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


To: Shane Geary who wrote (59911)5/28/1999 10:30:00 AM
From: Charles R  Respond to of 1573895
 
Shane,

"It is very difficult to predict defect-limited yield, but I would say that >50% yield
loss due to defects is dreadful (even early in the learning curve) and that AMD
should do a lot better than that. "

I agree with you here. In general guessing % yield, even on a mature product, is not trivial. It is easier to guess a range but a 5% difference in yield on the K7 can make a lot of difference on AMD's bottom line.

On bin splits: A lot of people question the absolute yield number but I have not heard any serious concern about bin splits.

The leaked out data so far suggests that AMD is going to take this segmentation game very seriously.
- K6-2 is going to scale in frequency with Celeron - that's why no 500 MHz K6-2 so far
- K6-3 is going to scale with PIII and compete upto mid-range PIII(one speed grade behind)
- K7 is going to begin at 550 (500MHz parts, if any, appear to be a limited edition deal). The low-end of K7 will compete with high-end PIII and Xeon. The high-end K7 will not have a competition from Intel.

Now, all this assumes good execution on the part of AMD - which some smart people question. Time will tell .....

Chuck