CCRL 40/15
Downloads and Statistics
November 16, 2024
Testing summary:
Total: 1'967'497 games
played by 3'973 programs

White wins: 610'660 (31.0%)
Black wins: 425'811 (21.6%)
Draws: 931'026 (47.3%)
White score: 54.7%

Engine Details

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Obsidian 11.0 64-bit in CCRL 40/15, 2024-11-16
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 15 minutes on an Intel i7-4770k.
Tested by CCRL team, 2005-2024, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
Obsidian 11.0 64-bit has no rank with rating of 3562 Elo points (+10 -10),
based on 2519 games: 189 wins, 127 losses and 2203 draws
Score: 51.2%, Average opponent: −7.6, Draws: 87.5%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Stockfish 16.1 64-bit                   3622  23.5-33.5  (+0 -10=47)    0.0    +6
 - Torch v1 64-bit                         3612  20.0-32.0  (+0 -12=40)    0.0   -20
 - Dragon by Komodo 3.3 64-bit             3606  75.0-97.0  (+1 -23=148)    0.0    +6
 - Berserk 13 64-bit                       3589  75.0-97.0  (+1 -23=148)    0.0    -9
 - Berserk 12 64-bit                       3589  27.0-29.0  (+2 -4 =50)    0.0   +16
 - Ethereal 14.25 64-bit                   3567  83.5-87.5  (+5 -9 =157)   14.4    -1
 - Caissa 1.18 64-bit                      3567  84.5-84.5  (+6 -6 =157)   16.6    +4
 - RubiChess 20240112 64-bit               3566  88.0-89.0  (+7 -8 =162)   20.1    +1
 - Caissa 1.17 64-bit                      3562  27.5-28.5  (+2 -3 =51)   50.2    -4
 - PlentyChess 1.0.0 64-bit                3558  25.0-26.0  (+2 -3 =46)   72.5    -9
 - Alexandria 6.1.0 64-bit                 3557  90.0-80.0  (+12-2 =156)   81.9   +11
 - Seer 2.8.0 64-bit                       3547  91.5-81.5  (+14-4 =155)   99.8    +2
 - Rebel 16.3 64-bit                       3544  26.0-25.0  (+3 -2 =46)   99.8   -12
 - Alexandria 6.0.0 64-bit                 3543  29.5-26.5  (+3 -0 =53)   99.5    -4
 - Clover 6.1 64-bit                       3543  30.5-26.5  (+7 -3 =47)   99.9    +1
 - Chess System Tal 2.00 Elo 64-bit        3542  94.0-83.0  (+17-6 =154)  100.0    -1
 - rofChade 3.1 64-bit                     3531  30.5-26.5  (+5 -1 =51)  100.0   -11
 - Uralochka 3.40a 64-bit                  3527  30.0-26.0  (+6 -2 =48)  100.0   -12
 - Rebel EAS 64-bit                        3527  29.5-26.5  (+3 -0 =53)  100.0   -20
 - Koivisto 9.0 64-bit                     3527  29.5-22.5  (+8 -1 =43)  100.0    +5
 - Igel 3.5.0 64-bit                       3524  93.5-82.5  (+12-1 =163)  100.0   -20
 - Revenge 3.0 64-bit                      3518  29.5-22.5  (+9 -2 =41)  100.0    -2
 - PlentyChess 0.3.0 64-bit                3516  30.5-21.5  (+9 -0 =43)  100.0    +4
 - Viridithas 12.0.0 64-bit                3514  14.5-9.5   (+5 -0 =19)  100.0   +13
 - Lizard 10.3 64-bit                      3512  13.0-7.0   (+6 -0 =14)  100.0   +44
 - Arasan 24.1 64-bit                      3505  31.0-22.0  (+11-2 =40)  100.0    -5
 - Lizard 10.2 64-bit                      3498  33.5-18.5  (+15-0 =37)  100.0   +26
 - Black Marlin 9.0 64-bit                 3492  35.0-17.0  (+18-0 =34)  100.0   +40


Created in 2005-2013 by CCRL team
Last games added on November 16, 2024