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<div class="WebWorks_Breadcrumbs" style="text-align: left;">Understanding RAID Concepts and Levels</div>
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<div class="Chapter-Title"><a name="1588381">Understanding RAID Concepts </a>and Levels</div>
<div class="Body"><a name="1584752">3ware RAID controllers use RAID (Redundant Array of Independent Disks) </a>to increase your storage system’s performance and provide fault tolerance (protection against data loss). </div>
<div class="Body"><a name="1584753">This section includes the following RAID-specific topics:</a></div>
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<div class="Bullet_inner"><a href="3ware_Intro.2.6.html#1584775" name="1584756">RAID Concepts</a></div>
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<div class="Bullet_inner"><a href="3ware_Intro.2.7.html#1584812" name="1584760">Available RAID Configurations</a></div>
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<div class="Bullet_inner"><a href="3ware_Intro.2.8.html#1584955" name="1584764">Determining Which RAID Level to Use</a></div>
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<div class="RelatedTopic"><a href="GetStart.html#1103258" name="1587871">Getting Started with Your 3ware RAID Controller</a></div>
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<div class="RelatedTopic"><a href="Config_Units.6.1.html#1062869" name="1587875">Configuring Units</a></div>
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