Author: Aaron Gordon
Date: 16:46:20 06/07/03
Go up one level in this thread
On June 07, 2003 at 17:42:59, Jonas Bylund wrote:
>On June 07, 2003 at 13:21:49, Omid David Tabibi wrote:
>
>>On June 07, 2003 at 11:54:30, emerson tan wrote:
>>
>>>How many Ghz before we can get average 20ply per move on a tournament time
>>>control. I always want a computer that can see 10 moves ahead
>>
>>Let's look at Crafty's analysis of the following position (on 733MHz, 64MB):
>>
>>[D]r1b2rk1/1pq1bppp/p1nppn2/8/P2NPP2/2N1B3/1PP1B1PP/R2Q1RK1 w - - 0 1
>>
>>Analysis by Crafty 19.03:
>>
>>11.Bc4
>> ² (0.69) Depth: 1/13 00:00:00
>>11.Bc4 Bd7
>> ² (0.58) Depth: 2/13 00:00:00
>>11.Nxc6 bxc6
>> ² (0.68) Depth: 2/13 00:00:00
>>11.Nxc6 bxc6 12.Bc4
>> ± (0.74) Depth: 3/13 00:00:00
>>11.Nxc6 bxc6 12.b4 d5
>> ² (0.59) Depth: 4/14 00:00:00
>>11.Nxc6 Qxc6 12.Qd4 d5 13.exd5 Nxd5 14.Nxd5 Qxd5 15.Qxd5 exd5
>> ² (0.62) Depth: 5/20 00:00:00
>>11.Nxc6 bxc6 12.b4 d5 13.Qd4 Bb7
>> ² (0.54) Depth: 6/20 00:00:00 63kN
>>11.Nxc6 bxc6 12.Qd2 a5 13.Rad1 Ba6 14.f5 Bxe2 15.Qxe2
>> ² (0.58) Depth: 7/25 00:00:01 216kN
>>11.Nxc6 bxc6 12.Qd2 Bb7 13.b4 c5 14.b5 Rab8 15.bxa6 Nxe4
>> ² (0.49) Depth: 8/25 00:00:03 611kN
>>11.Qd2 Bd7 12.Nb3 Nb4 13.Rad1 h6 14.f5 b6
>> ² (0.51) Depth: 8/25 00:00:05 1195kN
>>11.Qd2 Bd7 12.Nb3 b6 13.Rad1 h6 14.Rfe1 Rfc8 15.Bc4
>> ² (0.52) Depth: 9/30 00:00:09 2408kN
>>11.Qd2 Bd7 12.Nb3 b6 13.Bf3 h6 14.Rad1
>> ² (0.43) Depth: 10/30 00:00:25 7242kN
>>11.Nxc6 bxc6 12.Qd3 a5 13.Rad1 Ba6 14.Qd2 Bxe2 15.Qxe2 d5 16.exd5 exd5
>> ² (0.44) Depth: 10/30 00:00:37 10909kN
>>11.Nxc6 bxc6 12.Rc1 c5 13.Bf3 Bb7 14.Qe2 d5 15.exd5 exd5 16.Rcd1 Rad8
>> ² (0.41) Depth: 11/32 00:01:29 28187kN
>>11.Rc1 Nb4 12.Qd2 Bd7 13.Nb3 d5 14.e5 Ne4 15.Nxe4 dxe4 16.Qd4
>> ² (0.42) Depth: 11/32 00:03:38 70138kN
>
>
>This is Crafty 19.03 on a Dual MP 1600+ 54 Mb hash:
>
>r1b2rk1/1pq1bppp/p1nppn2/8/P2NPP2/2N1B3/1PP1B1PP/R2Q1RK1 w - - 0 1
>
>Analysis by Crafty 19.03:
>
