Passmark bought MemTest86 after MemTest86+ was forked. It does offer a freeware version but it's limited.
Since the UEFI-capable MemTest86+ came out a few years ago, there have been multiple new releases and it seems to be advancing quite significantly. PassMark seems to have given up trying to keep up.
Quite.
I tried to explain the relationship here, when the previous major release appeared:
https://www.theregister.com/2024/01/11/memtest86_70_released...
Passmark bought MemTest86 after MemTest86+ was forked. It does offer a freeware version but it's limited.
Since the UEFI-capable MemTest86+ came out a few years ago, there have been multiple new releases and it seems to be advancing quite significantly. PassMark seems to have given up trying to keep up.