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To: wanna_bmw who wrote (150804)12/3/2001 3:43:21 PM
From: Paul Engel  Read Replies (1) | Respond to of 186894
 
Beamer - Re: "your post sounds just like Dan's - filled with assumptions and passed off like a fact. I was almost on the floor laughing before I realized that you might be serious. Are you, or is this just one big satire on Dan3?
In the case of the former, I will have to take your analysis with a grain of salt; otherwise, this might be one of the funniest things I've ever read."

There were very few assumptions in my calculations - and where I assumed anything I stated what assumption I was using.

If you can find a major error - or cite a fault in my assumption(s) - please do so.

Otherwise, I believe those yield calculations are quite accurate - and leave little room for equivocation.

AMD's overall shippable die/wafer out is on the order of 27% - an extremely low number.

Paul



To: wanna_bmw who wrote (150804)12/3/2001 3:49:36 PM
From: Elmer  Read Replies (1) | Respond to of 186894
 
Paul, your post sounds just like Dan's - filled with assumptions and passed off like a fact. I was almost on the floor laughing before I realized that you might be serious. Are you, or is this just one big satire on Dan3?

Paul's analysis is reasonable and not based assumptions. It's essentially what I've been saying all along. The only assumption implied is that AMD is fully loading their fabs. [Edit: as Ten pointed out, why would they be looking for foundry capacity if they weren't fully loaded? Hoping for better yields maybe?]

EP



To: wanna_bmw who wrote (150804)12/4/2001 1:31:56 AM
From: SilentZ  Respond to of 186894
 
>In the case of the former, I will have to take your analysis with a grain of salt; otherwise, this might be one of the funniest things I've ever read.

I have to agree with you, Wanna, this was pretty clever... it's just too veiled (as you've noted).

-Z



To: wanna_bmw who wrote (150804)12/4/2001 11:46:53 AM
From: Windsock  Read Replies (3) | Respond to of 186894
 
BMW - Re:"Paul, your post sounds just like Dan's - filled with assumptions and passed off like a fact."

All of the statements in Paul's calculations are absolutely solid facts with the exception that the assumption of 10,000 wafer starts per week. The wafer start numbers come from statements by Dan3. The die sizes and units sold come from AMD. The formula for complete die per wafer is a textbook calculation

If you don't believe Dan's wafer start #'s, try another assumption.

For a stunning result, assume that the wafer starts are 1/2 of Dan's stated number and amount to 5000 per week from 2 fabs. This is a disastrously low utilization number for 2 mega fabs.

The AMD good die yield would only be 54%, a total yield disaster !! Standard yields on a new process are 70% or better initially and go up from there to 80% or even 90% on a mature process.

It is no surprise that AMD is losing money with these yields while Intel is making money.