SQL Server 2012 Release Candidate (RC) is available now.
SQL Server 2012 Release Candidate (RC) will extend beyond traditional database capabilities with a cloud-ready information platform that delivers mission-critical confidence, breakthrough insight, and cloud on your own terms.
SQL Server 2012 will deliver mission-critical confidence with AlwaysOn availability for faster failover and greater hardware utilization and in-memory ColumnStore for 10x the data warehouse performance gains. SQL Server 2012 will also enable breakthrough insights with business intelligence solutions such as Power View for stunning, interactive data visualizations and enhancements to PowerPivot. Lastly, SQL Server 2012 will uniquely support hybrid IT environments with common management and development tools, scale elastically, and extend applications directly to the cloud through SQL Azure.
For more information on these enhancements, see the product details page.