SQL Server License requirements are set out in the Microsoft Service Provider Use Rights, as of August 2012:

http://www.microsoftvolumelicensing.com/DocumentSearch.aspx

The number of licenses required when running an Amazon EC2 Windows instance with software licensed using the License Mobility through Software Assurance benefit is based on the instance type and version of SQL Server.

For Microsoft SQL Server 2012, the number of SQL Server licenses required by an Amazon EC2 instance is tied to the number of virtual cores used. The following table shows the number of SQL Server core licenses required required based on the instance type.

For other versions of Microsoft SQL Server, please contact us.

Instance Type Number of SQL 2012
Standard or Enterprise
Core Licenses
m1.small 4
m1.medium 4
m1.large 4
m1.xlarge 4
m2.xlarge 4
m2.2xlarge 4
m2.4xlarge 8
m3.medium 4
m3.large 4
m3.xlarge 4
m3.2xlarge 8
c1.medium 4
c1.xlarge 8
cc2.8xlarge 32
cg1.4xlarge 16
cr1.8xlarge 32
c3.large 4
c3.xlarge 4
c3.2xlarge 8
c3.4xlarge 16
c3.8xlarge 32
hi1.4xlarge 16
hs1.8xlarge 16
g2.2xlarge 8

Demystifying Microsoft licensing rules for organizations that want to tap cloud opportunities. License uncertainty is one reason organizations are wary of the cloud, but Microsoft responded by simplifing the experience with License Mobility through Software Assurance.

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The SharePoint on AWS Reference Architecture White Paper discusses general concepts regarding how to use these services and provides detailed technical guidance on how to configure, deploy, and run a SharePoint Server farm on AWS.

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Microsoft License Mobility overview

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