Core memory, also referred to as magnetic-core memory, is an early model of random-access computer memory. The memory plane consists of numerous small magnetic rings that have wires threaded through them to create a type of grid. The data contained in the memory is stored on these wires. Core memory was replaced in the 1970s by integrated silicon chips that were smaller and more efficient.
Listen to the latest episodes of CHF’s award-winning podcast.
Help us preserve and share the history of chemistry and related sciences. Make a tax-deductible donation online.
Bakelite napkin ring
©2010–2015 Chemical Heritage Foundation