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OCCT v4.1.0

Vista / Win7 / Win8 / WinXP
OCCT (stands for "OverClock Checking Tool) is a CPU stability testing program.

Features include:
  • 3 different test types
  • CPU = no RAM tested, alot of heat generated on the CPU, errors are usually CPU-centered
  • RAM = Maximum error detection, tests the whole chain CPU-Chipset-Memory
  • Mix = CPU and RAM alternated
  • 3 tests modes
  • Auto = 1h long Mix test
  • Custom (Infinite) = Infinite loop of the test type of your choice
  • Custom (fixed) = A test of the type of your choice, and of a duration of your choice
  • Integrated monitoring and System information thanks to CPU-Z and HWmonitor engine
  • external Monitoring Program support through plugins (Everest, Speedfan, and many more)
  • Graph output showing temperatures and voltages of your computer


OCCT v4.3.2 Beta 2

occt overclocking checking tool

License type Freeware1
Author's homepage Visit the author's site
Date added 19 Mar 2013
Downloads 1731
File size 7.29 MB (<1min @ 1Mbps)
Operating systems Vista / Win7 / Win8 / WinXP1

1License and operating system information is based on latest version of the software.

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If you wish to download the original version of this software you can do so at the author's homepage (see Info tab on the left).