A New FSB Clock Requires A New Athlon Processor, Continued
Surprisingly, even the future Athlon 1400 is not supposed to require more than 1.75 V. This shows how well designed the Athlon-core is. It doesn't take any 'overclocking' tricks to get the clock speed up.
Here's the thermal power spec:
Athlon 1400 will radiate a whopping 76 W of heat! I am sure that the heat sink manufacturers will love to hear that.