With SQL Server 2005 SP2 released to the web on Feb. 19, 2007, SQL Server Enterprise Edition customers, and I quote, “only need to purchase one license per physical processor regardless of the number of virtually deployed instances. “ 

In other words, “when a customer licenses all of the processors in a server, they can run an unlimited numbers of SQL Server instances on an unlimited number of virtual operating system environments, at no additional licensing cost. “

 

 

SQL Server 2005 Service Pack 2 download location:  http://www.microsoft.com/sql/sp2.mspx

 

What’s new in SQL 2005 SP2:  http://download.microsoft.com/download/2/b/5/2b5e5d37-9b17-423d-bc8f-b11ecd4195b4/WhatsNewSQL2005SP2.htm

 

SQL Server 2005 Service Pack 2 press release:  http://www.microsoft.com/presspass/press/2007/feb07/02-19SQLSP2PR.mspx