Wheat Ridge, Colorado, November 9, 2006 - Aspen Systems, Inc., a world leader in the custom design, manufacture and service of a wide array of Linux®-based high-performance computing solutions, announced today the release of version 4.1 of their turnkey, browser-based cluster management software, Aspen Beowulf Cluster (ABC) Management Software. ABC 4.1 is the most complete, comprehensive cluster management software suite available, proven on clusters around the world for over six years.

New features added to ABC 4.1 include: • IPMI support for enhanced environmental monitoring (fan speeds, voltages, and temperatures) • New enhanced Cluster Monitor Display • Remote Terminal feature

ABC has also undergone significant internal improvements, including performance enhancements, simpler configuration and smoother upgrades to future versions of ABC. “We’re very pleased with the new version of ABC,” stated Steve Spring, CEO of Aspen Systems. “This will help us continue our leadership in the cluster marketplace by offering the only end-to-end, turnkey cluster solution with cluster management and monitoring optimized for Aspen Systems clusters.”

About ABC ABC is an interactive cluster management tool that enables remote monitoring and management of clusters from anywhere in the world. The ABC Cluster Management system is a suite of tools and utilities designed to manage, control and operate a Beowulf cluster from a single integrated application.

About Aspen Systems

Aspen Systems, Inc., a privately held corporation, has been serving the high-performance, technical computing community with expertise in custom computer hardware design, manufacturing and service for over 20 years. Their expertise includes a variety of high-performance technical computing disciplines with emphasis on serving the needs of advanced technical computing users and corporations that use the most demanding applications. Aspen Systems has built their reputation as a leading provider of Beowulf clustering solutions by offering custom configurations with a choice of processors and connectivity for specific performance needs. First class technical support and state-of-the-art products allow Aspen Systems to create and support the high-performance solutions for customers in the Weather Modeling, Financial Modeling, Chemistry, Physics, Mathematics, Bio-tech, Geophysics Research and other compute-intensive fields. For more information about Aspen Systems, please visit http://www.aspsys.com