CCRL 40/15
Downloads and Statistics
July 4, 2020
Testing summary:
Total: 1'159'254 games
played by 2'684 programs

White wins: 400'214 (34.5%)
Black wins: 295'886 (25.5%)
Draws: 463'154 (40.0%)
White score: 54.5%

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Stockfish 1.9.1 64-bit (3034+21
−20
)Quote
Authors: Marco Costalba, Joona Kiiski, Stockfish team members Links: Homepage, Development Versions, Testing Framework
Stockfish was originally based on Glaurung by Tord Romstad.
This is one of the 109 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Houdini 1.5a 64-bit3110+10
−10
(+76)5.5 − 14.5
(+1−10=9)
27.5%
5.5 / 20
0.0%
−67
0 = 0 0 1 = 0 = 0 0 0 0 0 = 0 = = = = =
–   Critter 1.2 64-bit3080+14
−14
(+46)17 − 23
(+6−12=22)
42.5%
17.0 / 40
0.0%
+3
= 0 = = 0 = 1 = = 1 1 0 0 1 0 = = = 0 0 = 1 = 0 = 0 1 = = = = = = 0 0 = = = 0 =
–   Rybka 4.1 64-bit3078+8
−8
(+44)9 − 11
(+3−5=12)
45.0%
9.0 / 20
0.0%
+19
1 = 0 1 = 0 = 0 0 1 = = = = = = = 0 = =
–   Rybka 4 64-bit3077+11
−11
(+43)20 − 24
(+13−17=14)
45.5%
20.0 / 44
0.0%
+14
= 1 0 = 1 = = = 0 0 0 0 = = 0 1 0 0 0 1 1 = 1 1 = 0 = 1 0 1 1 = 0 1 0 = 0 1 0 0 = 0 = 1
–   chess22k 1.13 64-bit3063+17
−18
(+29)4 − 6
(+1−3=6)
40.0%
4.0 / 10
1.9%
−30
= = 1 = = = 0 0 0 =
–   Wasp 3.75 64-bit3062+17
−17
(+28)9.5 − 10.5
(+4−5=11)
47.5%
9.5 / 20
1.8%
+10
0 = = = 0 = 0 = = 1 1 1 0 = 0 = = = = 1
–   Stockfish 2.1.1 64-bit3053+15
−15
(+19)9 − 11
(+3−5=12)
45.0%
9.0 / 20
7.9%
−12
0 0 = = 1 = 0 = 0 = 0 = 1 = = = = 1 = =
–   Rybka 3 64-bit3047+11
−11
(+13)9 − 15
(+3−9=12)
37.5%
9.0 / 24
15.0%
−59
= = 1 = = = 0 0 1 0 = = 1 0 0 = 0 0 = = 0 0 = =
–   Critter 1.01 64-bit3045+23
−23
(+11)14.5 − 13.5
(+7−6=15)
51.8%
14.5 / 28
25.0%
+21
1 0 = 0 = 1 0 = = = 1 1 = 1 = = = = 0 = = 1 = 1 = = 0 0
–   Komodo 2.03 64-bit3045+28
−28
(+11)7 − 9
(+2−4=10)
43.8%
7.0 / 16
26.1%
−22
= 0 = = 0 = = = 0 1 = = = = 0 1
–   Komodo 2.01 64-bit3042+21
−21
(+8)5.5 − 9.5
(+2−6=7)
36.7%
5.5 / 15
30.1%
−78
1 = = 0 = 0 0 0 = 0 = = = 1 0
–   Critter 0.90 64-bit3036+23
−23
(+2)17.5 − 22.5
(+4−9=27)
43.8%
17.5 / 40
44.5%
−28
0 1 = 0 = = = 1 = = 0 = = = = 0 0 = = = 0 = = 0 0 = = = = = 1 = 0 = 1 = = = = =
–   Stockfish 2.0.1 64-bit3030+23
−22
(−4)2 − 2
(+0−0=4)
50.0%
2.0 / 4
62.3%
−4
= = = =
–   Naum 4.2 64-bit2976+9
−9
(−58)28.5 − 15.5
(+19−6=19)
64.8%
28.5 / 44
100.0%
+34
= 1 = = 1 0 1 = = 0 1 = 1 = 1 = 1 1 1 1 = 0 0 0 1 1 1 = = = 1 0 1 1 = 1 = = 1 = 1 = = =
