OCCT is a portable application that requires no installation, making it easy to run directly from any location on your system or even from an external drive.

This portability ensures that you can use OCCT on multiple systems without the need for repeated installations, saving time and effort.

Additionally, OCCT operates fully offline, allowing you to perform tests and monitor your system's performance without requiring an internet connection. This feature is particularly useful for testing systems in secure or isolated environments.

OCCT allows you to thoroughly test all components of your system, ensuring a comprehensive assessment of its stability. You have total control over the test parameters, allowing you to tailor them to your specific needs.

Speed and precision are at the core of our approach. OCCT quickly and accurately detects even the slightest errors and instabilities, providing you with a clear view of your system's health.

Through close collaboration with hardware manufacturers, OCCT anticipates technological innovation ensuring fast support for emerging technologies.

OCCT's 3D testing is unmatched. It dynamically adjusts its load through 3D adaptive testing, providing a comprehensive evaluation of your system’s capabilities under varying workloads.

With a wide range of 3D tests, OCCT recreates gaming conditions, extreme scenarios, and light usage, offering insights into performance across different usage patterns, picking up any artefact or errors during execution.

The parallel testing feature sets OCCT apart. Test multiple GPUs, even of different brands, simultaneously without the need to connect them to screens, streamlining the testing process and maximizing efficiency.

OCCT's monitoring interface is clear and transparent, offering a straightforward view of critical system metrics. With seamless integration of the renowned Hwinfo engine, OCCT ensures accurate and detailed monitoring of your hardware components.

With real-time temperature monitoring and intelligent alerts, OCCT helps you maintain optimal performance while safeguarding against potential overheating issues. Dive deeper into diagnostics, identifying issues such as voltage drops or frequency throttling, ensuring your system operates at its peak efficiency.

Compare your CPU and Memory performance using our built-in benchmarks providing valuable insights into your system's capabilities.

OCCT introduces a ground breaking latency and bandwidth benchmark for CPU cache and memory,offering unparalleled precision and depth. Understand the intricacies of your system's memory performance with detailed analysis and actionable data.

The OCBASE Dashboard is your central hub for managing all aspects of your OCCT experience. It provides a comprehensive overview of your account information, including license details.

Easily upload and manage your stability certificates directly from the dashboard. Keep track of all your certificates in one place, making it simple to access and share them as needed.

Run tests for as long as you need without any time restrictions. This allows you to conduct thorough testing and ensure the stability of your system under extended workloads.

Whether you're stress testing for a few hours or running an overnight stability test, OCCT has you covered with its unlimited test duration feature.

Tired of waiting 10 seconds before launching a test? Upgrade to Supporter or get a professional edition of OCCT and start your tests immediately. Eliminate unnecessary delays and save valuable time.

Reminder: Using OCCT in a commercial environment requires a paid professional edition.

Save your test results as PNG images to keep a record of your system’s performance and easily compare results across different tests and configurations.

Enterprise and Enterprise+ editions offer more comprehensive reporting options, allowing you to export your test data in CSV, JSON, and HTML formats.

Certificates serve as definitive evidence that your system has successfully passed a battery of rigorous pre-established tests.

Share your achievements with confidence : OCCT's certificates are shareable, allowing you to make them public and showcase your system's stability to the world.

OCCT is the authority for certifying the stability of the systems and components tested, providing assurance and peace of mind to users and stakeholders alike.

Whether you're a small business, a large enterprise, or an IT service provider, our professional editions provide the necessary licensing to support your commercial activities.

With OCCT's commercial use license, you can confidently utilize the software for testing, diagnostics, and performance evaluation in your professional endeavors.

In addition to the PNG test report, OCCT Pro will output all the monitoring data in a CSV format. You can use this file to build your own custom graph or conduct your own analysis of the monitoring data contained within.