PassMark MemTest86 Pro 11.2 Build 2000

MemTest86 is the original, free, stand alone memory testing software for x86 computers. 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.

Main Features

The latest version of MemTest86 supports all the current technologies, including

13 different RAM testing algorithms
DDR4 RAM (and DDR2 & DDR3) support
XMP – high performance memory profiles
UEFI – The new graphical standard for BIOS
64bit – From version 5, MemTest86 is native 64bit code
ECC RAM – support for error-correcting code RAM
Secure boot – With MemTest86 being code signed by Microsoft
Graphical interface, mouse support and logging of results to disk
Foreign language support (Chinese, German & more)
Self booting off USB, without needing DOS, Linux nor Windows
Network (PXE) boot – Scalable, disk-less provisioning from a single PXE server

Version 11.2 (Build 1000) 4/Feb/2025

Fixes/Enhancements
Extended REPORTPREFIX config file parameter to support additional values, RAMSN and MACADDR, for prepending the RAM serial number or MAC address, respectively, to the report filename
Filenames are now appended with a pseudorandom value to prevent collision when files from multiple PXE clients are simultaneously uploaded to the PXE server
Added preliminary ECC support for AMD Zen 5 Kraken Point (Family 1A, Model 60-6F) chipsets
Added preliminary address decode support for AMD Zen 5 Kraken Point (Family 1A, Model 60-6F) chipsets
Added preliminary timings support for AMD Zen 5 Kraken Point (Family 1A, Model 60-6F) chipsets
Added preliminary ECC injection support for Intel Arrow Lake/Lunar Lake
Added support for reporting CPU socket number corresponding to detected ECC error
Added support for obtaining CPU information for the following chipsets:
Intel Lunar Lake
Intel Granite Rapids
Intel Sierra Forest
Intel Emerald Rapids
AMD Ryzen Zen 5 (Family 1A)
Improved accuracy of reported memory speed for overclocked AMD Zen 4 chipsets
Fixed DDR5 temperatures not being obtained on AMD chipsets
Fixed DDR4 temperature not being obtained by relaxing validity check of raw data
Fixed incorrect reporting of ECC error DIMM slot on Intel Emerald Rapids chipsets
Fixed address decoding reporting incorrect failure module for 1R DDR5 modules on Intel Meteor Lake/Arrow Lake chipsets
Fixed address decoding reporting opposite failure slot for 2R DDR5 modules on Intel Meteor Lake/Arrow Lake chipsets
Fixed incorrect memory timings reported on Intel Haswell chipsets
Fixed incorrect CPU cache information obtained for ARMv8 chipsets
Fixed halt when attempting to use non-existent HPET timers on ARM systems
Fixed invalid characters appearing in the RAM config line in the test screen when SPD/SMBIOS info is not available
Fixed incorrect DIMM graphic being displayed for CSODIMM modules in the DIMM results screen
Added ASUS Vivobook S 15 ARM laptop to blacklist to prevent changing of the screen resolution
Updated localization strings according to the MS Localization Style Guide for Trad-Chinese, Simp-Chinese and Japanese (courtesy of Nagisa)