Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Fear my opteron!

Author: Anthony Cozzie

Date: 04:57:41 01/12/04

Go up one level in this thread


On January 11, 2004 at 23:14:56, Mridul Muralidharan wrote:

>On January 11, 2004 at 21:48:50, Anthony Cozzie wrote:
>
>>Well, I have successfully managed a somewhat buggy 64 bit installation & kernel.
>> There are a few 64 bit bugs I have to work out, but here is a preview of CCT6:
>>
>>The position is Topalov-Bareev from one of the rapid playoffs.  Some of the
>>output is screwed up because I have my own printf routines which aren't quite
>>right in the 64 bit code.  The NPS and solution time, however, are correct :)
>>
>>1. a2-a4 b5-b4 2. c2-c4 Qb6-c5 3. Kc1-b1 Nd5-e7 4. Nd4-c2 Ra8-d8 5. Rd1xd8
>>Rh8xd8
>> = (1.44)       Depth: 10/16    00:00:06.79     5820901kN
>>1. *b6xa1=*++
>> + (1.69)       Depth: 10/19    00:00:10.26     9242348kN
>>1. Nd4xb5 a6xb5 2. Rb3xb5 Qb6-c6 3. Rd1xd5 e6xd5 4. Qe2-e7 Ka7-a6 5. Rb5-b3
>>Qc6-b6 6. Rb3xb6 Ka6xb6 7. Qe7-d6 Kb6-a7
>> = (3.97)       Depth: 10/19    00:00:11.25     10217008kN
>>1. Nd4xb5 a6xb5 2. Rb3xb5 Qb6-c6 3. Rd1xd5 e6xd5 4. Qe2-e7 Ka7-a6 5. Rb5-b3
>>Qc6-b6 6. Rb3xb6 Ka6xb6 7. Qe7-d6 Kb6-a7
>> = (3.97)       Depth: 10/19    00:00:11.96     10938427kN
>>1. Nd4xb5 a6xb5 2. Rb3xb5 Qb6-c6 3. Rd1xd5 e6xd5 4. Qe2-e7 Ka7-a6 5. Rb5-b3
>>Qc6-b6 6. Rb3xb6 Ka6xb6 7. Qe7xf7 Ra8xa2
>> = (4.08)       Depth: 11/19    00:00:13.73     12684083kN
>>1. Nd4xb5 a6xb5 2. Rb3xb5 Qb6-c6 3. Rd1xd5 e6xd5 4. Qe2-e7 Ka7-a6 5. Rb5-b3
>>Qc6-b6 6. Rb3xb6 Ka6xb6 7. Qe7xf7 Ra8xa2
>> = (4.08)       Depth: 11/19    00:00:14.59     13584375kN
>>1. *b6xa1=*++
>> + (4.38)       Depth: 12/23    00:00:17.18     16073306kN
>>1. Nd4xb5 a6xb5 2. Rb3xb5 Qb6-c6 3. Rd1xd5 e6xd5 4. Qe2-e7 Ka7-a6 5. Rb5-b3
>>Qc6-b6 6. Rb3xb6 Ka6xb6 7. Qe7-d6 Kb6-a7 8. Qd6xd5 Ka7-b6
>> = (4.62)       Depth: 12/23    00:00:19.90     18862137kN
>>1. Nd4xb5 a6xb5 2. Rb3xb5 Qb6-c6 3. Rd1xd5 e6xd5 4. Qe2-e7 Ka7-a6 5. Rb5-b3
>>Qc6-b6 6. Rb3xb6 Ka6xb6 7. Qe7-d6 Kb6-a7 8. Qd6xd5 Ka7-b6
>> = (4.62)       Depth: 12/23    00:00:24.54     23534705kN
>>1. Nd4xb5 a6xb5 2. Rb3xb5 Qb6-c6 3. Rd1xd5 e6xd5 4. Qe2-e7 Ka7-a6 5. Rb5-b3
>>Qc6-b6 6. Rb3xb6 Ka6xb6 7. Qe7-d6 Kb6-b7 8. Qd6xd5 Kb7-b6 9. Qd5xf7 g7-g5
>> = (4.64)       Depth: 13/23    00:00:38.37     37315409kN
>>
>>Count: Time: 43872ms, Nodes: 34355581 Qnodes: 34355581[0.0%], NPS: 984K
>>
>>anthony
>
>Hi !
>
>>Count: Time: 43872ms, Nodes: 34355581 Qnodes: 34355581[0.0%], NPS: 984K
>
><shiver> <shiver>
>Look impressive !
>What nps does zappa get usually ? (I am assuming only nps changed w.r.t normal
>version here)
>I usually remember seeing 200 - 300 knps at icc , cant recollect acurately and
>maybe it is different for this position too ..
>
>Let me redouble my efforts in bullying someone into giving one opteron beauty
>for cct6 to me :) - preferably a dual or a quad opteron ;-)
>
>By the way , assuming you bought it , how expensive was it ?
>
>All the best for cct6 !
>Regards
>Mridul

Usually Zappa got 400 knps with icc 6.  The whole thing cost about 3K.

anthony



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.