Windows Server 2012 R2 Datacenter is a flexible, powerful, and easy-to-use server solution. Whether your company is a small business or a large enterprise, Windows Server 2012 R2 Datacenter can help you cloud optimize your business. Windows Server 2012 R2 Datacenter provides licensing rights for unlimited Windows Server virtual machines on a single physical server. Windows Server 2012 R2 Datacenter enables you to blend your on-premises solutions with the cloud without having to re-engineer infrastructure, systems management, or applications. It offers customers scalable, dynamic, and multitenant-aware cloud infrastructure that helps users connect across-premises.