MemTest86
7.6#1 in pc stress testing toolsFrom $76 a yearFree planLinuxmacOSSelf-hostedWindows
VisitMemTest86 vs MemTest86+
MemTest86+
6.2#11 in hardware diagnostic softwareFree planFree planLinuxmacOSWindows
VisitWhat both publish
| Fact | MemTest86 | MemTest86+ |
|---|---|---|
| Algorithms | The software provides 14 algorithms, including SIMD, Row Hammer and DMA tests. | Its documented algorithms include moving inversions and Modulo-20 testing. |
| Architectures | MemTest86 includes native 64-bit code and ARM64 support for UEFI systems. | The README says it supports x86, x86-64, ARM AArch64, and LoongArch64 computers. |
| Purpose | MemTest86 boots from USB and tests computer RAM for faults using memory test algorithms and patterns. | Memtest86+ is a free, open-source, stand-alone memory tester for IA-32, x86-64, and LoongArch64 systems. |
MemTest86 plans
- Pro Site Edition$5,557, paid once
- MemTest86 Pro Support Extension$76 a year
- Free EditionFree
- Pro Support Extension$76 a year
- Pro Download$116, paid once
- Pro USB Drive$144, paid once
MemTest86+ plans
- Free and open-sourceFree
Pick MemTest86 if…
MemTest86 suits people diagnosing RAM faults or checking whether memory is contributing to system instability. Its Pro and Site editions add automation or LAN deployment for users who need those capabilities.
Pick MemTest86+ if…
MemTest86+ suits users diagnosing possible memory failures or instability on supported computer architectures. It can be booted from removable media or configured for network boot.