What is a Virtual Desktop?

What is a Virtual Desktop, and Why Should You Care?


Rest rest of article at Laurie McCabe's Blog

What is a Virtual Desktop?

A virtual desktop means that a user’s desktop environment (the icons, wallpaper, windows, folders, toolbars, widgets, etc.) is stored remotely on a server, rather than on a local PC or other client computing device. Desktop virtualization software separates the desktop operating systems, applications and data from the hardware client, storing this “virtual desktop” on a remote server.

The remote server that runs and supports virtual desktops uses software called a hypervisor to create a “virtual machine” that simulates the user’s desktop environment and capabilities. In a virtual desktop environment, users access their personal desktop remotely, over the Internet, from any client device.

Why Should You Care?

Desktop virtualization delivers on-demand desktops to users for anytime, anywhere, any device access. This provides employees with full access to their complete business desktop from multiple devices, such as their home PC, a smart phone or an iPad. Easy access to a virtualized desktop can help people to be more productive, because all they need to work is an Internet connection from any device, anywhere.

From an IT perspective, virtual desktops help reduce the time it takes to provision new desktops, and they also help to decrease desktop management and support costs. Experts estimate that maintaining and managing PC hardware and software accounts for 50 to 70 percent of the total cost of ownership (TCO) of a typical PC. Companies often turn to virtual desktops to cut these IT labor costs.

Since everything is centrally managed, stored and secured, virtual desktops eliminate the need to install, update and patch applications, back up files, and scan for viruses on individual client devices. Desktop virtualization also helps to streamline management of software assets.

Virtual desktops also provide greater security to the organization, since employees aren’t “carrying around” confidential company data on a personal device that could easily be lost, stolen or tampered with. For instance, in industries such as healthcare, where adherence to privacy regulations is of paramount importance, virtual desktops give medical personnel access to patient records without concerns about confidential information being downloaded. Since user data is backed up centrally and regularly, desktop virtualization also provides data integrity benefits.

Companies can also help extend the life of older client devices with desktop virtualization or use it to support thin clients. A thin client is a computing device that’s connected to a network. Unlike a typical PC or “fat client,” that has the memory, storage and computing power to run applications and perform tasks on its own, a thin client functions only as a virtual desktop, using the computing power residing on networked servers.

Because thin clients lack hard drives, CD-ROM drives, fans and other moving parts, they’re smaller, cheaper and simpler for manufacturers to build, they are cheaper to buy and maintain, and require less energy than traditional PCs or notebooks.


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About this Entry

This page contains a single entry by Staff published on January 1, 2011 4:12 PM.

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