Author: Robert Hyatt
Date: 15:01:09 04/09/03
Go up one level in this thread
On April 09, 2003 at 16:58:35, Tom Kerrigan wrote: >On April 09, 2003 at 12:14:37, Robert Hyatt wrote: > >>_IF_ it is verified. This is not easy. It means you have to run a program that >>specifically >>tests "edge conditions" by running sliding 1 patterns thru every instruction, to >>see if there is >>any unexpected cross-talk at higher frequencies, etc. >> >>Just because it runs some application correctly, does _not_ mean it will run >>_all_ applications >>correctly. > >Do you know what testing Intel/AMD does to determine rated clock frequency? >Seems like you should be able to do that, or something similar, without too much >effort. > >-Tom I know what Intel used to do. In fact, most every hardware manufacturer has such tests for their products. IE disk drives manufacturers, SCSI controller manufacturers, etc. Hsu had to develop the same tools for deep blue and he found some interesting problems in DB2 chips, if you have read his book...
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