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Subject: Re: Does SSDF list show diminishing returns? Some calculations

Author: Jouni Uski

Date: 01:57:13 10/08/01

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On October 08, 2001 at 04:25:08, Gian-Carlo Pascutto wrote:

>On October 08, 2001 at 03:13:22, Jouni Uski wrote:
>
>>In latest SSDF list benefit from Athlon 1200 Mhz to K6-2 450 Mhz is:
>>
>>Deep Fritz      72
>>Gambit Tiger	80
>>Tiger           71
>>Shredder        99
>>Junior          55
>>Gandalf        142
>>
>>In average this is +84 points (weighted by number of games). In CSS 1/01 there
>>is some benchmarks for Atlon with all these program. I compared them to my own
>>K6-450 and got speedup:
>>
>>Deep Fritz      3,40
>>Junior          3,43
>>Shredder        4,73
>>Tiger(both)     2,67
>>Gandalf         5,30
>>
>>In average 3,70. This gives (log2/log3,7)*84 = 45 points for speed doubling.
>>Previously it has been spoken about 60-70 points for doubling, so there is
>>diminishing returns now!
>
>It should be obvious that, given that the speedup results differ so much,
>that is a shaky conclusion.
>
>--
>GCP

Total number of games is 1098 which is quite a lot for 40/120 games. At least
6000 test hours...

Jouni




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