GTECH HOLDINGS CORPORATION INVITES YOU TO LISTEN TO ITS FISCAL YEAR 2005 SECOND QUARTER EARNINGS CONFERENCE CALL

WEST GREENWICH , RI - (September 14, 2004) - You are invited to listen to GTECH Holdings Corporation's (NYSE: GTK) Fiscal Year 2005 second quarter earnings conference call on Tuesday, September 21, 2004, at 8:30 a.m. (Eastern Daylight Time) with W. Bruce Turner, President and Chief Executive Officer, and Jaymin B. Patel, Senior Vice President and Chief Financial Officer.

Subject: Fiscal Year 2005 Second Quarter Earnings

Date: Tuesday, September 21, 2004

Time: 8:30 a.m. (Eastern Daylight Time)

Where: www.gtech.com

Dial In: +1-612-332-0802

You can listen to this call two ways. It will be broadcast live over the Internet. Go to the Company's website at www.gtech.com, click on "Investors," then select "Live Broadcast" in the "Conference Calls & Calendar" section. Or, if you do not have Internet access, you may listen to this call by dialing 612-332-0802.

If you are unable to listen to this call live, it will be available on GTECH's website under "Conference Calls & Calendar" in the "Investors" section. Replay of the call will also be available by dialing 320-365-3844, access code 745945, beginning Tuesday, September 21, 2004 at noon, through midnight, Wednesday, September 22, 2004 (Eastern Daylight Time).

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GTECH, a leading global information technology company with over $1 billion in revenues and more than 5,500 people in 45 countries, provides software, networks, and professional services that power high-performance, transaction processing solutions. The Company's core market is the lottery industry, with a growing presence in commercial gaming technology and financial services transaction processing. For more information about the Company, please visit GTECH's website at http://www.gtech.com.