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Politics : Formerly About Advanced Micro Devices -- Ignore unavailable to you. Want to Upgrade?


To: kash johal who wrote (45321)1/10/1999 6:37:00 PM
From: Tony Viola  Read Replies (1) | Respond to of 1580221
 
Kash, >>>Paul is dead wrong on the 21.5% power increase.
He is bullshitting again to make a stupid point.

The power difference between a device operating at 2.2V vs 2.3V operating at the
same frequency ie 450Mhz is less than 5% or basically irrelevant.<<<

Paul's right. Power goes up with the square of the voltage. 2.3 squared is 5.29. 2.2 squared is 4.84. 5.29/4.84 equals 1.093. .093 represents a 9.3% increase. He even knocked off the .3%. Note that resistance is the other factor in power besides voltage here. It's the same for both voltages so it cancels out of the calculation.

Tony