Comparison between Exchange Server 2003 Standard Edition and Exchange Server 2003 Enterprise Edition

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Article ID: 822440 - View products that this article applies to.
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SUMMARY

This article describes the features and components of Microsoft Exchange Server 2003 Standard Edition and Microsoft Exchange Server 2003 Enterprise Edition.

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Common Features

Both editions of Exchange 2003 feature:
  • Network compression
  • Exchange 2003 Management Pack
  • Integrated support for mobile devices
  • Volume Shadow Copy service
  • Ability to be configured as a front-end server for Microsoft Outlook Web Access, Microsoft Outlook Mobile Access, Microsoft ActiveSync, Post Office Protocol 3 (POP3), Internet Message Access Protocol (IMAP), and Simple Mail Transfer Protocol (SMTP)
  • Recovery Storage Group

Exchange Server 2003 Standard Edition

Exchange 2003 Standard Edition is designed to meet the messaging and collaboration requirements of small and medium corporations and for specific messaging server roles or branch offices.
  • One storage group can be created on a server
  • One mailbox store database and one public folder store database that can be accessed by using MAPI and Outlook Web Access
  • Up to four more public folder store databases that are accessible only programmatically
  • Maximum 16-gigabyte (GB) database limit per database (75 GB with Microsoft Exchange Server 2003 Service Pack 2)
  • Exchange clustering is not supported
  • X.400 connector is not included

Exchange Server 2003 Enterprise Edition

Exchange 2003 Enterprise Edition is designed for large enterprise corporations. With Exchange 2003 Enterprise Edition, you can create multiple storage groups and multiple databases. Exchange 2003 Enterprise Edition provides an unlimited message store that removes the constraints on how much data a single server can manage.
  • Four storage groups
  • Five databases per storage group
  • 16 terabyte database limit, limited only by hardware
  • Exchange clustering is supported
  • X.400 connector is included

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Article ID: 822440 - Last Review: October 25, 2007 - Revision: 9.5
APPLIES TO
  • Microsoft Exchange Server 2003 Enterprise Edition
  • Microsoft Exchange Server 2003 Standard Edition
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