
This covers both 32-bit and 64-bit machines. Overview of PassMark MemTest86 The number 86, following the MemTest part of the name, refers to the original x86 CPU instruction set that all of today's PCs use.

This is an advanced x86 memory testing tool. Utilizing algorithms that have been in development for over 20 years. The download links for the V4 downloads are still provided for those that prefer to work with the V4 bootable images. Free Download PassMark MemTest86 latest version standalone offline installer for Windows. Boots from a USB flash drive to test the RAM in your computer for faults. In order to run MemTest86, PCs with legacy BIOS platform must use the older V4 release of MemTest86. However, you must use either Windows, Linux or Mac to create a bootable USB drive.įor information on creating a boot disk in Linux/Mac, visit the Technical Information pageĪs MemTest86 V10.5 supports only the newer UEFI platform, older PCs without UEFI support would be unable to boot MemTest86. The version of Windows, Linux, or Mac being used is irrelevant for execution. MemTest86 is a stand-alone program that does not require or use any operating system for execution.Installation and usage instructions are available on the Technical Information page.Please download the older V4 BIOS release of MemTest86 instead. On machines that don't support UEFI, MemTest86 will not boot.


It should work on any Pentium class or later 32-bit or 64-bit CPU.* Once the purchase has been completed, a download link shall be provided that will contain the files needed to create your own bootable media.Ī pre-installed MemTest86 Pro USB Drive is available on our Pricing PageĪ site license is also available, for unlimited use of the software in a company, on our Pricing Page Documentation MemTest86 User Guide Memtest86+ can be loaded and run either directly by a PC BIOS (legacy or UEFI) or via an intermediate bootloader that supports the Linux 16-bit, 32-bit, 64-bit, or EFI handover boot protocol. It is also able to access almost all the computer's memory, not being restricted by the memory used by the operating system and not depending on any underlying software like UEFI libraries. It provides a much more thorough memory check than that provided by BIOS memory tests. Memtest86+ is a free, open-source, stand-alone memory tester for x86 and x86-64 architecture computers.
