25 Years of Changing the World Q3 FY08

SGI PROPRIETARY Who Is SGI Our people provide the best compute, storage and visualization solutions on the planet… to help solve our customers’ most challenging problems … by delivering performance and reducing complexity.

SGI PROPRIETARY SGI Today The company employees customers In 60 countries $400M+ in revenue Core market sectors Classic HPC −Government −Industry −Research Enterprise Segment Mix Geo Mix Revenue Mix

SGI PROPRIETARY 25 Years of Performance Computing Leading shared memory compute platforms –100TB “single system image” High performance, high volume data management systems –Strong software offerings Linux ® commitment Renown for deep vertical expertise of employees –More than 200 employees with security clearances World class customer service organization

SGI PROPRIETARY Market Focus Research Industry Enterprise Government

SGI PROPRIETARY Classified Intelligence DefenseNational Government Customers

SGI PROPRIETARY Weather, Research and Education Customers WeatherBioScienceUniversities

SGI PROPRIETARY Industrial Customers AerospaceAutomotiveManufacturingEnergy

SGI PROPRIETARY Enterprise Customers Digital Content Mgmt.Infrastructure

SGI PROPRIETARY StorageVisualizationServers SGI Product Platforms SGI® Altix® 4700 High-End Blade With Dual-Core Intel® Itanium® 2 Processor SGI® Altix® 450 Mid-Range Cluster & Server Solution With Dual-Core Intel Itanium 2 Processors SGI® Altix® ICE With Quad- Core Intel® Xeon® Processor SGI® Altix® XE Cluster Solutions with Dual & Quad- Core Intel® Xeon® Processors SGI® InfiniteStorage SGI® InfiniteStorage NEXIS Network-Attached Storage (NAS) SGI® InfiniteStorage Storage Area Network (SAN) RAID & SATA DMF, ILM, NAS Appliance Software Cluster-Attached Storage SGI® Visual Supercomputer SGI® Remote Visualization SGI® Visualization Solutions

SGI PROPRIETARY SGI Application Performance Software SGI ® ProPack™ SGI ® Tempo System Management Tool SGI ® Altix ICE Solution Stack SGI ® InfiniteStorage Data Migration Facility (DMF) SGI ® InfiniteStorage Shared Filesystem CXFS TM SGI ® InfiniteStorage Appliance Manager SGI ® VS Software Stack

SGI PROPRIETARY SGI ® Altix ® Compute Platforms SGI ® Altix ® XESGI ® Altix ® ICESGI ® Altix ® Industry Standards-Based ─ 100% Linux Performance Storage Platform SGI Worldwide Customer Service and Support

SGI PROPRIETARY SGI ® InfiniteStorage Platforms SGI InfiniteStorage SGI ® InfiniteStorage NEXIS (NAS) SGI ® InfiniteStorage (SAN) Storage Management ─ NAS Appliance Software Parallel File System ─ CXFS Hierarchical Storage Management ─ DMF

SGI PROPRIETARY SGI Visual Supercomputing SGI ® Visual Supercomputer SGI ® Remote Visualization SGI ® Visualization Solutions Industry Standards-Based ─ 100% Linux Performance Storage Platform SGI Worldwide Customer Service and Support

SGI PROPRIETARY SGI Global Professional Services Trusted Advisors for Customer Workflows— Optimized solutions for each customer Delivering customer success with a proven methodology: Needs analysis Solutions design Solutions plan Project management Supplier delivery Integration/installation Knowledge transfer Ongoing support Data PROFESSIONAL SERVICES Best of Breed Technologies Computing Paradigm Network Operating System, Middleware and Applications File System

SGI PROPRIETARY Technology Solutions Value-add services provide the proper mix of integrated support, productivity, strategic consulting services for every stage of a product lifecycle: Support Services The SGI global support infrastructure provides high priority, fixed costs, and low downtime Implementation Services (Managed Services) Ensures system efficiency, maximize reliability and minimize risk Professional Services Integrates SGI hardware with best-of-breed industry-standard components to address customers’ unique requirements. Photo Helmut Payer, produced by gsiCom

SGI PROPRIETARY 25 Years of Performance Computing Laser focused on performance computing market needs Dedicated to providing solutions to our customers’ most demanding compute and data-intensive problems World-class professional services and support with proven customer commitment Pioneer in intellectual alliance with Open Source community and on-going innovation

SGI PROPRIETARY