Voltaire Named One of "Top 5 Vendors to Watch in 2009” in HPCwire Readers’ Choice Awards

Voltaire Ltd. (NASDAQ: VOLT), a leading provider of grid backbone solutions for data centers, has been recognized in the annual HPCwire Readers’ and Editors’ Choice Awards, presented at the 2008 International Conference for High Performance Computing, Networking, Storage and Analysis (SC08), in Austin, Texas. The annual awards demonstrate achievement within the global HPC community.

Voltaire was recognized with the following honors:

• Readers’ Choice: Top 5 Vendors to Watch in 2009
• Readers’ Choice: Best HPC Interconnect Product or Technology: Voltaire InfiniBand Switches
• Editors’ Choice: Top Supercomputing Achievement: Roadrunner, Los Alamos National Laboratory (IBM, Panasas, Voltaire)
• Readers’ Choice: Top Supercomputing Achievement: Roadrunner, Los Alamos National Laboratory (IBM, Panasas, Voltaire)
• Readers’ Choice: Top Collaboration between Government and Industry: Roadrunner, Los Alamos National Laboratory (IBM, Panasas, Voltaire)

The coveted HPCwire Readers’ and Editors’ Choice Awards are determined through online polling of the global HPCwire audience, along with a rigorous selection process involving HPCwire editors and industry luminaries. The awards are an annual feature of the publication and constitute prestigious recognition from the HPC community. These awards are revealed each year to kick off the Supercomputing conference, which showcases high performance computing, networking, storage, and data analysis.

"Every year, it is our pleasure to survey our readers in order to determine which HPC-related companies, products and technologies are making the biggest impacts in mind-share within the HPC community,” said Diane Lieberman, publisher of HPCwire. "The HPCwire Readers’ and Editors’ Choice Awards send a strong message to the recipients that those in the global HPC community recognize their work, and consider their efforts meritorious. Our congratulations go out to Voltaire and the rest of the winners.”

"Voltaire is pleased to be recognized as a leader by the HPC community in terms of innovation, products and collaboration,” said Asaf Somekh, vice president of strategic alliances, Voltaire. "Moving ahead into 2009, we plan to introduce more new products to address the performance and efficiency challenges faced by these important customers.”

About HPCwire

Published by Tabor Communications, HPCwire is the most recognized and accessed news and information site covering the entire ecosystem of High Productivity Computing (HPC). HPCwire is the publication of choice for the global community of business and technology professionals interested in computationally- and data-intensive computing, including infrastructure topics such as software, middleware, hardware, networking, storage, tools and applications. HPCwire delivers exclusive interviews with industry leaders on topics ranging from business and economic issues to advanced and emerging technology directions, all in a timely and easily-accessible Internet format. With a powerful combination of email distribution and web site portal, HPCwire is enjoyed each week by several hundred thousand readers. HPCwire can be found online at http://www.HPCwire.com.

About Voltaire

Voltaire Ltd. (NASDAQ: VOLT) designs and develops server and storage switching and software solutions that enable high-performance grid computing within the data center. Voltaire refers to its server and storage switching and software solutions as the Voltaire Grid Backbone^™. Voltaire’s products leverage InfiniBand technology and include director-class switches, multi-service switches, fixed-port configuration switches, Ethernet and Fibre Channel routers and standards-based driver and management software. Voltaire’s solutions have been sold to a wide range of end customers including governmental, research and educational organizations, as well as enterprises in the manufacturing, oil and gas, entertainment, life sciences and financial services industries.

Founded in 1997, Voltaire Ltd. is headquartered in Herzliya, Israel, and has its U.S. headquarters in Billerica, Massachusetts. More information about Voltaire is available at www.voltaire.com or by calling 1-800-865-8247.

Forward Looking Statements

Information provided in this press release may contain statements relating to current expectations, estimates, forecasts and projections about future events that are "forward-looking statements" as defined in the Private Securities Litigation Reform Act of 1995. These forward-looking statements generally relate to Voltaire's plans, objectives and expectations for future operations and are based upon management's current estimates and projections of future results or trends. Actual future results may differ materially from those projected as a result of certain risks and uncertainties. These factors include, but are not limited to, those discussed under the heading "Risk Factors" in Voltaire’s annual report on Form 20-F filed with the Securities and Exchange Commission on May 5, 2008. These forward-looking statements are made only as of the date hereof, and we undertake no obligation to update or revise the forward-looking statements, whether as a result of new information, future events or otherwise.

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