MS CRM 2011 TechNet System Requirements and Required Components
Microsoft Dynamics CRM requires several software applications and components that work together to create an effective system. Before you install Microsoft Dynamics CRM, use this section for guidance to verify that system requirements are met and the necessary software components are available.
Important
Unless specified otherwise, within the Microsoft Dynamics CRM 2011 Support Lifecyle policy, Microsoft Dynamics CRM applications support the latest version and service pack (SP) for all required components, such as Windows Server, SQL Server, Microsoft Office, Internet Explorer, and Exchange Server. However, to fully support the latest version of a required component you should apply the latest update for Microsoft Dynamics CRM.
Microsoft Dynamics CRM Server 2011 hardware requirements
Microsoft SQL Server hardware requirements
SharePoint Document Management software requirements
Office Communications Server Integration
Microsoft Dynamics CRM E-mail Router hardware requirements
Microsoft Dynamics CRM E-mail Router software requirements
Microsoft Dynamics CRM for Outlook hardware requirements
Microsoft Dynamics CRM for Outlook software requirements
Microsoft Dynamics CRM Web client software requirements