CCRL 40/40
Downloads and Statistics
February 17, 2018
Testing summary:
Total: 795'341 games
played by 2'045 programs
110322 CPU days (X2 4600+)

White wins: 272'710 (34.3%)
Black wins: 201'857 (25.4%)
Draws: 320'774 (40.3%)
White score: 54.5%

Engine Details

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Show each game results
NirvanaChess 2.4 64-bit 4CPU in CCRL 40/40, 2018-02-17
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern Intel CPU.
Tested by CCRL team, 2005-2018, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
NirvanaChess 2.4 64-bit 4CPU is #10 with rating of 3199 Elo points (+19 -19),
based on 886 games: 109 wins, 295 losses and 482 draws
Score: 39.5%, Average opponent: +67.0, Draws: 54.4%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Stockfish 9 64-bit 4CPU            3451   8.0-40.0  (+0 -32=16)    0.0   +18
 - asmFish 051117 64-bit 4CPU         3422   5.5-26.5  (+0 -21=11)    0.0    -3
 - SugaR XPrO 1.2 64-bit 4CPU         3412   4.5-27.5  (+0 -23=9 )    0.0   -53
 - Houdini 6 64-bit 4CPU              3412   7.5-25.5  (+0 -18=15)    0.0   +45
 - Komodo 11.2 64-bit 4CPU            3405   7.0-26.0  (+0 -19=14)    0.0   +18
 - Stockfish 8 64-bit 4CPU            3391   9.5-23.5  (+0 -14=19)    0.0   +71
 - SugaR XPrO 1.3 64-bit 4CPU         3385   9.5-22.5  (+0 -13=19)    0.0   +71
 - Houdini 5.01 64-bit 4CPU           3384   9.5-22.5  (+0 -13=19)    0.0   +69
 - Deep Shredder 13 64-bit 4CPU       3294  11.5-20.5  (+4 -13=15)    0.0    +9
 - Fire 6.1 64-bit 4CPU               3293  12.5-19.5  (+1 -8 =23)    0.0   +36
 - Fizbo 2 64-bit 4CPU                3287   9.0-23.0  (+0 -14=18)    0.0   -38
 - Fire 5 64-bit 4CPU                 3277  11.5-20.5  (+3 -12=17)    0.0    -5
 - Fizbo 1.9 64-bit 4CPU              3266  10.0-22.0  (+2 -14=16)    0.0   -46
 - Andscacs 0.93 64-bit 4CPU          3261   6.0-10.0  (+1 -5 =10)    0.0    -6
 - Andscacs 0.91 64-bit 4CPU          3241  13.5-18.5  (+4 -9 =19)    0.2     0
 - Andscacs 0.89 64-bit 4CPU          3234  15.0-17.0  (+5 -7 =20)    0.6   +18
 - Booot 6.2 64-bit 4CPU              3228  14.0-18.0  (+2 -6 =24)    0.9    -3
 - Chiron 4 64-bit 4CPU               3205  15.0-17.0  (+5 -7 =20)   31.4   -12
 - Fritz 16 64-bit 4CPU               3195  22.5-24.5  (+8 -10=29)   61.0   -15
 - Gull 3 64-bit 4CPU                 3191  14.5-17.5  (+4 -7 =21)   75.2   -33
 - Equinox 3.20 64-bit 4CPU           3186  14.5-17.5  (+4 -7 =21)   88.5   -39
 - Critter 1.6a 64-bit 4CPU           3169  17.0-15.0  (+5 -3 =24)   99.8   -15
 - Texel 1.07 64-bit 4CPU             3153  10.0-14.0  (+3 -7 =14)  100.0   -94
 - Laser 1.5 64-bit 4CPU              3150   9.5-6.5   (+5 -2 =9 )   99.9    +5
 - Nemorino 4.00 64-bit 4CPU          3122  10.0-6.0   (+6 -2 =8 )  100.0     0
 - Strelka 5.5 64-bit                 3108  20.5-11.5  (+11-2 =19)  100.0    -8
 - Laser 1.4 64-bit 4CPU              3100  27.5-13.5  (+20-6 =15)  100.0   +10
 - Rodent III 0.238 64-bit 4CPU       3082  20.5-9.5   (+12-1 =17)  100.0   -11
 - Pedone 1.6 64-bit 4CPU             3063   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Vajolet2 2.3 64-bit 4CPU           3039   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - SmarThink 1.97 64-bit              2997   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Defenchess (SCTR) 1.0 64-bit       2848   0.5-0.5   (+0 -0 =1 )  100.0  -381
 - Cheese 1.9 64-bit                  2710   1.0-0.0   (+1 -0 =0 )  100.0  +INF


Created in 2005-2013 by CCRL team
Last games added on February 17, 2018