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To: Charles R who wrote (43481)6/8/2001 9:14:51 PM
From: kapkan4uRead Replies (2) | Respond to of 275872
 
<TWY, You are assuming these two parts have the same channel length?? .>

Yes. Why should/would it be any different? Are there any good reasons to use more conservative channel lengths on Palomino?

Charles,

I think that TWY has it exactly right. I am surprised that you expect otherwise. This is how I understand all new designs are ramped: from conservative to aggressive.

Regards,

Kap



To: Charles R who wrote (43481)6/11/2001 10:14:18 PM
From: THE WATSONYOUTHRead Replies (3) | Respond to of 275872
 
Yes. Why should/would it be any different? Are there any good reasons to use more conservative channel lengths on Palomino?
Release date Processor Voltage

Q2 Thunderbird 1.1 GHz 1.4V
Q2 Duron 900 1.4V
Q3 Palomino 1.1 GHz 1.5V
Q3 Morgan 1 GHz 1.5V
Q4 Palomino 1.3 GHz 1.5V
Q4 Morgan 1.1 GHz 1.5V
The Thermal Design Power for all processors is 35W. AMD wants to offer OEMs a new solution with these SFF processors for compact PC solutions (e.g. integrated PC and TFT display).


These frequencies and voltages are chosen to competitively fit into this SFF(35W) regime. It appears AMD simply is offering a high and a low performance cheaper option for that space. They also bump up the performance over time. Since, even 1.3GHz P4 probably exceeds 35W, AMD's offerings should be competitive against 1GHz P3s and lower freq. Celerons now and against 1.20GHz / 1.13GHz /1GHz Tualatins later. I assume this SFF is a new regime for AMD. The 1.3GHz Palomino at 1.5v implies a 1.6GHz Palomino at 1.8V. That's about 14% beyond what T birds will reach on .18um. Now....1.7GHz would be much better, but I think 1.6GHz is reasonable. Also, it doesn't necessarily mean they can't reach 1.7GHz.

THE WATSONYOUTH