The Oracle Exadata Database Machine X2-8 is a complete optimized package of servers, storage, and software that delivers extreme performance for database applications. It has 160 CPU cores and 4 TB of memory for database processing, as well as 5.3 TB of Exadata Smart Flash Cache. The Exadata Database Machine is scalable, with the ability to connect multiple racks for increased performance, capacity, and workload consolidation. It provides high availability features like redundancy and hot-swappable components.