MemTest86+

Input—per 1M tokens

Output—per 1M tokens

Context—tokens

WeightsClosed

About

MemTest86+ is ranked #13 of 30 in PC overclocking software on Inferse. It runs on Linux, macOS, Windows. There is a free plan.

Compared on PC overclocking software

Free plan: Yesmemtest.org
Platform support: multi-platformmemtest.org
Stress testing: Yesmemtest.org
Memory testing: Yesmemtest.org
Disk health checks: Nomemtest.org
GPU testing: Nomemtest.org
Bootable diagnostic media: Yesmemtest.org

Facts

Purpose: Memtest86+ is a free, open-source, stand-alone memory tester for IA-32, x86-64, and LoongArch64 systems.memtest.org · 1 Oct 2026
Memory access: It can access almost all computer memory without being restricted by operating-system memory or UEFI libraries.memtest.org · 1 Oct 2026
Architectures: The README says it supports x86, x86-64, ARM AArch64, and LoongArch64 computers.memtest.org · 1 Oct 2026
Boot modes: It can run directly from legacy or UEFI BIOS or through Linux boot protocols.memtest.org · 1 Oct 2026
Testing purpose: It uses various algorithms to detect memory failures and troubleshoot crashes, freezes, and system instability.memtest.org · 1 Oct 2026
Supported media: It can run from a FAT32 USB flash drive, CD-ROM, or network boot using PXE.memtest.org · 1 Oct 2026
Network boot: For PXE, memtest.bin can be used with BIOS PXE and memtest.efi with UEFI PXE as an iPXE or PXELINUX payload.memtest.org · 1 Oct 2026
Algorithms: Its documented algorithms include moving inversions and Modulo-20 testing.memtest.org · 1 Oct 2026
Execution: Memtest86+ executes indefinitely, and the pass counter increments after all selected tests have run.memtest.org · 1 Oct 2026
Secure Boot: The binary is not signed by Microsoft, so Secure Boot must be temporarily disabled.memtest.org · 1 Oct 2026
USB limitation: The USB drivers are still work in progress and not all USB devices are supported.memtest.org · 1 Oct 2026
License: Memtest86+ is released under GNU GPL version 2 with no restrictions beyond the GPL for private or commercial use.memtest.org · 1 Oct 2026
Build environment: The build is tested on Linux and uses the GNU toolchain, including GCC, binutils, and make.memtest.org · 1 Oct 2026
Release support: Stable and nightly binaries are available, but nightly builds are automatically generated, fully untested, and unsupported.memtest.org · 1 Oct 2026
Support channel: The project asks users to submit bug reports on its official GitHub page with hardware and reproduction details.memtest.org · 1 Oct 2026