The Memory address reference article from the English Wikipedia on 24-Apr-2004 (provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

Memory address

It is common to describe the main memory of a computer as a collection of small boxes (cells), which store data and machine instructions. Each cell is uniquely identified by a number, or its memory address.

In order to access a particular memory location, the processor puts some signals on the address bus, which is typically 32-bits wide in most modern computers. A 32-bit wide address bus allows the processor to specify = 4,294,967,296 memory addresses.

See also:

• Memory addressing

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