–   Komodo 1.3 64-bit2973+19
−19
(−61)25 − 19
(+14−8=22)
56.8%
25.0 / 44
100.0%
−20
= 0 1 1 = 1 1 = = = 1 = 0 = 0 = 0 = 1 = 1 1 0 0 = = = 1 = 1 0 = 0 1 = = 1 = 1 = = = 1 =
–   Critter 0.80 64-bit2962+20
−20
(−72)15.5 − 8.5
(+10−3=11)
64.6%
15.5 / 24
100.0%
+20
0 = 1 = = = = = 1 0 0 = 1 1 1 = 1 = = = 1 1 1 1
–   Deep Shredder 12 64-bit2939+10
−10
(−95)31 − 21
(+18−8=26)
59.6%
31.0 / 52
100.0%
−38
1 = = = = 1 = = = 1 1 1 1 1 = 0 = = 0 0 0 = = = = = 0 1 = = = = = = = 1 1 1 1 = 1 1 1 1 0 1 = = 0 = 0 1
–   Gull 1.2 64-bit2918+15
−15
(−116)14 − 6
(+9−1=10)
70.0%
14.0 / 20
100.0%
+3
1 = 1 1 1 = 0 = = 1 1 = = 1 = 1 1 = = =
–   Spike 1.4 Leiden2915+8
−8
(−119)12 − 4
(+8−0=8)
75.0%
12.0 / 16
100.0%
+33
= 1 = 1 1 = = 1 = = = 1 1 1 1 =
–   Gull 1.1 64-bit2905+19
−19
(−129)27 − 13
(+18−4=18)
67.5%
27.0 / 40
100.0%
−23
1 1 = = 1 = 1 = 0 = = = 0 = = 1 0 1 = 1 = = 1 1 1 1 1 1 1 = 1 1 = 1 = 1 = 0 = =
–   Gull 0.12a 64-bit2903+30
−30
(−131)19.5 − 4.5
(+17−2=5)
81.3%
19.5 / 24
100.0%
+110
= 1 1 = 1 = 1 1 1 1 0 1 1 1 0 = 1 1 1 1 = 1 1 1
–   Protector 1.4.0 64-bit2900+14
−14
(−134)12.5 − 3.5
(+11−2=3)
78.1%
12.5 / 16
100.0%
+86
1 = 1 0 = 1 = 0 1 1 1 1 1 1 1 1
–   Hiarcs 13.22896+10
−11
(−138)12 − 11
(+7−6=10)
52.2%
12.0 / 23
100.0%
−121
= = 0 0 = 1 0 = 1 = 1 = 1 1 = 1 = 0 1 = 0 0 =
–   Spark 1.0 64-bit2893+12
−12
(−141)12 − 4
(+9−1=6)
75.0%
12.0 / 16
100.0%
+26
1 = 1 1 = 0 = 1 1 1 = 1 1 = = 1
–   Hiarcs 13.12874+14
−14
(−160)19 − 5
(+16−2=6)
79.2%
19.0 / 24
100.0%
+55
1 1 = = 1 1 = 1 1 1 1 1 1 = 1 0 1 1 1 = 0 1 1 =
–   Thinker 5.4c Inert 64-bit2860+14
−14
(−174)18.5 − 4.5
(+16−2=5)
80.4%
18.5 / 23
100.0%
+58
1 1 1 1 1 0 = = 1 1 1 1 1 1 1 = 1 1 = = 1 1 0
–   Zappa Mexico II 64-bit2854+10
−10
(−180)18.5 − 5.5
(+14−1=9)
77.1%
18.5 / 24
100.0%
+2
= 1 1 1 1 1 1 1 1 = 1 = 0 = 1 = 1 = 1 = = 1 1 =
–   Hannibal 1.0a 64-bit2831+25
−25
(−203)20 − 4
(+16−0=8)
83.3%
20.0 / 24
100.0%
+28
1 1 1 = = 1 1 1 = 1 = 1 1 1 1 = 1 = = 1 1 = 1 1
–   Deep Junior 11.2 64-bit2827+25
−25
(−207)21 − 3
(+18−0=6)
87.5%
21.0 / 24
100.0%
+81
1 1 1 1 1 1 1 = 1 = 1 = 1 = 1 = 1 1 1 1 = 1 1 1
–   Jonny 4.002779+11
−11
(−255)22 − 2
(+20−0=4)
91.7%
22.0 / 24
100.0%
+106
1 1 1 = = 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1

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Created in 2005-2013 by CCRL team
Last games added on July 4, 2020