ATI Technologies Inc., Third Quarter Release Conference Call.

Business Editors/Technology Writers

TORONTO--(BUSINESS WIRE)--June 5, 2002

ATI Technologies Inc. will host a conference call to discuss its financial results for the third quarter, ending May 31, 2002.

Wednesday, June 19th, 2002 at 10:00 AM (EST)

(7:00 AM Pacific, 9:00 AM Central, 8:00 AM Mountain)

To participate in the conference call, please dial 416-695-5801 ten minutes before the scheduled start of the call. No password is required.

A live web cast of the conference call will be available at http://www.ati.com/companyinfo/ir/quarterlyresults.html under the Financial Information section, under 2002 Conference Calls - Q3 2002 or at www.startcast.com/shows/3/7-414/

The press release announcing our results will be distributed through BCE Emergis (www.e-newsservices.com) prior to the conference call. The press release will also be posted on ATI's website.

Replays of the conference call will be available through June 26, 2002.

Replay information is as follows:

Replay: 416-695-5800 / 1-800-408-3053

Passcode 1161469

A web cast replay will be available at the web sites noted above.

If you have any questions, please contact: Lorraine Sabin, ATI Technologies Inc. at [phone], Ext: 8181 or email [e-mail]