Now high-performance features are included in all editions, including free Express edition!
SQL Server 2016 Service Pack 1 generally available | SQL Server Blog
SQL Server 2016 SP1 brings new innovation opportunities to software partners | SQL Server Blog
SQL Server 2016 posts world record TPC-H 10 TB benchmark | SQL Server Blog
"Customers can also gain tremendous performance improvement by simply upgrading to SQL Server 2016 without application changes (e.g. queries will run up to 34x faster)"
SQL Server TPC benchmark results | Microsoft
"Average CPU utilization on Enterprise servers: 8%"