Critter 0.70 64-bit Gauntlets

[Aser Huerga]

Critter 0.70 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 PGN up to 8 moves (151.315 starting positions from years 1981-2009, games selected by Norm Pollock), 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   Critter 0.70 64-bit       -3037- 58.5/120
2   Naum 4.2 64-bit            3101  17.0/24
3   Stockfish 1.7.1 64-bit     3133  15.5/24
4   Komodo 1.0 64-bit          3031  11.5/24
5   Hiarcs 13.1                3002  10.5/24
6   Thinker 5.4C Inert 64-bit  2971  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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Critter 0.70 64-bit           : 120 (+ 30,= 57,- 33), 48.8 %

Stockfish 1.7.1 64-bit        :  24 (+  3,= 11,- 10), 35.4 %
Naum 4.2 64-bit               :  24 (+  2,= 10,- 12), 29.2 %
Komodo 1.0 64-bit             :  24 (+  6,= 13,-  5), 52.1 %
Hiarcs 13.1                   :  24 (+  8,= 11,-  5), 56.2 %
Thinker 5.4C Inert 64-bit     :  24 (+ 11,= 12,-  1), 70.8 %

Games: http://kirill-kryukov.com/chess/discuss ... f=7&t=5224

[Aser Huerga]

Gauntlet II:

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1   Critter 0.70 64-bit       -3015- 60.5/120
2   Rybka 4 64-bit             3174  18.0/24
3   Shredder 12 32-bit OA Off  3028  12.0/24  726.00
4   Zappa Mexico II 64-bit     2966  12.0/24  726.00
5   Deep Sjeng WC2008 64-bit   2942  9.5/24
6   Protector 1.3.4 64-bit     2958  8.0/24

(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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Critter 0.70 64-bit           : 120 (+ 32,= 57,- 31), 50.4 %

Rybka 4 64-bit                :  24 (+  2,=  8,- 14), 25.0 %
Shredder 12 32-bit OA Off     :  24 (+  6,= 12,-  6), 50.0 %
Zappa Mexico II 64-bit        :  24 (+  5,= 14,-  5), 50.0 %
Protector 1.3.4 64-bit        :  24 (+  9,= 14,-  1), 66.7 %
Deep Sjeng WC2008 64-bit      :  24 (+ 10,=  9,-  5), 60.4 %

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

Games: http://kirill-kryukov.com/chess/discuss ... 766#p55765

[Aser Huerga]

Gauntlet III:

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1   Critter 0.70 64-bit            -3040- 79.0/120
2   Spark 0.3 64-bit                2941  10.0/24
3   Onno 1.2.70 64-bit              2938  9.5/24
4   Deep Junior 11.2 64-bit         2936  9.0/24
5   Grapefruit 1.0 32-bit           2933  7.5/24
6   Twisted Logic 20100131x 64-bit  2889  5.0/24

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

Statistics:

Code: Select all

Critter 0.70 64-bit           : 120 (+ 56,= 46,- 18), 65.8 %

Spark 0.3 64-bit              :  24 (+  9,= 10,-  5), 58.3 %
Onno 1.2.70 64-bit            :  24 (+  8,= 13,-  3), 60.4 %
Deep Junior 11.2 64-bit       :  24 (+ 11,=  8,-  5), 62.5 %
Grapefruit 1.0 32-bit         :  24 (+ 12,=  9,-  3), 68.8 %
Twisted Logic 20100131x 64-bit:  24 (+ 16,=  6,-  2), 79.2 %

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

Games: http://kirill-kryukov.com/chess/discuss ... 766#p55766

[Aser Huerga]

Critter climbs up to position 6 from position 7 with the 0.70 64-bit version (now 3023 in CCRL 40/40 1CPU), showing an improvement of 36 ELO points regarding the 0.70 32-bit version, 23 ELO points behind Komodo and 36 ELO points ahead Fritz.
http://computerchess.org.uk/ccrl/4040.l ... ons_only=1