Windows Server 2008 Enterprise helps provide unprecedented levels of system uptime, the latest security advances, & the scalability to support the growth of mission-critical applications. It also provides a cost-effective way to realize the benefits of virtualization. Windows Server 2008 Enterprise is an optimal operating system for servers running applications such as networking, messaging, inventory, databases, & customer service systems. The clustering functionality, coupled with medium levels of virtualization capabilities, makes Windows Server 2008 Enterprise ideal for all of your physical workloads.