It is still in beta phase, so please help testing. You will get a full refund if you are the first to test ClockTweak to change clock/mem speeds and reduce voltage in one of the following environments and post a copy of the outputs of the "-x" option here. Please include information about the type and manufacturer of your card(s)!
I guess I have to add it's sapphire 5830, xtreme
still waiting for payment.