Memory testing program for PC - 13 different RAM testing algorithms!

Memtest86
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Memtest86 11.4

  -  11.91 MB  -  Freeware
Free Download

Security Status

  • Latest Version

    Memtest86 11.6

  • Operating System

    Windows 7 / Windows 8 / Windows 10 / Windows 11

  • User Rating

    Click to vote

  • Author / Product

    PassMark Software / External Link

  • Filename

    memtest86-usb.zip

  • MD5 Checksum

    91f36e1ba426c70bd9dbff527a5930ad

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of Memtest86 11.4.


For those interested in downloading the most recent release of Memtest86 or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


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If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

Download Memtest86 11.4
Why is this app published on FileHorse? (More info)

  • Memtest86 11.4 Screenshots

    The images below have been resized. Click on them to view the screenshots in full size.

    Memtest86 11.4 Screenshot 1
  • Memtest86 11.4 Screenshot 2
  • Memtest86 11.4 Screenshot 3
  • Memtest86 11.4 Screenshot 4
  • Memtest86 11.4 Screenshot 5

What's new in this version:

Fixes/Enhancements:
- Fixed certain parameters not being written when saving config file
- Prompt the user to confirm before overwriting config file
- Added support for ECC detection, memory timings and module decoding on Intel Bartlett Lake chipsets
- Added detection of whether ECC injection is disabled and locked by BIOS
- Fixed ECC false positives reported on Intel Alder Lake chipsets
- Fixed corrected errors reported as uncorrected on Intel Alder Lake chipsets
- Fixed ECC detection on multi-socket Skylake-SP chipsets due to variability of PCI bus numbers

Fixed incorrect memory speeds reported due to incorrect detection of gear mode for the following chipsets:
- Intel Rocket Lake
- Intel Ice Lake
- Intel Tiger Lake
- Intel Alder Lake
- Intel Raptor Lake
- Intel Meteor Lake
- Intel Arrow Lake
- Memory timings are now reported based on tCK instead of WCK for LPDDR5 modules
- Fixed issue on program exit due as a side effect of polling memory timings on Zen 5 chipsets
- Fixed halt when accessing non-existing MCA registers on Zen 5 chipsets
- Improved robustness when detecting validity of DIMM temperature data obtained from CLTT

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