>1.Nxc6 bxc6
> ² (0.68) Depth: 1/13 00:00:00
>1.Bc4
> ² (0.69) Depth: 1/13 00:00:00
>1.Bc4 Bd7
> ² (0.58) Depth: 2/13 00:00:00
>1.Nxc6 bxc6
> ² (0.68) Depth: 2/13 00:00:00
>1.Nxc6 bxc6 2.Bc4
> ± (0.74) Depth: 3/13 00:00:00
>1.Nxc6 bxc6 2.b4 d5
> ² (0.59) Depth: 4/14 00:00:00
>1.Nxc6 Qxc6 2.Qd4 d5 3.exd5 Nxd5 4.Nxd5 Qxd5 5.Qxd5 exd5
> ² (0.62) Depth: 5/21 00:00:00
>1.Nxc6 bxc6 2.b4 d5 3.Qd4 h6
> ² (0.54) Depth: 6/21 00:00:00 65kN
>1.Nxc6 bxc6 2.Qd2 a5 3.Rad1 Ba6 4.f5 Bxe2 5.Qxe2
> ² (0.58) Depth: 7/22 00:00:00 311kN
>1.Nxc6 bxc6 2.Qd3 a5 3.Qc4
> ² (0.49) Depth: 8/22 00:00:01 966kN
>1.Qd2 Bd7 2.Nb3 h6 3.a5 e5 4.Bb6 Qc8
> ² (0.51) Depth: 8/22 00:00:02 1897kN
>1.Qd2 Bd7 2.Nb3 b6 3.Rad1 h6 4.Rfe1 Rfc8 5.Bc4
> ² (0.52) Depth: 9/28 00:00:03 3128kN
>1.Qd2 Bd7 2.Nb3 b6 3.Bf2 Rfc8 4.Rac1 h6 5.Qe3 Bd8
> ² (0.45) Depth: 10/28 00:00:08 7765kN
>1.Qd2 Na5 2.Qd3 Bd7 3.b3 Rac8 4.Bd2 h5 5.Qe3 Ng4 6.Qh3
> ² (0.37) Depth: 11/28 00:00:44 46017kN
>1.Nxc6 bxc6 2.Re1 d5 3.Bd3 Rb8 4.Rb1 Bb4 5.Qf3 Nxe4 6.Bxe4 Bxc3 7.bxc3 dxe4
>8.Qxe4
> ² (0.40) Depth: 11/28 00:01:04 67322kN
>1.Rc1 Nb4 2.Qd2 Bd7 3.Nb3 d5 4.e5 Ne4 5.Nxe4 dxe4 6.Qd4
> ² (0.42) Depth: 11/28 00:01:39 103214kN
>1.Rc1 Nb4 2.Qd2 Bd7 3.Rfd1 Rad8 4.Nb3 d5 5.e5 Ne4 6.Nxe4 dxe4
> ² (0.38) Depth: 12/28 00:02:10 134997kN
>1.Rc1 Nb4 2.Qd2 Bd7 3.Bf3 Rad8 4.f5 h6 5.Nce2 Nc6 6.Nxc6 Bxc6 7.Nc3
> ² (0.36) Depth: 13/28 00:05:10 320003kN
>
>Jonas
Give my optimized (smp supported) Crafty 19.3 binary a try sometime, you should
see a nice speed boost..
ftp://newageoc.com/pub/crafty/c193smp-k7sse.zip
Here is my run to depth 13 on the position you did, single Athlon XP 2507MHz:
Crafty v19.3
White(1): r1b2rk1/1pq1bppp/p1nppn2/8/P2NPP2/2N1B3/1PP1B1PP/R2Q1RK1 w - - 0 1
White(1): ponder off
pondering disabled.
White(1): hash 48m
hash table memory = 48M bytes.
White(1): hashp 12m
pawn hash table memory = 12M bytes.
White(1): st 999
search time set to 999.00.
White(1): sd 13
search depth set to 13.
