MEDIA ADVISORY AMD and UMC will hold Joint Conference Call

SUNNYVALE, CA -- 1/31/2002 -- AMD and UMC will hold a joint conference call at 2:30 PM Pacific Standard Time on Thursday, January 31, 2002, for a corporate announcement.

Conference call participants will include: W.J. Sanders III, chairman and chief executive officer of AMD; Hector de J. Ruiz, president and chief operating officer of AMD; Robert Tsao, chairman and chief executive officer of UMC; and John Hsuan, vice chairman of UMC.

Financial analysts and journalists are invited to participate on the call.

• Date: Thursday, January 31, 2002


• Time: 2:30 PM Pacific Standard Time (5:30 PM Eastern)


• Dial-in #: 1-888-209-4005; Intl 1-212-676-5410


• Replay #: 1-800-633-8284; Intl 1-858-812-6440


• Code: 20291048

Live and archived webcast: www.StreetEvents.com or www.amd.com

The two companies will release a joint statement at approximately 2:15 PM PST on January 31 via Business Wire.

CONTACTS:

AMD
John Greenagel
Strategic Communications
(408) 749-3310
E-mail: john.greenagel@amd.com

UMC
KJ Communications
Eileen Elam
(650) 917-1488
kjcome@cs.com

In Taiwan:
UMC
Alex Hinnawi
(886) 2-2700-6999 ext. 6958
alex_hinnawi@umc.com