Video cards that are unsupported by Command & Conquer Generals under Windows 98 include the following

Command & Conquer(tm) Generals Zero Hour
IMPORTANT UPDATE FROM THE BATTLEFIELD
© 2003 Electronic Arts Inc. All rights reserved.

For latest news and updates visit GENERALS.EA.COM

- - Incoming transmission - -

 

General,

Several of our loyal supporters have passed along intelligence that has allowed the Generals Intelligence Agency to uncover and repair several glitches in your Zero Hour tactical software. Your software has been updated accordingly.
Good luck.
Generals Intelligence Agency

- - End transmission - -

Version 1.04 – March, 2005

1. 
   GLA WORKER – Slow supply gather rate problem fixed.
   

2. 
   Online lobby sorts alphabetically instead of by rank.
   

3. 
   MOUNTAIN FOX – Missing bridge bug fixed.