IBM 5150 maximum memory?

Jim Leonard trixter at
Thu Apr 24 22:25:49 CDT 2008

Chuck Guzis wrote:
> It was possible to purchase a 
> really-stripped-down 5150 through various sources (probably gray-
> market as I doubt that IBM sold them that way) with no cards or disk 
> drives and only the first 16K installed on the planar.  I believe 
> that the San Jose Computerland offered that deal fairly early on.  I 
> was never able to determine if they purchased the boxes that way or 
> canibalized the RAM for other machines.  There was a DRAM shortage on 
> at the time.

Wow, I can't see it being useful at launch with 16K -- the DOS 1.0 took 
up about 11K if memory serves, and 5K all by itself... I 
guess that left 1.5K to run BASIC.COM and that was all she wrote...
Jim Leonard (trixter at  
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