Samsung expects to show a prototype hard drive at WinHEC this week that includes flash memory. The design holds the promise of lower power usage and less hard drive trouble for laptop users.

The Hybrid Hard Drive, developed by Samsung and Microsoft, is meant for mobile PCs running Longhorn, the next version of the Windows operating system. By writing data to the flash memory, there is no need to spin up the hard drive, saving power and sparing the disk, says Ivan Greenberg, Samsung’s director of strategic marketing.

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