White(1): go
clearing hash tables
time surplus 0.00 time limit 16:39 (16:39)
depth time score variation (1)
6-> 0.15 0.54 1. Nxc6 bxc6 2. b4 d5 3. Qd4 Bb7
7 0.20 0.58 1. Nxc6 bxc6 2. Qd2 a5 3. Rad1 Ba6
4. f5 Bxe2 5. Qxe2
7-> 0.37 0.58 1. Nxc6 bxc6 2. Qd2 a5 3. Rad1 Ba6
4. f5 Bxe2 5. Qxe2
8 0.50 0.49 1. Nxc6 bxc6 2. Qd2 Bb7 3. b4 c5 4.
b5 Rab8 5. bxa6 Nxe4
8 1.07 0.51 1. Qd2 Bd7 2. Nb3 Nb4 3. Rad1 b6 4.
f5 h6 <HT>
8-> 1.60 0.51 1. Qd2 Bd7 2. Nb3 Nb4 3. Rad1 b6 4.
f5 h6 <HT>
9 2.01 0.52 1. Qd2 Bd7 2. Nb3 b6 3. Rad1 h6 4.
Rfe1 Rfc8 5. Bc4
9-> 3.76 0.52 1. Qd2 Bd7 2. Nb3 b6 3. Rad1 h6 4.
Rfe1 Rfc8 5. Bc4
10 4.89 0.45 1. Qd2 Bd7 2. Nb3 b6 3. Bf2 Rfc8 4.
Rac1 h6 5. Qe3 Bd8
10-> 13.94 0.45 1. Qd2 Bd7 2. Nb3 b6 3. Bf2 Rfc8 4.
Rac1 h6 5. Qe3 Bd8
11 18.71 0.37 1. Qd2 Na5 2. Qd3 Bd7 3. b3 Rac8 4.
Bd2 h5 5. Qe3 Ng4 6. Qh3
11 28.85 0.40 1. Nxc6 bxc6 2. Re1 d5 3. Bd3 Rb8 4.
Rb1 Bb4 5. Qf3 Nxe4 6. Bxe4 Bxc3 7.
bxc3 dxe4 8. Qxe4
11 58.96 0.42 1. Rc1 Nb4 2. Qd2 Bd7 3. Nb3 d5 4.
e5 Ne4 5. Nxe4 dxe4 6. Qd4
11-> 1:09 0.42 1. Rc1 Nb4 2. Qd2 Bd7 3. Nb3 d5 4.
e5 Ne4 5. Nxe4 dxe4 6. Qd4
12 1:18 0.38 1. Rc1 Nb4 2. Qd2 Bd7 3. Rfd1 Rad8
4. Nb3 d5 5. e5 Ne4 6. Nxe4 dxe4
12-> 2:45 0.38 1. Rc1 Nb4 2. Qd2 Bd7 3. Rfd1 Rad8
4. Nb3 d5 5. e5 Ne4 6. Nxe4 dxe4
13 3:10 0.36 1. Rc1 Nb4 2. Qd2 Bd7 3. Bf3 Rad8 4.
f5 h6 5. Nce2 Nc6 6. Nxc6 Bxc6 7. Nc3
13 3:54 0.37 1. Nxc6 bxc6 2. Qd3 h5 3. Qd1 Rb8 4.
Rb1 Rb4 5. Bf3 a5 6. Qd3 Ng4 7. Bd4
13-> 7:22 0.37 1. Nxc6 bxc6 2. Qd3 h5 3. Qd1 Rb8 4.
Rb1 Rb4 5. Bf3 a5 6. Qd3 Ng4 7. Bd4
time=7:22 cpu=99% mat=0 n=588219714 fh=90% nps=1329k
ext-> chk=4095895 cap=1824842 pp=166824 1rep=454573 mate=2256
predicted=0 nodes=588219714 evals=220884125
endgame tablebase-> probes done=0 successful=0
hashing-> 18%(raw) 17%(depth) 99%(sat) 98%(pawn)
hashing-> 0%(exact) 15%(lower) 0%(upper)
White(1): Nxc6
time used: 7:22
Here's a normal benchmark run:
Crafty v19.3
White(1): bench
Running benchmark. . .
......
Total nodes: 62767019
Raw nodes per second: 1609410
Total elapsed time: 39
SMP time-to-ply measurement: 16.410256
If you run it let me know, thanks.
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Last modified: Thu, 15 Apr 21 08:11:13 -0700
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