Author: Dann Corbit
Date: 22:16:21 10/23/03
Go up one level in this thread
On October 23, 2003 at 03:26:53, Gian-Carlo Pascutto wrote: >On October 21, 2003 at 22:33:55, Bob Durrett wrote: > >>On October 21, 2003 at 08:47:36, Bill Bahrenfuss wrote: >> >>>new SSDF List here http://w1.859.telia.com/~u85924109/ssdf/ >> >>This finally answers a question I asked months ago and got no answer, perhaps >>because no one knew. Junior 8 is better on a single processor machine than >>Deep Junior on the same single processor machine. >> >>Could it be that the Deep programs have overhead which reduces performance on a >>single processor computer? > >I can't speak for Deep Junior, but Deep Sjeng definetely runs at full strength >on a single processor machine too! A small difference in playing strength can be attributed to compiler flags for SMP verses single threading. The reentrant routines are sometimes slightly slower. Probably 10% tops in CPU speed from that. Maybe 2 Elo.
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