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Editors' Review · August 13, 2025

Maximize Your PC Performance with OCCT

OCCT, or OverClock Checking Tool, is a comprehensive utility and benchmarking program designed to test and monitor the stability and performance of PC components. It serves as an essential tool for both enthusiasts and technicians, allowing users to diagnose hardware issues effectively, particularly those associated with overclocking. The program provides an all-in-one suite that caters to everyday users as well, making it versatile for various skill levels. With dedicated tests for CPU, GPU, RAM, and power supply, OCCT can stress-test systems to identify potential weaknesses, ensuring optimal performance under varying workloads. The seamless integration with monitoring tools like HWiNFO enhances its capability to provide detailed status reports, making it an invaluable resource for system diagnostics.

The application is available in a free version that boasts powerful features, albeit with certain limitations, such as a wait time before initiating tests. For users seeking advanced functionality, a premium subscription is offered, unlocking additional capabilities. OCCT is recognized for its modern, user-friendly interface and its no-installation requirement, which adds to its convenience. Overall, OCCT stands out as a robust solution for those looking to maintain and optimize their PC's performance, offering detailed diagnostics and customizable testing options.

Enlarged image for OCCT
OCCT 0/1

Technical

Title
OCCT 14.2.3 for Windows
Requirements
  • Windows 10
  • Windows 11
Language
English
Available languages
English
License
Full
Latest update
Author
OCBase

Program available in other languages



Changelog

We don’t have any change log information yet for version 14.2.3 of OCCT. Sometimes publishers take a little while to make this information available, so please check back in a few days to see if it has been updated.

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