Crafty 23.3 64-bit Gauntlets (CCRL 40/40)

[Aser Huerga]

Crafty 23.3 64-bit Gauntlets

Hardware: Intel(R) Core(TM)2 Duo CPU E8400 @ 3.00GHzDual 3000 MHz with 4.088 MB Memory
Operating system: Microsoft Windows XP 64 Bit Professional Service Pack 2 (Build 3790)
All engines 1 CPU
Arena 2.0.1 GUI
128 Hash Tables
3-4-5 EGTBs
Ponder off
Book GrandPQRS-3moves (2.360 starting selected positions, from Norm Pollock collections), each pair plays the same position with switched colours.
40 moves in 25 minutes repeating (adapted to the CCRL 40/40 standard)

Gauntlet I:

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1   Crafty 23.3 64-bit    -2852- 44.0/96
2   Grapefruit 1.0         2932  16.0/24
3   Spike 1.2 Turin        2848  13.0/24
4   Bright 0.5c            2882  11.5/24  506.00
5   SmarThink 1.20 64-bit  2869  506.00

(All ELOs referred to the last Chess Computer Rating List when tournament starts, except -XXXX- one, wich is referred to performance).

Statistics:

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Crafty 23.3 64-bit            :  96 (+ 25,= 38,- 33), 45.8 %

Grapefruit 1.0                :  24 (+  4,=  8,- 12), 33.3 %
Bright 0.5c                   :  24 (+  7,= 11,-  6), 52.1 %
SmarThink 1.20 64-bit         :  24 (+  5,= 15,-  4), 52.1 %
Spike 1.2 Turin               :  24 (+  9,=  4,- 11), 45.8 %

(All statistic results are from the engine tested view).

Games: http://kirill-kryukov.com/chess/discuss ... f=7&t=5393

[Aser Huerga]

Gauntlet II:

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1   Crafty 23.3 64-bit             -2881- 68.0/120
2   SmarThink 1.20 64-bit           2871  13.5/24
3   Twisted Logic 20100131x 64-bit  2874  12.5/24
4   Spike 1.2 Turin                 2848  11.5/24
5   Delfi 5.4                       2789  7.5/24
6   Scorpio 2.6 64-bit              2798  7.0/24

(All ELOs referred to the last Chess Computer Rating List when tournament starts, except -XXXX- one, wich is referred to performance).

Statistics:

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Crafty 23.3 64-bit            : 120 (+ 48,= 40,- 32), 56.7 %

Twisted Logic 20100131x 64-bit:  24 (+  7,=  9,-  8), 47.9 %
SmarThink 1.20 64-bit         :  24 (+  7,=  7,- 10), 43.8 %
Spike 1.2 Turin               :  24 (+  9,=  7,-  8), 52.1 %
Scorpio 2.6 64-bit            :  24 (+ 12,= 10,-  2), 70.8 %
Delfi 5.4                     :  24 (+ 13,=  7,-  4), 68.8 %

(All statistic results are from the engine tested view).

Games: http://kirill-kryukov.com/chess/discuss ... 100#p57100

[Aser Huerga]

Crafty climbs up to position 25 from position 29 with the 23.3 64-bit version (now 2868 in CCRL 40/40 1CPU), showing an improvement of 53 ELO points regarding the 23.2 64-bit version, 4 ELO points behind SmarThink and 15 ELO points ahead Ktulu.
http://www.computerchess.org.uk/ccrl/40 ... ons_only=1