Difference Between Exchange Server 2007 Standard and Enterprise Edition.

• Exchange 2007 Enterprise Edition supports up to fifty storage groups, one storage group support up to five databases.

• Exchange 2007 Standard Edition supports only five storage groups, one storage group support up to five databases.

• If You are using Continuous Replication technology Microsoft recommend use one database per storage group.

• Exchange 2007 Enterprise Edition supports up to fifty databases per server.

• Exchange 2007 Standard Edition supports only five databases per server.

• Exchange 2007 Enterprise Edition database size is limited to 16 TB.

• Exchange 2007 Standard Edition databases size is limited to 16 TB.

• Microsoft recommend limit database size to 100 GB or If You are using Continuous Replication technology database size should be limited 200 GB.

• Exchange 2007 Enterprise Edition supports Single Copy Clusters technology (better protection mail system with two Exchange servers and one disc store).

• Exchange 2007 Standard Edition do not support Single Copy Clusters technology.

• Local Continuous Replication technology (better protection mail store with one Exchange server and two discs store) is supported by Exchange 2007 Standard Edition and Exchange 2007 Enterprise Edition.

• Exchange 2007 Enterprise Edition supports Single Copy Clusters technology (better protection mail system and mail store with two Exchange servers and two discs store)

• Exchange 2007 Standard Edition do not support Single Copy Clusters technology.

• Standby Continuous Replication technology (better protection mail store) is supported by Exchange 2007 Standard Edition SP1 and Exchange 2007 Enterprise Edition SP1.

Hope, It will help you...Thanks.