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Actual requirements can vary based on your system configuration and the features
you choose to install.
Important: If you are upgrading to
Microsoft Windows Server 2003 Service Pack 1 (Release Candidate)
in your test environment, ensure that you also upgrade your computers running
Exchange Server 2003 to
Exchange Server 2003 Service Pack 1 (SP1). You must also
follow the instructions in Article
841561:"500-Internal Server Error" Message When a User Tries to Access a
Clustered Exchange Server 2003 Back-end Server By Using Outlook Web Access
in the Microsoft Knowledge Base for all your clustered Exchange
Server 2003 SP1 computers. This update ensures that HTTP requests made on
the clustered Exchange Server 2003 computer do not fail.
Note: If you plan to upgrade from Exchange 2000 Server to Exchange
Server 2003, you must install Exchange 2000
Server Service Pack 3 (SP3) before installing Exchange
Server 2003.
Exchange Server 2003 Enterprise Edition System Requirements
| Processor |
Intel Pentium or compatible 133-megahertz (MHz) or
higher processor |
Intel Pentium or compatible 733-MHz processor |
| Operating system* |
-
Microsoft Windows 2000 Server, Windows 2000 Advanced Server, or
Windows 2000 Datacenter Server with SP3 or later
- Windows
Server 2003, Standard Edition; Windows Server 2003, Enterprise
Edition; or Windows Server 2003, Datacenter Edition
Note: Exchange Server 2003 does not run on 64-bit editions of
Windows Server 2003. |
Windows Server 2003 |
| Memory |
256 megabytes (MB) of RAM |
512 MB of RAM |
| Available hard-disk space |
You need:
-
500 MB on the hard disk where you install Exchange Server 2003
- 200 MB
on the system drive
|
You need:
-
500 MB on the hard disk where you install Exchange Server 2003
- 200 MB
on the system drive
|
| Drive |
CD drive |
CD drive |
| Display |
VGA or higher resolution monitor |
VGA or higher resolution monitor |
| Input device |
Microsoft Mouse or compatible input device |
Microsoft Mouse or compatible input device |
| File format |
Disk partitions must be formatted for the NTFS
file system, not the file allocation table (FAT) file system. This requirement
applies to:
-
System partition
- Partition storing Exchange Server binaries
- Partitions
containing transaction log files
- Partitions containing database files
- Partitions
containing other Exchange Server files
|
Disk partitions must be formatted for the NTFS
file system, not the FAT file system. This requirement applies to:
-
System partition
- Partition storing Exchange Server binaries
- Partitions
containing transaction log files
- Partitions containing database files
- Partitions
containing other Exchange Server files
|
Additional Software Required to Use Specific Features in Exchange Server 2003 Enterprise Edition
Exchange Server 2003 Standard Edition System Requirements
| Processor |
Intel Pentium or compatible 133-MHz or higher
processor |
Intel Pentium or compatible 550-MHz processor |
| Operating system* |
-
Windows 2000 Server or Windows 2000 Advanced Server with SP3 or later
- Windows
Server 2003, Standard Edition or Windows Server 2003, Enterprise
Edition
Note: Exchange Server 2003 does not run on 64-bit editions of
Windows Server 2003. |
Windows Server 2003 |
| Memory |
256 MB of RAM |
512 MB of RAM or more |
| Available hard-disk space |
You need:
-
500 MB on the hard disk where you install Exchange Server 2003
- 200
MB on the system drive
|
You need:
-
500 MB on the hard disk where you install Exchange Server 2003
- 200
MB on the system drive
|
| Drive |
CD drive |
CD drive |
| Display |
VGA or higher resolution monitor |
VGA or higher resolution monitor |
| Input device |
Microsoft Mouse or compatible input device |
Microsoft Mouse or compatible input device |
| File format |
Disk partitions must be formatted for the NTFS
file system, not the FAT file system. This requirement applies to:
-
System partition
- Partition storing Exchange Server binaries
- Partitions
containing transaction log files
- Partitions containing database files
- Partitions
containing other Exchange Server files
|
Disk partitions must be formatted for the NTFS
file system, not the FAT file system. This requirement applies to:
-
System partition
- Partition storing Exchange Server binaries
- Partitions
containing transaction log files
- Partitions containing database files
- Partitions
containing other Exchange Server files
|
Additional Software Required to Use Specific Features in Exchange
Server 2003 Standard Edition
For More Information
To learn more about requirements for Exchange Server 2003, read:
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