The best memory upgrades for your IBM Intellistation M Pro Pentium Ii 6889-5XX /6XX Desktop!
We've spent years amassing all the information we need to make sure you get the right memory for your IBM Intellistation M Pro Pentium Ii 6889-5XX /6XX Desktop.
We guarantee this memory will work in your machine for the life of your machine. Your IBM Intellistation M Pro Pentium Ii 6889-5XX /6XX supports up to 1 GB in four slots and modules must be installed one at a time.