The EMC X400, part of the Isilon X-Series, is a scale-out network-attached storage system tailored for enterprises requiring flexible, scalable, and efficient storage solutions to handle vast amounts of unstructured data. Configured To Order (CTO), it allows for customization to meet the specific needs of various workload requirements, including digital media, life sciences, and big data analytics. The X400 combines high-capacity and performance-focused design, featuring a modular architecture that enables seamless scaling of both capacity and performance. With its OneFS operating system, the X400 provides simplified management, efficient storage utilization, and robust data protection features. The system supports a wide range of applications and workflows, enabling businesses to maximize the value of their digital content and data analytics. Built for durability and low total cost of ownership, the EMC X400 offers an optimal balance of price, capacity, and performance for growing data demands.