For 100 users


Microsoft Solution
Windows Server $1,748
Exchange Server (Enterprise Edition &
Standard User CAL)
$18,723
Outlook 2007 for Win $3,185
Spam & Virus Appliance $1,499
Total $25,156

 

Zimbra Solution
RedHat Linux (includes SA & Support) $3,897
ZCS 4.5 (includes SA & Support) $8,400
Total $12,297

Assumptions
Pricing reflects prices quoted by Microsoft for Exchange 2007/Windows Server 2003

Microsoft Solution (with SA) Year1 Year2 Year3
Windows Server $999 $0 $0
Exchange Server (Enterprise Edition &
Standard User CAL)
$10,699 $0 $0
Support $2,925 $2,925 $2,925
Outlook 2007 $2,275 $455 $455
Spam & Virus Appliance $1,499 $0 $0
Total $18,397 $3,380 $3,380

 

Zimbra Solution Year1 Year2 Year3
RedHat Linux (includes SA & Support) $1,299 $1,299 $1,299
ZCS 4.5 (includes SA & Support) $2,800 $2,800 $2,800
Total $4,099 $4,099 $4,099