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 9.0 64-bit 4CPU (3582+16
−16		)Quote
Author: Gabriele Lombardo Link: Homepage
This is one of the 17 Obsidian versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Stockfish 20230613 64-bit 4CPU3642+11
−11		(+60)15 − 17
(+0−2=30)
46.9%
15.0 / 32
0.0%
+42
–   Stockfish 16 64-bit 4CPU3639+11
−11		(+57)13 − 19
(+0−6=26)
40.6%
13.0 / 32
0.0%
0
–   Torch v1 64-bit 4CPU3630+11
−11		(+48)13.5 − 18.5
(+0−5=27)
42.2%
13.5 / 32
0.0%
+3
–   Dragon by Komodo 3.3 64-bit 4CPU3627+10
−10		(+45)14 − 18
(+1−5=26)
43.8%
14.0 / 32
0.0%
+6
–   Berserk 12 64-bit 4CPU3608+11
−11		(+26)15 − 17
(+0−2=30)
46.9%
15.0 / 32
0.2%
+7
–   Ethereal 14.25 64-bit 4CPU3600+10
−10		(+18)15.5 − 16.5
(+0−1=31)
48.4%
15.5 / 32
1.8%
+9
–   Caissa 1.16 64-bit 4CPU3595+16
−16		(+13)15.5 − 16.5
(+0−1=31)
48.4%
15.5 / 32
10.5%
+4
–   Caissa 1.15 64-bit 4CPU3592+17
−17		(+10)16 − 16
(+1−1=30)
50.0%
16.0 / 32
19.4%
+10
–   RubiChess 20230918 64-bit 4CPU3586+14
−14		(+4)15.5 − 16.5
(+1−2=29)
48.4%
15.5 / 32
34.8%
−5
–   Caissa 1.14.1 64-bit 4CPU3582+16
−16		(0)15 − 17
(+0−2=30)
46.9%
15.0 / 32
49.9%
−18
–   Chess System Tal 2.00 Elo 64-bit 4CPU3582+10
−10		(0)16.5 − 15.5
(+1−0=31)
51.6%
16.5 / 32
50.4%
+8
–   Igel 3.5.0 64-bit 4CPU3577+10
−10		(−5)16 − 16
(+0−0=32)
50.0%
16.0 / 32
73.8%
−5
–   rofChade 3.1 64-bit 4CPU3573+11
−11		(−9)17 − 15
(+3−1=28)
53.1%
17.0 / 32
87.3%
+8
–   Clover 6.1 64-bit 4CPU3572+12
−12		(−10)14 − 18
(+2−6=24)
43.8%
14.0 / 32
87.9%
−48
–   Rebel EAS 64-bit 4CPU3569+12
−12		(−13)16 − 16
(+0−0=32)
50.0%
16.0 / 32
93.8%
−13
–   Alexandria 5.1.0 64-bit 4CPU3566+15
−15		(−16)17 − 15
(+3−1=28)
53.1%
17.0 / 32
94.9%
+2
–   Uralochka 3.40a 64-bit 4CPU3563+12
−12		(−19)16.5 − 15.5
(+2−1=29)
51.6%
16.5 / 32
98.5%
−10
–   Alexandria 5.0 64-bit 4CPU3560+15
−15		(−22)17.5 − 14.5
(+3−0=29)
54.7%
17.5 / 32
98.7%
+5
–   Koivisto 9.0 64-bit 4CPU3560+10
−10		(−22)17 − 15
(+2−0=30)
53.1%
17.0 / 32
99.6%
−3
–   Revenge 3.0 64-bit 4CPU3558+9
−9		(−24)16.5 − 15.5
(+1−0=31)
51.6%
16.5 / 32
99.8%
−15
–   Seer 2.7.0 64-bit 4CPU3558+17
−17		(−24)17.5 − 14.5
(+3−0=29)
54.7%
17.5 / 32
98.7%
+3
–   Clover 6.0 64-bit 4CPU3548+13
−13		(−34)17 − 15
(+2−0=30)
53.1%
17.0 / 32
100.0%
−15
–   SlowChess Blitz 2.9 64-bit 4CPU3545+9
−9		(−37)18 − 14
(+5−1=26)
56.3%
18.0 / 32
100.0%
0
–   Arasan 24.0 64-bit 4CPU3539+15
−15		(−43)19 − 13
(+6−0=26)
59.4%
19.0 / 32
100.0%
+12
–   Stormphrax 4.0.0 64-bit 4CPU3528+17
−17		(−54)15.5 − 8.5
(+7−0=17)		64.6%
15.5 / 24
100.0%
+35
–   Minic 3.39 64-bit 4CPU3522+18
−18		(−60)19 − 13
(+6−0=26)
59.4%
19.0 / 32
100.0%
−5
824 games: 49 wins, 37 losses, 738 draws (89.6%), score: 50.7%

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