Press Release

SGI Ranked Number 374 Fastest Growing Company in North America on Deloitte's 2013 Technology Fast 500™

Attributes four percent revenue growth to its focus on HPC, Big Data and Storage solutions

FREMONT, CA — November 13, 2013 — SGI (NASDAQ: SGI), the trusted leader in technical computing and Big Data, today announced it ranked 374 on Deloitte's Technology Fast 500™, a ranking of the 500 fastest growing technology, media, telecommunications, life sciences and clean technology companies in North America. SGI grew four percent in calendar 2012.

"SGI has made significant investments over the past year to leverage our core strengths in the growing markets for high-performance computing, Big Data analytics and storage," said Jorge Titinger, president and CEO of SGI. "We are extremely excited about the opportunities to apply our technology in these growth areas and look forward to continuing our positive momentum into 2014."

As data grows in size and complexity and the quest for greater business insight expands, applying HPC expertise to Big Data is a natural step for SGI. Drawing on its extensive experience in HPC and managing high volume storage, SGI introduced new solutions that enable organizations to perform Big Data analytics with faster and greater insight earlier this year.

Overall, 2013 Technology Fast 500™ companies achieved revenue growth ranging from 137 percent to 208,897 percent from 2008 to 2012, with an average growth of 2,600 percent.

About Deloitte's 2013 Technology Fast 500™
Technology Fast 500, conducted by Deloitte LLP, provides a ranking of the fastest growing technology, media, telecommunications, life sciences and clean technology companies - both public and private - in North America. Technology Fast 500 award winners are selected based on percentage fiscal year revenue growth from 2008 to 2012.

In order to be eligible for Technology Fast 500 recognition, companies must own proprietary intellectual property or technology that is sold to customers in products that contribute to a majority of the company's operating revenues. Companies must have base-year operating revenues of at least $50,000 USD or CD, and current-year operating revenues of at least $5 million USD or CD. Additionally, companies must be in business for a minimum of five years, and be headquartered within North America.

About SGI
SGI, the trusted leader in high performance computing (HPC), is focused on helping customers solve their most demanding business and technology challenges by delivering technical computing, Big Data analytics, cloud computing, and petascale storage solutions that accelerate time to discovery, innovation, and profitability.

Connect with SGI on Twitter (@sgi_corp), YouTube (youtube.com/sgicorp), Facebook (facebook.com/sgiglobal) and LinkedIn (linkedin.com/company/sgi).

For more information contact:
Tessa Chen
sgi@atomicpr.com
(415) 593-1400

© 2013 Silicon Graphics International Corp. All rights reserved. SGI and the SGI logo are trademarks or registered trademarks of Silicon Graphics International Corp. or its subsidiaries in the United States and/or other countries. Technology Fast 500 is a trademark of Deloitte. All other trademarks are property of their respective holders.