Diffrence Between Windows Server 2000 and Windows 2003 server with advantages

Windows Server 2000:

• 32 bit processer
• Inbuild IIS 5.0
• Does not support shadow coping
• Doesnot Support clustering
• Cannot change the DNS Name

Windows Server 2003:

• 32 & 64 bit processer
• Inbuild IIS 6.0
• Support shadow coping
• Support Clustering
• Able to Change the DNS Name