Designed for testing, not “boosting”
FurMark helps you measure behavior under load. It does not repair hardware or magically increase FPS.
FurMark GPU stress test • FurMark benchmark • responsible-use hub
FurMark GPU Stress Test & Benchmark Utility
Put your graphics card under a controlled, extreme rendering load to evaluate stability, thermal behavior, and benchmark performance. Use it to validate cooling changes, check overclock reliability, and compare OpenGL vs Vulkan test modeswhile keeping monitoring front and center.
Responsible-use by default
Stress tests can generate extreme heat. Monitor temperatures and stop if conditions look unsafe.
Benchmark-focused
GPU diagnostics oriented
Enthusiast trusted workflows
Transparent download guidance
What is FurMark?
FurMark is a GPU stress testing and benchmark utility built to place a graphics card under a very heavy 3D rendering load. That makes it useful for observing heat-up behavior, validating cooling performance, and checking whether a system remains stable under extreme GPU demand.
It’s commonly used by hardware enthusiasts, gamers, overclockers, PC builders, and reviewers to compare configurations (e.g., before/after fan curve changes, undervolting, repasting, or driver updates). It is a testing toolnot a “performance booster” and not a hardware repair utility.
GPU thermal load testing
Learn how fast the GPU heats up, whether temperatures stabilize, and how cooling responds under sustained load.
Overclock stability checks
Find borderline overclocks and undervolt settings by looking for artifacts, driver resets, or sudden instability.
Benchmark comparisons
Run timed benchmarks to compare before/after tuning changesusing consistent settings and ambient conditions.
OpenGL & Vulkan modes
Validate behavior across graphics APIs when available, and troubleshoot driver or compatibility differences.
Important: FurMark can push GPUs very hard. Use supervised sessions, monitor temperatures, and treat stability/thermal testing as a controlled diagnostic processnot a dare. The Guides and Trust & Security pages explain safe-use and integrity checks.
Key features (preview)
Explore the full breakdown on the Features page, with practical “why it matters” context.
Extreme GPU stress testing
Create sustained load to reveal thermal and stability limits in a controlled environment.
Learn about stress testingBenchmark mode & score context
Timed runs support before/after comparisons when settings and conditions are consistent.
Benchmark detailsOpenGL / Vulkan selection
Validate different rendering paths and troubleshoot driver or API-specific issues.
API mode overviewMonitoring-first workflow
Temperatures, clocks, and usage visibility help you interpret the results safely.
See safe-use guidanceConfigurable test parameters
Resolution, fullscreen/windowed, AA and other settings allow controlled escalation.
Configuration optionsStability validation workflows
Combine short tests, gradual intensity increases, and monitoring to validate changes.
Best practices
A safe testing mindset
The most valuable results come from repeatable runs and sensible escalation. Start with moderate settings, watch the heat-up curve, and increase intensity step-by-step. If your goal is stability validation, prioritize consistency and sensor visibility over maximum stress.
Quick links
Notice
FurMark is intentionally intense. If you’re new to stress testing, follow the step-by-step guidance in Guides before running long sessions.
Real-world use cases
Specific, credible scenarios where a GPU stress test and benchmark workflow is useful.
Gamers validating an overclock (or undervolt)
After adjusting clocks/voltage, run short sessions while monitoring temperature and stability. If you see artifacts, a driver reset, or the system becomes unstable, dial back settings and retest.
Useful when a system “seems fine” in games but crashes randomlyFurMark can expose a borderline configuration under a consistent load.
PC builders checking airflow and cooling
After building a PC or changing case fans, run a controlled stress test to observe how quickly temperatures rise and whether they stabilize. Compare fan curves and airflow changes using identical settings.
Ideal for verifying that a new cooler, repaste, or case layout actually improves sustained thermalsnot just idle.
Reviewers and enthusiasts comparing configurations
Use benchmark mode to compare before/after driver changes, power limits, fan curves, or memory tuning. Keep ambient temperature, resolution, AA, and API mode consistent for meaningful comparisons.
