1. Teradata Overview

2. Teradata Highlights Teradata Corporation >Global Leader in Enterprise Data Warehousing and Analytics –EDW/ADW Database Technology –Analytic Solutions –Consulting Services >Positioned in Gartner’s Leaders Quadrant in data warehousing since 1999 U.S. publicly-traded software company >S&P 500 Member >Listed NYSE: “TDC” >NYSE Arca Tech 100 Global presence and world-class customer list >More than 1,000 customers >More than 2,500 installations Approximately 9,000 associates

3. The Companies Who Operate With the Greatest Intelligence and Speed Will Win Teradata Vision and Mission Vision: Active Enterprise Intelligence – enabling companies to integrate data from across the enterprise and extend intelligence to front line workers, suppliers, and customers. Faster, smarter, and more decision makers to gain competitive advantage Mission: The best data warehouse foundation and analytical solutions to enable customers to deliver on the promise of Active Enterprise Intelligence

4. 4 Q3 2011 Financial Performance Record Q3 2011 Results $602M Revenue, up 23% >Product revenue increased 18% >Services revenue increased 28% $143M Non-GAAP Operating Income >increased 27% on Non-GAAP basis Non-GAAP EPS* of $0.59 vs. $0.46 27% Increase in Non-GAAP Operating Income 23% Revenue Growth * Reconciliations of the differences between GAAP and non-GAAP measures are available on the Investor page at www.teradata.com/investor. Increased 2011 FY Guidance Guidance Ranges Revenue growth19-21% GAAP EPS$1.98 - $2.03 Non-GAAP EPS*$2.25 - $2.30

5. 5 > Teradata – It’s All About Growth ! Annual Revenue in $M $1,123 $1,139 $1,217 $1,203 $1,349 $1,467 $1,547 $1,702 $1,762 $1,709 $1,936 200020012002200320042005200620072008200920102011 +7% +13% +20%

6. 6 > 2009 FORTUNE Global Rankings 70% of Top Global Retailers 100% of Top Global Telco Firms 83% of Top Transportation/ Logistics Firms 100% of Top Global Airlines 80% of Top Global Commercial and Savings Banks Teradata’s Global Industry Success Leading industries >Banking/Financial Services >Insurance and Healthcare >Manufacturing >Retail >Telecommunications >Transportation Logistics >Travel >Utilities & Government >Media & Entertainment World-class customer list >More than 1,000 customers >More than 2,500 installations

7. Gartner Magic Quadrant for Data Warehouse DBMS, 2010 Teradata Is the Clear Data Warehouse Leader The Magic Quadrant is copyrighted 28 January 2011 by Gartner, Inc. and is reused with permission. The Magic Quadrant is a graphical representation of a marketplace at and for a specific time period. It depicts Gartner's analysis of how certain vendors measure against criteria for that marketplace, as defined by Gartner. Gartner does not endorse any vendor, product or service depicted in the Magic Quadrant, and does not advise technology users to select only those vendors placed in the "Leaders" quadrant. The Magic Quadrant is intended solely as a research tool, and is not meant to be a specific guide to action. Gartner disclaims all warranties, express or implied, with respect to this research, including any warranties of merchantability or fitness for a particular purpose.

8. Teradata Confidential Teradata’s EDW Strategy Rated #1 The Forrester Wave is copyrighted by Forrester Research, Inc. Forrester and Forrester Wave are trademarks of Forrester Research, Inc. The Forrester Wave is a graphical representation of Forrester’s call on a market and is plotted using a detailed spreadsheet with exposed scores, weightings, and comments. Forrester does not endorse any vendor, product, or service depicted in the Forrester Wave. Information is based on best available resources. Opinions reflect judgment at the time and are subject to change. “Teradata provides the most scalable, flexible, cloud- capable Enterprise Data Warehouse in today’s market.” –The Forrester Wave TM : Enterprise Data Warehousing Platforms, Q1 2011, February 10, 2011

9. Teradata Executive Overview

10. Operational Systems Accts. Payable Accts. Receivable Invoicing Sales/Orders Finance G/L Customer Support HR Payroll Purchasing Order Fulfillment Manufacturing Inventory… Decision Makers Marketing Supply Chain Finance Risk Management Maintenance Sales Operations Inventory Call Center… Proliferation of Data Marts has resulted in fragmented data, higher costs, poor decisions The Problem

11. Operational Systems Accts. Payable Accts. Receivable Invoicing Sales/Orders Finance G/L Customer Support HR Payroll Purchasing Order Fulfillment Manufacturing Inventory… Decision Makers Marketing Supply Chain Finance Risk Management Maintenance Sales Operations Inventory Call Center… Integrated data provides consistency of data, lower costs, better decisions Enterprise Data Warehouse (EDW) The Teradata Solution