Chronos 1.9.9 64-bit Gauntlets (CCRL 40/40)

[Aser Huerga]

Chronos 1.9.9 64-bit Gauntlets

Hardware: Intel(R) Core(TM) i7 CPU 950 @ 3.07GHz8x 3074 MHz with 4.096 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 23 minutes repeating (adapted to the CCRL 40/40 standard)

Gauntlet I:

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1   Chronos 1.9.9 64-bit  -2858- 59.0/120
2   Bright 0.5c            2881  17.5/24
3   SmarThink 1.20 64-bit  2871  13.0/24
4   Booot 5.0.0            2929  12.0/24
5   Spike 1.2 Turin        2848  10.0/24
6   Scorpio 2.6 64-bit     2798   8.5/24

(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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Chronos 1.9.9 64-bit          : 120 (+ 39,= 40,- 41), 49.2 %

Booot 5.0.0                   :  24 (+  8,=  8,-  8), 50.0 %
Bright 0.5c                   :  24 (+  3,=  7,- 14), 27.1 %
SmarThink 1.20 64-bit         :  24 (+  8,=  6,- 10), 45.8 %
Spike 1.2 Turin               :  24 (+  9,= 10,-  5), 58.3 %
Scorpio 2.6 64-bit            :  24 (+ 11,=  9,-  4), 64.6 %

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

Games: http://kirill-kryukov.com/chess/discuss ... 027#p57027

[Aser Huerga]

Gauntlet II:

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1   Chronos 1.9.9 64-bit           -2869- 62.5/120
2   Onno 1.2.70 64-bit              2937  16.0/24
3   Umko 1.0 64-bit                 2904  15.0/24
4   Delfi 5.4                       2789  12.5/24
5   Twisted Logic 20100131x 64-bit  2874  9.0/24
6   Movei 00.8.438 (10 10 10)       2774  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:

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Chronos 1.9.9 64-bit          : 120 (+ 43,= 39,- 38), 52.1 %

Onno 1.2.70 64-bit            :  24 (+  5,=  6,- 13), 33.3 %
Umko 1.0 64-bit               :  24 (+  4,= 10,- 10), 37.5 %
Twisted Logic 20100131x 64-bit:  24 (+ 11,=  8,-  5), 62.5 %
Delfi 5.4                     :  24 (+  6,= 11,-  7), 47.9 %
Movei 00.8.438 (10 10 10)     :  24 (+ 17,=  4,-  3), 79.2 %

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

Games: http://kirill-kryukov.com/chess/discuss ... 225#p57225

[Aser Huerga]

Chronos climbs up to position 26 from position 28 with the Chronos 1.9.9 64-bit version (now 2862 in CCRL 40/40 1CPU), showing an improvement of 21 ELO points regarding the Chronos 1.9.9 32-bit version, 6 ELO points behind Crafty and 8 ELO points ahead Ktulu.
http://www.computerchess.org.uk/ccrl/40 ... ons_only=1