The only "professional" model that is unhappy with EDO DIMMs is the 7200 (and its tower sister, the 8200). Consumer PowerMacs and Tanzania-based models (4400 etc) are different again.
OWC sell 5V EDO DIMMs at silly (cheap) prices and they will never be cheaper again.
OWC sell 5V EDO DIMMs at silly (cheap) prices and they will never be cheaper again.