Here is an email I received from OWC on this issue: Hello Ira, You not run into any compatibility issues with the Sonnet Trio in your Rev. 1, 233 MHz Beige. http://eshop.macsales.com/Catalog_Item.cfm?ID=4798&Item=STIT133FWU2M. If you have any other questions, or need any additional information please feel free to contact me. Best regards, Chris Roberts Corporate/reseller Account Manager (800) 275-4576 ext. 159 fax (815) 338-4332 Other World Computing A division of New Concepts Development 1004 Courtaulds Drive Woodstock, IL 60098 Michael Dyer wrote: > I'm looking for experienced users with a beige g3 (266mt, Rev. A) to > provide some thoughts on the following: > > - advice on a USB/Firewire combo pci card for this machine. Are there > any issues with Rev. A card, as I have read on some posts? > > - is it worth upgrading the processor? Again, if so, does anyone have > any first hand experience and/or suggestions? > > Any thoughts are welcomed. Regards, > > Myke Dyer