Microsoft Versus
Dissecting Microsoft | Directory

Microsoft & Total Cost of Ownership

Perhaps no aspect of using Microsoft® software is more debated than total cost of ownership (TCO). For most companies this is a major factor in purchasing decisions. It's less of an issue for average home users, but certainly the choice of operating system largely determines the overall cost of personal computers.

Elements of TCO

The total cost of ownership can be determined by adding the cost of:

System Administration

Consider the following situation about the SoBig e-mail worm:
"I work on campus tech support. It's move in week, and the 30 of us on staff are working 60+ hours this week. 8,000 or so computers are coming back, of those, we expect about 5,600 to be unpatched, and we expect that of those 5,600, that only 1,400 or so will be able to follow our documentation. That leaves us with 4,200 machines to patch, and clean before Monday." - Jacer,, August 21, 2003
Copyright © 2004-2007 Matthew Schwartz