Hello Roy,

  MR> BTW I found another 4M stick with it: LH64400BK-70 and it's also
    > on a 72 pin stick with 8 chips like the other but made by Sharp.

  RJT> My guess on these would be 4Mx1 rather than 1Mx4.  Do these
     > sticks have foil patterns for an additional 8 chips on the
     > reverse side?

If Mike were talking about 30-pin SIMMs that might be more likely, but
eight 1-bit chips would only store 1 byte per word, instead of the four I
would expect to see on a normal 72-pin SIMM.  I think it's more likely that
they're eight 4-bit wide chips, providing a 32-bit word.

- Andy Ball.

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