Compare the Editions of Windows Server 2003

Compare the features of the Windows Server 2003 family using this set of tables, which is organized by function.

Features

Key: = Feature included = Feature partially supported = Feature not included

FeatureStandard EditionEnterprise EditionDatacenter EditionWeb Edition
Hardware Specifications
64-bit Support for Intel® Itanium™-Based Computers1
Hot add memory2,3
Non-Uniform Memory Access (NUMA)3
Datacenter Program
2 GB RAM Maximum
4 GB RAM Maximum
32 GB RAM Maximum
64 GB RAM Maximum4
512 GB RAM Maximum5
2-way SMP
4-way SMP
8-way SMP
32-way SMP
64-way SMP
Directory Services
Active Directory
Metadirectory Services (MMS) Support
Security Services
Internet Connection Firewall2
Public Key Infrastructure, Certificate Services, and Smart Cards
Terminal Services
Remote Desktop for Administration
Terminal Server
Terminal Server Session Directory
Clustering Technologies
Network Load Balancing
Cluster Service
Communications & Networking Services
Virtual Private Network (VPN) Support
Internet Authentication Service (IAS)
Network Bridge2
Internet Connection Sharing (ICS)2
IPv6
File & Print Services
Distributed File System (DFS)
Encrypting File System (EFS)
Shadow Copies of Shared Folders
Removable Storage
Remote Storage
Fax Service
Services for Macintosh
Management Services
IntelliMirror
Group Policy Results
Windows Management Instrumentation (WMI) Command Line
Remote OS Installation
Remote Installation Services (RIS)
Windows System Resource Manager (WSRM)
.NET Application Services
.NET Framework2
Internet Information Services (IIS) 6.0
ASP.NET2
Enterprise UDDI Services
Multimedia Services
Windows Media™ Services2

1 Applies to 64-bit versions only.
2 Not supported in 64-bit versions of Windows Server 2003.
3 May be limited by lack of support by OEM hardware.
4 Both the 32-bit version of Datacenter Edition and the 64-bit version of Enterprise Edition support up to 64 GB RAM.
5 The 64-bit version of Datacenter Edition supports up to 512 GB RAM.
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