This belonged to a friend of mine that I'm helping to clean out his collection. Here is a few details I found online...

1. IBM 167G MCA Memory Upgrade Board:

   • The IBM 167G is anMCA (Micro Channel Architecture)memory upgrade board designed forIBM PS/2computers.
   • It was part of thePS/2 Model 50series, which featured theMicro Channelarchitecture.
   • The 167G allowed users to expand their system’s memory capacity, enhancing overall performance.

2. Technical Details:

   • Compatibility: The 167G was compatible with various PS/2 models, including the Model 50, Model 55, and others.
   • Memory Expansion: It provided additional memory slots forRAM modules.
   • Period Correct: The extra memory on this board isperiod-correct, meaning it aligns with the technology available during that era.

3. Collectibility and Nostalgia:

   • The IBM 167G is now considered acollector’s itemamong vintage computer enthusiasts.
   • Owning and preserving such hardware allows us to appreciate the evolution of computing technology

Whether it’s for nostalgia, curiosity, or genuine interest, vintage computer components like the IBM 167G continue to captivate those who appreciate the history of computing. 🖥️🕰️✨