Linux vs. Microsoft TCO Comparison

Scenario 2: Pre-Existing HardwareScenario 2 is based on a network of 250 users using pre-existing hardware, with all usersrequiring standard office productivity solutions, email, Internet services & SQL dataaccess as well as a small number of specialist technical/developer workstations. Full staffsalary costs, Internet connectivity, IT consultancy and Miscellaneous costs are alsofactored into the calculations.Based on a 3 year period, the model aims to mimic the operational life-span of mostcorporate computer systems, and amortise the purchase and installation costs over thatperiod of time.MicrosoftWindowsLinux(Standard)Linux (Enterprise)SoftwarePlatform Software $110,741 $90 $99,279Office ProductivityApplications $173,146 $0 $0Specific TechnicalApplications $9,393 $0 $0Microsoft SoftwareAssurance $211,432 $0 $0TOTAL SoftwareCosts $504,712 $90 $99,279Operating CostsStaff Salaries $444,000 $474,000 $474,000Internet Connectivity $18,000 $18,000 $18,000Consultancy Fees $45,000 $135,000 $135,000Training $30,000 $30,000 $30,000Miscellaneous $25,000 $25,000 $25,000TOTAL OperatingCosts $562,000 $682,000 $682,000TOTAL COSTS $1,066,712 $682,090 $781,279Open Source Savings $384,622 $285,433% of Total Cost 36.06% 26.75%All text material Copyright © 2002, 2004 Cybersource® Pty. Ltd. (http://www.cybersource.com.au/).All trademarks are the property of their respective trademark holders. Document Build: 291 Page 28 of 44