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To: graphicsguru who wrote (238444)8/9/2007 3:39:06 PM
From: PetzRespond to of 275872
 
re: All 2218 SE are guaranteed to stay under 68W for all load conditions. Surely the best can overclocked 15% and still stay under 68W for the games that were demoed. I imagine the very best can do a whole lot better than that.

You mean 2218HE. They are already cherry picked parts. Sure, a few might hit 3 GHz without increasing the voltage, but they would be dissipating more than 68w each since power is proportional to frequency. You are also forgetting that the Barcelona core has twice the FPU performance and twice the cache bandwidth of its predecessor.

A better comparison is Yonah vs. Merom.
Merom had double the FPU power, larger cache, a lot of microarchitecture improvements, just like Barc vs. Opteron.

Intel released the Yonah T2700 at the end of June 2006. Intel soft-launched the the 2.33GHz T7600 Merom on 7/27/06, but it was September before they shipped. The first review I found was 9/25/06. laptopmag.com

So Intel did not increase the GHz a smidgeon, and the power increased from 31 to 35 watts. Even a year later, the best they can do at 35 watts is 2.4 GHz, an increase of 3%. The 2.6 GHz X7800 uses 44 watts.

Petz