FurMark is known for generating heavy thermal loaduseful for measuring cooling behavior under demanding conditions.
Diagnosing crashes, throttling, or overheating
If the system freezes, reboots, or shows artifacts under load, FurMark can help reproduce the issue in a repeatable way while you watch sensors. This supports faster troubleshooting: drivers, power limits, thermals, or unstable tuning.
If temperatures rise too quickly, reduce settings, improve cooling, and stop tests that appear unsafe.
How FurMark fits among GPU tools
Different tools exist for different goals. This comparison is educationalchoose the right tool for the job.
FurMark
Extreme thermal stress and stability validation under a heavy rendering workload, plus benchmark runs for comparisons.
3DMark
Broader synthetic graphics benchmarks and scenario-based tests; useful for comparing systems across standardized workloads.
GPU‑Z
GPU information and sensor visibility. Great for monitoringless about creating sustained stress by itself.
MSI Afterburner
Tuning and monitoring tool. Useful alongside stress tests, but not a dedicated benchmark/stress methodology on its own.
For practical workflows, see Guides: how to choose test durations, interpret instability, and compare benchmark scores responsibly.
Trust, integrity, and responsible use
Utility software that can push hardware to its limits deserves a transparent presentation. This site focuses on:
- Clean download framing: clear file context, version transparency, and “before you run” safety reminders.
- Integrity education: what hashes/checksums are, and how to think about verification without blind trust.
- No misleading claims: no “optimizer” talk, no unrealistic promisesjust GPU stress testing and benchmarking guidance.
- Responsible-use messaging: supervised testing, temperature monitoring, and clear stop conditions.
Why some people worry: FurMark can create a very heavy thermal load. That’s the point for stress testing, but it also means the software can feel “scary” if used recklessly. Our guidance explains safe durations, what to monitor, and when to stop.
System changes & footprint (technical)
Technical clarity builds trust. FurMark is primarily a GPU stress test and benchmark utility and typically does not require registry edits to run. If you use an installer build, Windows may add standard install/uninstall metadata (varies by version and distribution).
What FurMark generally modifies
- May create application settings (location depends on build)
- Installer builds may add an uninstall entry
- Windows may apply a download “Mark of the Web” to the file
What it should not be
FurMark is not a driver updater, “PC cleaner,” or system optimizer. If a download claims those behaviors, treat it as suspicious and verify the source.
Why this matters
High-load utilities can trigger cautious warnings. Knowing what to check (and what “normal installer metadata” looks like) helps you decide safely.
Registry locations to inspect (installer metadata)
These commands query typical Windows uninstall entries. Results vary by installer/version. If nothing appears, you may be using a portable build.
reg query "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall" /s /f "FurMark"
reg query "HKLM\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall" /s /f "FurMark"
reg query "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall" /s /f "FurMark"PowerShell inspection (uninstall entries)
Use PowerShell to quickly search uninstall keys for display names containing “FurMark.”
$paths = @(
"HKLM:\Software\Microsoft\Windows\CurrentVersion\Uninstall\*",
"HKLM:\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall\*",
"HKCU:\Software\Microsoft\Windows\CurrentVersion\Uninstall\*"
)
Get-ItemProperty -Path $paths -ErrorAction SilentlyContinue |
Where-Object { $_.DisplayName -match "FurMark" } |
Select-Object DisplayName, DisplayVersion, Publisher, InstallLocationNote on download warnings
Windows may attach a Zone Identifier (“Mark of the Web”) to files downloaded from the internet. That’s a normal OS behavior and not specific to FurMark. For a careful, non-dismissive approach to warnings, use Download → Antivirus false positives.
Ready to download FurMark?
Use the download page for a safer flow: clear version context, integrity education, and “before you run” reminders for thermal load testing. If you’re troubleshooting a warning or launch issue, visit Guides first.
Download trust checklist
- Use reputable sources and consistent filenames
- Read integrity guidance (hashes/checksums)
- Monitor temperatures during testing
- Stop on runaway heat or artifacts
- Keep runs comparable (same settings/ambient)