High Performance 2u Rackmount Extension Cabinet Sas for Data Consolidation. PowerVault ME52xx storage array designed for small, medium and large enterprises, delivering cost-effective performance for virtual workloads and block data consolidation. Dual-active controller architecture powered by high-speed Intel Xeon processors. Up to 14 GB/s read speed and 11 GB/s write speed with 12 Gb SAS backend for fast capacity expansion. Outstanding scalability supporting maximum 8 PB raw capacity, perfectly coping with continuously growing enterprise data volume and ensuring stable operation. Supports multiple protocols and various drive types. Seamlessly integrates with D ell PowerEdge servers to build unified and convenient IT infrastructure. Equipped with full-featured intelligent data management software for data storage, organization and protection. Intuitive interface greatly reduces daily maintenance workload. Multiple chassis options including 2U standard and 5U high-density models. All base units adopt dual-active controllers with 16 GB memory per controller.