The Xeon 7300er processor family is Intel's first quad-core processor for multiple processor servers. The energy efficiency of the new processors differs depending on the speed with 2.93 GHz requiring 130 Watts compared to 50 Watts for a 1.86 GHz version.

Version 1.5.0 of the free virtual machine Virtualbox has just been released.

Ganeti is a software tool from Google's Zurich branch that manages virtual machines running on Xen. Developers working for the search engine enterprise have now released Ganeti under GPLv2.

Red Hat's Emerging Technologies working group has now released Virtual Machine Manager (Virt-manager) version 0.5.0, a desktop application that gives administrators the ability to manage virtual machines running on, say, Xen.

You’ll find a virtualization solution for every Linux environment – from the desktop to the enterprise server. In this month's cover story, we investigate some promising virtualization tools for Linux users.

Following IBM, Sun Microsystems has now launched a power-saving initiative for servers.