15 results about "Auxiliary memory" patented technology

Auxiliary memory, also known as auxiliary storage, secondary storage, secondary memory or external memory, is a non-volatile memory that is not directly accessible by the CPU, because it is not accessed via the input/output channels. In RAM devices data can be deleted or changed. It is used to store a large amount of data at lesser cost per byte than primary memory, it is two orders of magnitude less expensive than primary storage.