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Subject: Re: Some tough positions analyzed by Rybka at long time control

Author: Dann Corbit

Date: 17:01:03 12/19/05

Go up one level in this thread


On December 19, 2005 at 19:49:14, Mike Byrne wrote:

>just curious as to the hardware and hash settings?
>
>I ran #9 with 128M hash on my Opteron using Rybka 64-bit VP under Arena GUI
>
>FEN: [d]2b1rb1k/2r2ppp/n2p4/3P2PN/3NPQ2/2p3RP/1q3PK1/1B1R4 w - - 0 1
>
>Rybka 1.0 Preview:
>   3	00:00	         371	379.904	-0.15	1.Bc2
>   4	00:00	       2.687	161.852	 0.00	1.Bc2
>   5	00:00	       5.224	162.102	 0.00	1.Bc2 Qb4
>   6	00:00	       7.040	91.252	+0.03	1.Bc2 Qb4 2.Re3
>   7	00:00	      15.169	98.310	-0.57	1.Bc2 Nb4 2.Ba4 Bd7
>   8	00:00	      50.411	94.198	-0.61	1.Bc2 Nb4 2.Rc1 Bd7 3.h4
>   8	00:01	     100.147	88.558	-0.28	1.Rf3 Re5 2.Bc2 h6 3.h4
>   9	00:02	     208.919	79.558	-0.83	1.Rf3 Bd7 2.Bc2 Nb4 3.Rc1 Ra8
>   9	00:02	     226.283	81.445	-0.75	1.Bc2 Nb4 2.Ba4 Rd8 3.Re1 c2 4.Nc6
>   9	00:04	     339.649	86.238	-0.49	1.Qc1 Rc4 2.Qf4 Rxd4 3.Rxd4 c2 4.Bxc2 Qxd4
>  10	00:05	     497.266	89.506	-0.35	1.Qc1 Rc4 2.Qf4 Qb7 3.Bd3 Rxd4 4.Bxa6
>  11	00:07	     746.014	96.993	-0.17	1.Qc1 Rc4 2.Qf4 Qb7 3.Bd3 Rxd4 4.Bxa6 Qb4
>  12	00:11	   1.113.444	101.222	-0.49	1.Qc1 Rc4 2.Qf4 Qb7 3.Bd3 Rxd4 4.Bxa6 Qa7
>5.Rxd4
>  13	00:24	   2.267.762	98.598	-0.39	1.Qc1 Rc4 2.Qf4 Qb7 3.Bd3 Rxd4 4.Bxa6 Qa7
>5.Rxd4 Qxd4 6.Rd3
>  14	00:45	   4.285.661	97.401	-0.44	1.Qc1 Rc4 2.Qf4 Qb7 3.Bd3 Rxd4 4.Bxa6 Qa7
>5.Rxd4 Bxa6 6.Rb4
>  14	02:57	  15.679.155	90.630	+1.24	1.Nf6 c2
>
>best,
>
>Michael

Note that I used "Rybka v1.0 Beta.w32" and so I do not have the commercial
version.

I used 500 MB hash on 2.2 GHz AMD 64 bit.  32 bit OS (Windows 2003).

You finished ply 14 in 2:57 and it took me 4:22.
177/262 = 0.67557251908396946564885496183206

so I am only 67 % as fast as your machine.

Here is the comparison output:

9) Nf6; id WM_Test_Expr
    Searching move: Nh5-f6
    Best move (Rybka v1.0 Beta.w32): Nh5-f6
    identical moves! Found in: 04:22
      3	00:00	         300	307.200	-0.15	Bb1c2
      4	00:00	       1.480	47.360	 0.00	Bb1c2
      5	00:00	       2.881	61.461	 0.00	Bb1c2 Qb2b4
      6	00:01	       7.040	65.536	+0.03	Bb1c2 Qb2b4 Rg3e3
      7	00:01	      15.169	70.604	-0.57	Bb1c2 Na6b4 Bc2a4 Bc8d7
      8	00:01	      51.877	70.735	-0.61	Bb1c2 Na6b4 Rd1c1 Bc8d7 h3h4
      8	00:02	      89.039	67.041	-0.43	Rg3f3 Na6b4 Nd4b5 Re8e7 Nb5xc7
      9	00:04	     212.389	62.121	-0.55	Rg3f3 Bc8d7 Bb1c2 Na6b4 Rd1c1 Qb2a3
     10	00:06	     351.197	66.314	-0.56	Rg3f3 Bc8d7 Bb1c2 Na6b4 Rd1c1 Qb2a3
Bc2b1
     10	00:09	     578.867	69.728	-0.35	Qf4c1 Rc7c4 Qc1f4 Qb2b7 Bb1d3 Rc4xd4
Bd3xa6
     11	00:11	     773.932	77.393	-0.17	Qf4c1 Rc7c4 Qc1f4 Qb2b7 Bb1d3 Rc4xd4
Bd3xa6 Qb7b4
     12	00:16	   1.107.833	79.130	-0.49	Qf4c1 Rc7c4 Qc1f4 Qb2b7 Bb1d3 Rc4xd4
Bd3xa6 Qb7a7 Rd1xd4
     13	00:29	   2.088.485	74.588	-0.39	Qf4c1 Rc7c4 Qc1f4 Qb2b7 Bb1d3 Rc4xd4
Bd3xa6 Qb7a7 Rd1xd4 Qa7xd4
     14	00:53	   3.884.893	76.174	-0.44	Qf4c1 Rc7c4 Qc1f4 Qb2b7 Bb1d3 Rc4xd4
Bd3xa6 Qb7a7 Rd1xd4 Bc8xa6
     14	04:22	  16.563.656	64.955	+1.24	Nh5f6 c3c2 Bb1xc2 g7xf6 g5xf6 h7h6 Rd1g1
Rc7xc2 Nd4xc2 Qb2e5
     15	05:05	  19.376.314	65.240	+1.13	Nh5f6 c3c2 Bb1xc2 g7xf6 g5xf6 h7h6 Rd1g1
Rc7xc2 Nd4xc2 Qb2e5
     16	18:59	  78.034.269	70.237	+1.19	Nh5f6 Re8e5 g5g6 h7xg6 Qf4h4+ Re5h5
     17	23:28	  92.454.244	67.288	+1.19	Nh5f6 Re8e5 g5g6 h7xg6 Qf4h4+ Re5h5
     18	49:42	 186.336.363	63.989	+2.42	Nh5f6 Re8e5 g5g6
     19	2:34:18	 621.538.553	68.754	+2.47	Nh5f6 Re8e5
   12/18/2005 12:34:44 PM, Time for this analysis: 03:53:22, Rated time:
27:54:46



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