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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Show each game results
Obsidian 9.0 64-bit (3547+13
−13		)Quote
Author: Gabriele Lombardo Link: Homepage
This is one of the 17 Obsidian versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Stockfish 16 64-bit3623+8
−8		(+76)20.5 − 29.5
(+0−9=41)
41.0%
20.5 / 50
0.0%
+23
–   Torch v1 64-bit3612+10
−10		(+65)20.5 − 27.5
(+0−7=41)
42.7%
20.5 / 48
0.0%
+22
–   Dragon by Komodo 3.3 64-bit3606+7
−7		(+59)20.5 − 28.5
(+0−8=41)
41.8%
20.5 / 49
0.0%
+11
–   Berserk 12 64-bit3589+9
−9		(+42)24 − 34
(+1−11=46)
41.4%
24.0 / 58
0.0%
−10
–   Caissa 1.16 64-bit3567+11
−11		(+20)25 − 27
(+2−4=46)
48.1%
25.0 / 52
0.7%
+9
–   Ethereal 14.25 64-bit3567+8
−8		(+20)25.5 − 28.5
(+0−3=51)
47.2%
25.5 / 54
0.2%
+3
–   RubiChess 20230918 64-bit3550+9
−9		(+3)27.5 − 28.5
(+1−2=53)
49.1%
27.5 / 56
35.2%
−2
–   Caissa 1.14.1 64-bit3549+12
−12		(+2)22.5 − 25.5
(+1−4=43)
46.9%
22.5 / 48
41.3%
−15
–   Caissa 1.15 64-bit3548+13
−13		(+1)8.5 − 7.5
(+2−1=13)		53.1%
8.5 / 16
49.6%
+20
–   Seer 2.8.0 64-bit3547+8
−8		(0)24.5 − 27.5
(+1−4=47)
47.1%
24.5 / 52
50.4%
−17
–   Clover 6.1 64-bit3543+9
−9		(−4)31.5 − 26.5
(+6−1=51)
54.3%
31.5 / 58
70.8%
+21
–   Chess System Tal 2.00 Elo 64-bit3542+7
−7		(−5)28 − 30
(+2−4=52)
48.3%
28.0 / 58
76.4%
−15
–   rofChade 3.1 64-bit3531+9
−9		(−16)28.5 − 27.5
(+4−3=49)
50.9%
28.5 / 56
98.9%
−9
–   Rebel EAS 64-bit3527+9
−9		(−20)26 − 26
(+2−2=48)
50.0%
26.0 / 52
99.7%
−20
–   Uralochka 3.40a 64-bit3527+9
−9		(−20)28.5 − 27.5
(+6−5=45)
50.9%
28.5 / 56
99.6%
−13
–   Koivisto 9.0 64-bit3527+7
−7		(−20)28 − 24
(+6−2=44)
53.8%
28.0 / 52
99.9%
+2
–   Igel 3.5.0 64-bit3524+7
−7		(−23)28 − 24
(+4−0=48)
53.8%
28.0 / 52
99.9%
−1
–   Seer 2.7.0 64-bit3519+12
−12		(−28)27.5 − 22.5
(+7−2=41)
55.0%
27.5 / 50
100.0%
+2
–   Alexandria 5.1.0 64-bit3519+13
−13		(−28)31.5 − 23.5
(+8−0=47)
57.3%
31.5 / 55
99.9%
+14
–   Revenge 3.0 64-bit3518+7
−7		(−29)25.5 − 20.5
(+6−1=39)
55.4%
25.5 / 46
100.0%
+2
–   Viridithas 11.0.0 64-bit3504+10
−10		(−43)26 − 20
(+6−0=40)
56.5%
26.0 / 46
100.0%
−4
–   Arasan 24.0 64-bit3496+12
−12		(−51)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
100.0%
+26
–   Velvet 6.0.0 64-bit3452+16
−16		(−95)16.5 − 7.5
(+9−0=15)		68.8%
16.5 / 24
100.0%
+24
–   akimbo 0.8.0 64-bit3441+17
−17		(−106)16.5 − 7.5
(+9−0=15)		68.8%
16.5 / 24
100.0%
+14
–   Lizard 10.0 64-bit3368+19
−19		(−179)12.5 − 5.5
(+7−0=11)		69.4%
12.5 / 18
100.0%
−56
1134 games: 91 wins, 73 losses, 970 draws (85.5%), score: 50.8%

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