Based on the well-known original memtest86 written by Chris Brady, memtest86+ is a port by some members of the x86-secret team. Our goal is to provide an up-to-date and completely reliable version of this software tool aimed at memory failures detection.

Memtest86+ is, like the original, released under the terms of the Gnu Public License (GPL). No restrictions for use, private or commercial exist other than the ones mentioned in the Gnu Public License (GPL). Texts about the original version was taken from the original website and written by Chris Brady.

What's New in version 4.0.0:

New Features:

• Major Architectural changes
• First pass twice faster (reduced iterations)
• Detect DDR2/3 brands and part numbers on Intel DDR2/3 chipsets
• Added detection for Intel "Clarkdale" CPU
• Added detection for Intel "Gulftown" CPU
• Added detection for AMD "Magny-Cours" CPU
• Added detection for Intel XMP Memory
• Added for CPU w/ 0.5/1.5/3/6/12/16/18/24MB L3
• Added "clean" DMI detection for DDR3/FBDIMM2
• Better detection of Integrated Memory Controllers

Bug Fixes:

• Corrected detection for Intel "Lynnfield" CPU
• Corrected detection for AMD 45nm K10 CPU
• Solved crash with AMD Geode LX
• Complies with SMBIOS 2.6.1 specs
• Fixed compilation issues with gcc 4.2+
• Many others bug fixes