heavy loads.

Can FurMark Damage My GPU?

Running FurMark can potentially damage your GPU if it causes overheating or if your system’s cooling and power delivery aren’t up to the task. Proper monitoring and precautions are necessary.

How Do I Safely Use FurMark for GPU Testing?

To use FurMark safely, monitor your GPU temperatures closely, ensure an efficient cooling system, stop the test if temperatures exceed safe limits, and use it as part of a broader testing strategy.

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