“The nine-month ROI that vendors might advertise for their latest and greatest technologies can actually average three or four years, according to our clients that have crunched the numbers for their hosted desktop virtualization deployments,” Forrester wrote. “Why? Because the upfront infrastructure and licensing costs far outweigh the upfront benefits.”
This is especially true when you consider the high cost of the storage infrastructure needed to support virtual desktop deployments. In fact, Wikibon recently posted an intriguing video interview on how storage represents the biggest drag to virtual desktops. It points out that for every $1 spent on virtual desktop deployments, $3 to $10 is spent on storage.
To offset these numbers and make the cost of storage seem reasonable, vendors have spread the large cost over thousands of desktops. But as desktop Guru Brian Madden points out on his blog, we can clearly see the problem when...