Designed for high performance, efficiency, reliability, and scalability Quantum QXS hybrid storage portfolio optimizes flash and disk to significantly lower operating and capital costs. Powerful features include real-time, automated and intelligent tiering, plus 1-buttonconfiguration to meet the demands of specific applications and workflows. QXS hybrid storage is a family of primary storage systems that make it easy to select the perfect system for your environment and budget. QXS hybrid systems are customizable and scalable by alternating key elements. While all QXS hybrid systems are available with intelligent tiering, the QXS-3 Series features a balanced mix of reliability and availability; the QXS-4 Series delivers the optimal mix of performance, cost and storage density while the QXS-6 meets the IOPS requirements of the most demanding workflows.