for DRAM. As computer memory capacities grew, memory modules were used to save motherboard space and ease memory expansion. Instead of plugging in eight or nine single DIP chips, only one additional memory module was needed to increase the memory of the computer.

History

SIMMs were invented in 1983 by James E. Clayton at Wang Laboratories with subsequent patents granted in 1987. Wang Laboratories litigated both patents against multiple companies.

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