PCIe is becoming popular for flash memory storage devices since it offers much faster data rates than traditional SATA , SAS or Fibre Channel interfaces, which flash memory storage devices can make use of.

FORBES: The Enormous Flash: New Opportunities and Announcements for Solid State Storage

Some of these interfaces are based upon historical storage interfaces developed for hard disk drives (SATA and SAS) while some are being developed, more or less from the ground up, for flash memory storage devices.

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SanDisk competes with other companies that make memory chips or storage devices like Micron and Samsung, Western Digital, Seagate and EMC.

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