Microsoft SQL Server 2012 Enterprise Core Edition - license - 2 cores

SQL Server 2012 is a significant product release, providing mission critical confidence with greater uptime, blazing-fast performance and enhanced security features for mission critical workloads; Breakthrough Insight with managed self-service data exploration and stunning interactive data visualization capabilities; Cloud on your terms by enabling the creation and extension of solutions across on-premises and public cloud. SQL Server 2012 is a cloud ready information platform.

The premium offering, SQL Server 2012 Enterprise delivers comprehensive high-end datacenter capabilities for demanding database and business intelligence requirements.