I think OCCT is pretty nice for stress testing. All sorts of different stress tests in one program. Answer from isppsthsscrfrhlp on reddit.com
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OCBASE
ocbase.com
OCBASE/OCCT : Free, all-in-one stability, stress test, benchmark and monitoring tool for your PC
Ocbase is the home of OCCT, the most popular all-in-one stability / stress testing / benchmarking / monitoring tool available for PC
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Jam Software
jam-software.com › heavyload
Free Stress Test Tool HeavyLoad
Check out tips for server and pc stress test! Be mobile: Install HeavyLoad as a portable version e.g. on a USB stick and use it as your benchmarking software to go! ... Check your most important systems in advance to see whether they can withstand the highest loads with our computer performance test. ... No matter if CPU, GPU, RAM, hard disk, or all of them together: HeavyLoad takes it to the limit!
Discussions

what programs for stress testing
so i tried running an OCCTcpu only stress test and 10 seconds in the system rebooted what other programs can i run on win 11 to rule out occt being an issue and to ensure my system is stable specs 7800X3D asrock B650E taichi lite 64gb gskill ddr5 6000 CL32 1000 watt gold rated seasonic focus GX b... More on linustechtips.com
🌐 linustechtips.com
6
January 14, 2026
Free software to stress test CPU and GPU??
Great software to stress test my CPU and GPU to check if temps are ok? I used 2 different ones and CPU runs 71 and GPU 41... But fans for the GPU never turn so Im thinking something isnt right with the software :p Any software you would recommend? More on forums.tomshardware.com
🌐 forums.tomshardware.com
5
0
February 13, 2021
Best programs for CPU stress testing in 2023?

I've been playing around with a few recently.

I find the OCCT using linpack 2021 is one of the few to get my CPU hitting the max 142watts limit. AMD 5800X3D

