Flash memory is common in systems that require nonvolatile data storage at very low cost.In some cases, a large fash memory may even be used instead of a disk-drive.

• 快闪记忆体用在需要很便宜的非易失数据存贮器的地方，一个大容量的快闪记忆体甚至被用作磁碟驱动器。