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 4CPU (3597+15
−15		)Quote
Author: Gabriele Lombardo Link: Homepage
This is one of the 17 Obsidian versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Stockfish 16 64-bit 4CPU3639+11
−11		(+42)12.5 − 15.5
(+0−3=25)		44.6%
12.5 / 28
0.0%
+12
–   Stockfish 16.1 64-bit 4CPU3638+10
−10		(+41)28 − 35
(+0−7=56)
44.4%
28.0 / 63
0.0%
+8
–   Torch v2 64-bit 4CPU3633+12
−12		(+36)25 − 28
(+3−6=44)
47.2%
25.0 / 53
0.0%
+17
–   Torch v1 64-bit 4CPU3630+11
−11		(+33)17 − 19
(+0−2=34)
47.2%
17.0 / 36
0.0%
+16
–   Dragon by Komodo 3.3 64-bit 4CPU3627+10
−10		(+30)28 − 34
(+0−6=56)
45.2%
28.0 / 62
0.0%
+1
–   Berserk 13 64-bit 4CPU3616+11
−11		(+19)30.5 − 34.5
(+1−5=59)
46.9%
30.5 / 65
0.8%
0
–   Obsidian 12.0 64-bit 4CPU3609+14
−14		(+12)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
9.6%
−65
–   Berserk 12 64-bit 4CPU3608+11
−11		(+11)27.5 − 30.5
(+0−3=55)
47.4%
27.5 / 58
9.5%
−5
–   PlentyChess 1.0.0 64-bit 4CPU3604+14
−14		(+7)2 − 2
(+0−0=4)		50.0%
2.0 / 4
23.9%
+7
–   RubiChess 20240112 64-bit 4CPU3602+12
−12		(+5)16 − 20
(+1−5=30)
44.4%
16.0 / 36
27.5%
−26
–   Caissa 1.17 64-bit 4CPU3600+14
−14		(+3)22.5 − 20.5
(+3−1=39)
52.3%
22.5 / 43
37.2%
+18
–   Ethereal 14.25 64-bit 4CPU3600+10
−10		(+3)28 − 26
(+2−0=52)
51.9%
28.0 / 54
35.1%
+13
–   Caissa 1.18 64-bit 4CPU3600+13
−13		(+3)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
36.6%
−74
–   Seer 2.8.0 64-bit 4CPU3585+11
−11		(−12)18.5 − 17.5
(+2−1=33)
51.4%
18.5 / 36
93.6%
−3
–   Alexandria 6.1.0 64-bit 4CPU3584+14
−14		(−13)2 − 2
(+0−0=4)		50.0%
2.0 / 4
91.6%
−13
–   Chess System Tal 2.00 Elo 64-bit 4CPU3582+10
−10		(−15)18.5 − 17.5
(+2−1=33)
51.4%
18.5 / 36
96.8%
−6
–   Chess System Tal 2.00 EAS 64-bit 4CPU3579+12
−12		(−18)2 − 2
(+0−0=4)		50.0%
2.0 / 4
98.4%
−18
–   Rebel 16.3 64-bit 4CPU3579+13
−13		(−18)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
97.7%
+53
–   Igel 3.5.0 64-bit 4CPU3577+10
−10		(−20)19.5 − 16.5
(+4−1=31)
54.2%
19.5 / 36
99.5%
+4
–   Alexandria 6.0.0 64-bit 4CPU3574+14
−14		(−23)19 − 16
(+3−0=32)
54.3%
19.0 / 35
99.4%
+1
–   rofChade 3.1 64-bit 4CPU3573+11
−11		(−24)19.5 − 16.5
(+3−0=33)
54.2%
19.5 / 36
99.9%
0
–   Clover 6.1 64-bit 4CPU3572+12
−12		(−25)19.5 − 15.5
(+6−2=27)
55.7%
19.5 / 35
99.8%
+10
–   Rebel EAS 64-bit 4CPU3569+12
−12		(−28)16.5 − 15.5
(+1−0=31)
51.6%
16.5 / 32
100.0%
−19
–   Uralochka 3.40a 64-bit 4CPU3563+12
−12		(−34)19 − 17
(+3−1=32)
52.8%
19.0 / 36
100.0%
−17
–   Koivisto 9.0 64-bit 4CPU3560+10
−10		(−37)19.5 − 15.5
(+4−0=31)
55.7%
19.5 / 35
100.0%
−2
–   Revenge 3.0 64-bit 4CPU3558+9
−9		(−39)18.5 − 13.5
(+5−0=27)
57.8%
18.5 / 32
100.0%
+8
–   Viridithas 12.0.0 64-bit 4CPU3557+15
−15		(−40)17 − 15
(+3−1=28)
53.1%
17.0 / 32
100.0%
−21
–   SlowChess Blitz 2.9 64-bit 4CPU3545+9
−9		(−52)19 − 13
(+6−0=26)
59.4%
19.0 / 32
100.0%
+4
–   Velvet 7.1.0 64-bit 4CPU3544+19
−19		(−53)18 − 14
(+5−1=26)
56.3%
18.0 / 32
100.0%
−15
–   Viridithas 11.0.0 64-bit 4CPU3536+15
−15		(−61)2 − 2
(+0−0=4)		50.0%
2.0 / 4
100.0%
−61
971 games: 58 wins, 48 losses, 865 draws (89.1%), score: 50.5%

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