News Release IGT Systems group combines best of IGT and Acres technology in its system product suite (Reno, NV – September 29, 2004) – IGT today announced the integration of Acres Gaming and IGT Gaming Systems. The newly formed IGT Systems division will showcase the IGT Advantage™ Casino System at the IGT Systems World and IGT World of Games booths at the Global Gaming Expo in Las Vegas, Oct. 5-7. The IGT Advantage Casino System is a total casino management toolkit designed to help casinos attract and retain loyal customers, improve operations, and increase their bottom line. IGT pioneered EZ Pay, the original casino ticketing system that ignited the cashless revolution in casinos worldwide. Acres Gaming created Bonusing technology, which delivers automated spontaneous jackpots and rewards to players directly at the gaming machine. Together, the two technology leaders have become IGT Systems, the newest business division of IGT. The collective resources of IGT Systems provide the most expansive and innovative suite of gaming systems products in the industry. “This joining of forces compounds our ability to provide outstanding service and further strengthens our capacity to deliver the next generation of gaming systems technology,” said Rich Schneider, President of IGT Systems. “Our mission is to empower our customers with a technology toolkit that allows them to offer a unique gaming product in an ever-increasing competitive environment.” IGT Systems offers the largest and most experienced professional service organization in the industry. “We support our customers 24 hours a day, 365 days a year from field offices throughout the world, as well as from our new Global Support Center in Las Vegas,” continued Schneider. “Our domestic service organization is more than 120 people strong – and growing.” The IGT Advantage Casino System products include Patron Management, Bonusing™, EZ Pay Ticketing, Machine Accounting, Cage & Table Accounting, NexGen touch screen displays, Table Touch table game management tool, © 2003 IGT. All rights reserved. News Release Title Page 2 o f 2 Mobile Data Access, Visual Slot Performance and Coinless Transit. Bonusing technology features Xtra Credit, Point Play, Return Play and Lucky Coin options. A new Loyalty Game concept combines the power of loyalty-building player clubs with a multi-line, multi-coin game. Statements in this release, which are not historical facts, are “forward looking” statements under the Private Securities Litigation Reform Act of 1995. Although IGT believes that the expectations reflected in any of its forward-looking statements are reasonable, actual results could differ materially from those projected or assumed. IGT’s future financial condition and results of operations, as well as any forward-looking statements, are subject to change and to inherent known and unknown risks and uncertainties. IGT does not intend, and undertakes no obligation, to update forward-looking statements to reflect future events or circumstances. Information on risks and factors that could affect IGT’s business and financial results are included in our public filings made with the Securities and Exchange Commission. Contact: Rick Sorensen 775-448-8022 Rick.Sorensen@igt.com Connie Fox 702-896-8751 Connie.Fox@igt.com © 2003 IGT. All rights reserved.