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


To: Elmer who wrote (82616)12/10/1999 6:20:00 PM
From: Petz  Read Replies (3) | Respond to of 1572697
 
Elmer, re:<John, why would process variation across a wafer have anything to do with overclockability or downbinning?
There is no connection.>

I thought that was obvious. If there's a wide variation in Fmax over a wafer, then a 500 MHz wafer may indeed have more than a few chips that will operate at 776 MHz, because the sigma of the normal distribution is large. The overclockers find a few of these chips and report it on the internet. (They don't tell you about the ones that just managed 550 MHz, do they?)

Petz