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Subject: Re: benchmark test for fun (and for Vincent) , that means *1.862 Speedup

Author: Vincent Lejeune

Date: 00:56:20 09/05/02

Go up one level in this thread


On September 05, 2002 at 02:15:58, Volker Pittlik wrote:

>System: 2*433 MHz Celeron, 128 MB RAM, NT 4.0
>
>Results:
>
>...
>hash table memory = 12M bytes.
>pawn hash table memory = 3M bytes.
>...
>EGTB cache memory = 2M bytes.
>4 piece tablebase files found
>1414kb of RAM used for TB indices and decompression tables
>...
>search time set to 180.00.
>pondering disabled.
>search depth set to 13.
>...
>Crafty v18.15 (2 cpus)
>
>...
>White(1): mt=1
>max threads set to 1
>White(1): setboard 2r2rk1/1bqnbpp1/1p1ppn1p/pP6/N1P1P3/P2B1N1P/1B2QPP1/R2R2K1 b
>- - 0 1
>
>Black(1): go
>              clearing hash tables
>              time surplus   0.00  time limit 3:00 (3:00)
>         nss  depth   time  score   variation (1)
>                8->   0.80  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>                9     0.80  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>                9->   1.64  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>               10     1.64  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>               10->   4.40  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>               11     4.40  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>               11->  13.69  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>               12    13.69  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>               12->  26.58  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>               13     1:34  -0.60   1. ... Bxe4 2. Bxe4 Qxc4 3. Qxc4 Rxc4
>                                    4. Nxb6 Rxe4 5. Nxd7 Nxd7 6. Bd4 e5
>                                    7. Be3 Rb8 8. Nd2 Rh4
>               13->   2:04  -0.60   1. ... Bxe4 2. Bxe4 Qxc4 3. Qxc4 Rxc4
>                                    4. Nxb6 Rxe4 5. Nxd7 Nxd7 6. Bd4 e5
>                                    7. Be3 Rb8 8. Nd2 Rh4
>              time=2:04  cpu=99%  mat=0  n=25416120  fh=92%  nps=203k
>              ext-> chk=236848 cap=77200 pp=4763 1rep=11848 mate=1281
>              predicted=0  nodes=25416120  evals=6188352
>              endgame tablebase-> probes done=0  successful=0
>              SMP->  split=0  stop=0  data=0/32  cpu=2:04  elap=2:04
>
>...
>White(2): new
>...
>White(1): mt=2
>max threads set to 2
>White(1): setboard 2r2rk1/1bqnbpp1/1p1ppn1p/pP6/N1P1P3/P2B1N1P/1B2QPP1/R2R2K1 b
>- - 0 1
>
>Black(1): go
>              clearing hash tables
>              time surplus   0.00  time limit 3:00 (3:00)
>         nss  depth   time  score   variation (1)
>starting thread 1
>                8->   0.46  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>                9     0.46  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>                9->   0.91  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>               10     0.91  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>               10->   2.39  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>               11     2.39  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>               11->   7.44  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>               12     7.46  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>               12->  14.46  -0.63   1. ... Bxe4 2. Bxe4 <HT>
>               13    52.14  -0.60   1. ... Bxe4 2. Bxe4 Qxc4 3. Qxc4 Rxc4
>                                    4. Nxb6 Rxe4 5. Nxd7 Nxd7 6. Bd4 e5
>                                    7. Be3 Rb8 8. Nd2 Rh4
>               13->   1:10  -0.60   1. ... Bxe4 2. Bxe4 Qxc4 3. Qxc4 Rxc4
>                                    4. Nxb6 Rxe4 5. Nxd7 Nxd7 6. Bd4 e5
>                                    7. Be3 Rb8 8. Nd2 Rh4
>              time=1:10  cpu=579%  mat=0  n=26743151  fh=92%  nps=378k
>              ext-> chk=252682 cap=81998 pp=5746 1rep=13038 mate=1314
>              predicted=0  nodes=26743151  evals=6550687
>              endgame tablebase-> probes done=0  successful=0
>              SMP->  split=127  stop=8  data=5/32  cpu=6:49  elap=1:10



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