More on reddit.com
🌐 r/overclocking
4
7
April 5, 2023
What programs do you use for stress testing and benchmarking?
Prime95, CPU-Z, 3DMark More on reddit.com
🌐 r/buildapc
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2
February 28, 2022
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PassMark
passmark.com › products › burnintest › index.php
PassMark BurnInTest software - PC Reliability and Load Testing
Since we introduced the Maximum CPU Temp test in BurnInTest, it’s been a vital tool for PC enthusiasts and overclockers looking to verify the reliability and stability of CPU and cooling systems with a maximized heat generation torture test. BurnInTest can be made into a bootable solution from a USB drive, optical disk or PXE boot (with PassMark WinPE Builder) Manage your test system Information, test status, and test result information from the web, with the PassMark Management Console. This is a demonstration on how to use BurnInTest to stress test your PC system.
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Trenton Systems
trentonsystems.com › en-us › resource-hub › blog › list-of-computer-stress-test-software
Huge List of Computer Stress Test Software [Rugged Computing]
October 21, 2024 - It takes minutes to test your computer's performance, it shows scores & stands openly so you can compare your computer to the rest of the world, and now even offers a GPU compute & graphics test. It comes with CPU, GPU, Memory, Disk read & write speed and the Pro version comes with a few other bonuses. ... Another great stress test software by PassMark - it let's you know if your computer is performing at its best.
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UserBenchmark
userbenchmark.org
UserBenchmark | Free Online CPU, GPU & PC Stress Test - Real-Time Benchmark
Free browser-based hardware stress testing. Path tracing, soft shadows, CPU/GPU/RAM benchmarks with live metrics. No download required.
Find elsewhere
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mprep
mprep.info › gpu
Stress My GPU | mprep’s website
A free online GPU (and CPU) stress testing and benchmarking tool. Fully web-based (using Javascript and WebGL) - no downloads or installation required.
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Linus Tech Tips
linustechtips.com › software › programs, apps and websites
what programs for stress testing - Programs, Apps and Websites - Linus Tech Tips
January 14, 2026 - so i tried running an OCCTcpu only stress test and 10 seconds in the system rebooted what other programs can i run on win 11 to rule out occt being an issue and to ensure my system is stable specs 7800X3D asrock B650E taichi lite 64gb gskill ddr5 6000 CL32 1000 watt gold rated seasonic focus GX b...
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OpenEDR
openedr.com › blog › pc-stress-test-software-2
PC Stress Test Software | Best Tools & Guide
March 23, 2026 - Comprehensive system testing software. ... Designed for GPU stress testing. ... Specialized RAM testing tool. ... All-in-one testing solution. ... Not all tools offer the same capabilities. Tracks performance metrics during testing. Provides insights into system behavior. Tests CPU, GPU, RAM, and storage.
Rating: 5 ​ - ​ 1 votes
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Logical Increments
blog.logicalincrements.com › the-best-programs-for-stress-testing-your-pc
The 6 Best Free Programs for Stress Testing Your PC - Logical Increments Blog
May 21, 2021 - Prime95: The most popular free software for testing CPUs. It will run indefinitely, and shut off if it finds a problem. It’s recommended to run Prime95 for at least 3 hours, and to make sure temperatures don’t get too dangerous while you’re testing. [Instructions for using Prime95] IntelBurnTest: Another popular option for testing CPUs. IntelBurnTest uses the same stress-testing engine that Intel uses internally for quality control before shipping out CPUs.
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Novabench
novabench.com › stress-test
Stress Test Your PC: CPU & GPU Stability Testing | Novabench
Free CPU and GPU stress testing software for Windows, Mac, and Linux. Validate stability, test thermals under load, and verify your overclock with Novabench.
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CPUID
cpuid.com › softwares › cpu-z.html
CPU-Z | Softwares | CPUID
CPU-Z for Windows® x86/x64 is a freeware that gathers information on some of the main devices of your system : Processor name and number, codename, process, package, cache levels.
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Rssing
guided1544.rssing.com › chan-81055919 › article51.html
Best Software to Stress Test Your PC (CPU, GPU, RAM, etc.)
With HWiNFO64 you can track temperatures and other information on your CPU, GPU, RAM, and motherboard, as well as track fan speeds, component loads, and plenty more. ... HWMonitor is a lightweight hardware monitoring tool that tracks temperatures, voltages, fan speeds, and power usage across your system. It’s widely trusted for its accuracy and simplicity, making it ideal for stress testing and everyday monitoring.
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Prime95
prime95.net › home
Prime95 v 30.19 Build 20 - Download
January 1, 2026 - Custom: Advanced users can configure a custom Torture Test by specifying the size of the FFTs and the amount of memory to use, allowing for highly targeted stress tests. Prime95 includes a benchmarking feature that measures the performance of a CPU by timing how long it takes to complete specific calculations. These benchmarks provide a comparative measure of CPU performance and can be used to evaluate the impact of overclocking or other system modifications. Prime95 is available for a wide range of operating systems, including Windows, macOS, and Linux. The software is lightweight, requiring minimal disk space and memory.
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Avira
avira.com › blog › monitor your pc’s performance and stability with a cpu stress test
Run quick tests for optimal performance with a CPU stress test | Avira
February 13, 2025 - Open the stress test software and choose the settings you want to test. In most cases, you’ll be able to choose between different types of test, such as Small FFTs or Blend. Click Start or Run to begin the stress test. The CPU will then be subjected to a high load to test its performance capabilities.
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Tunabelly Software
tunabellysoftware.com › cpu_stress_test
Endurance: CPU Stress Test
Endurance: CPU Stress Test is the premier macOS app to test thermal limits, CPU load, battery life along with full logging.
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XbitLabs
xbitlabs.com › home › tools › cpu stress test online - multi-threaded processor benchmark
CPU Stress Test Online - Multi-Threaded Processor Benchmark
Free online CPU stress test using Web Workers. Benchmark your processor, test all cores, and measure multi-threaded performance.
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Viral Hax
viralhax.com › home › 5 best tools to perform cpu stress test on your pc
5 Best Tools to Perform CPU Stress Test On Your PC - Viral Hax
February 27, 2019 - So, without any more discussions, let’s explore the best tools which will help you to perform a PC stress test: HW Monitor is an excellent tool that lets you check your system performance in just a few clicks.