The following lists the minimum and recommended hardware requirements for Microsoft Dynamics CRM 2011 E-mail Router.
Component: Processor (32-bit)
*Minimum: 750-MHz CPU or comparable
*Recommended: Multi-core 1.8-GHz CPU or higher
Component: Processor (64-bit)
*Minimum: x64 architecture or compatible 1.5 GHz processor
*Recommended: Multi-core x64 architecture 2GHz CPU or higher such as AMD Opteron or Intel Xeon systems
*Minimum: 1-GB RAM
*Recommended: 2-GB RAM or more
Component: Hard disk
*Minimum: 100 MB of available hard disk space
*Recommended: 100 MB of available hard disk space
*Actual requirements and product functionality may vary based on your system configuration and operating system.
My above blog is based on Microsoft's Official information.
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