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Optimized for UEFI-based x86/ARM systems.

Self-booting off USB or Network (PXE)* boot, without needing DOS, Linux nor Windows.

All RAM types supported (DDR2, DDR3, DDR4, DDR5, SODIMM, XMP, ECC).13 different RAM testing algorithms - including row hammer fault detection*.MemTest86 supports all current technologies: The version of Windows, Linux, or Mac used on your machine is irrelevant for execution. MemTest86 does not require any operating system for execution. If your RAM is bad from a memtest, you should first update your motherboard's BIOS or consider buying new RAM. Memtest86 only detects physical errors in your system memory, but cannot fix any errors.

You can read a description of each of the test sections here. MemTest86 executes a series of numbered test sections to check for errors and there should be 0 errors. How many errors in Memtest86 are acceptable? Memtest86 will load your CPU up to 100% during testing, because data read or written to RAM will pass through the CPU, but it should not harm your processor or RAM. MemTest86 boots from a USB flash drive and tests the RAM in your computer for faults using a series of comprehensive algorithms and test patterns. No, MemTest86 is a memory-only testing tool for x86 and Arm PCs.

Instal Memtest86 Pro 10.5.1000 free