Solid state drives have no moving parts and use silicon chips to store information, making them more durable than a traditional hard drive. The thin black rectangles on the solid state drive circuitboard to the left side of the picture are the solid state drive's memory chips. (Courtesy Toshiba)
In Depth
Technology
Solid-state drives
Durable, power-saving alternative to hard drives
April 29, 2008
By Erin Bell
A traditional hard drive has a delicate read/write head on an arm that moves across a spinning platter, as seen in this cutaway view of a hard disk. (Courtesy Seagate)
Compact and durable solid-state hard drives were once reserved for demanding groups with big-budgets, such as the military, but that is changing. Prices are tumbling and they're starting to carve out a respectable niche for themselves in the mobile world of the average consumer.
Solid-state drives (SSDs) store information on memory chips instead of a spinning disc. The technology isn't new, but storage capacities have traditionally been fairly limited and SSDs have been extremely pricey compared to regular hard drives.
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