CCRL 40/40
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 1'083'337 games
played by 2'531 programs
147896 CPU days (X2 4600+)

White wins: 376'125 (34.7%)
Black wins: 279'699 (25.8%)
Draws: 427'513 (39.5%)
White score: 54.5%

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Stockfish 1.9.1 32-bit (3001+17
−16
)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 102 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Xiphos 0.3 64-bit3093+19
−19
(+92)7.5 − 12.5
(+3−8=9)
37.5%
7.5 / 20
0.0%
+15
0 = = = = = = 0 0 1 0 1 0 0 = = 0 = 0 1
–   Pedone 1.9 64-bit3084+17
−17
(+83)8 − 12
(+4−8=8)
40.0%
8.0 / 20
0.0%
+16
1 0 0 = 1 0 0 = = = = = 1 0 = = 0 0 1 0
–   Arasan 21.2 64-bit3078+16
−16
(+77)4.5 − 7.5
(+0−3=9)
37.5%
4.5 / 12
0.0%
+14
= 0 = = = = 0 = = = = 0
–   Senpai 2.0 64-bit3036+12
−12
(+35)4 − 6
(+2−4=4)
40.0%
4.0 / 10
0.0%
−27
0 1 0 1 0 0 = = = =
–   Sting SF 15 64-bit3032+25
−25
(+31)10 − 14
(+1−5=18)
41.7%
10.0 / 24
2.0%
−11
= = 0 = = 0 = 1 = = = = = = = 0 0 = = = = = 0 =
–   Laser 1.4 64-bit3026+18
−18
(+25)6.5 − 7.5
(+4−5=5)
46.4%
6.5 / 14
2.3%
0
0 0 0 1 = = 1 = = 1 0 = 0 1
–   ChessBrainVB 3.683026+21
−21
(+25)9 − 5
(+4−0=10)
64.3%
9.0 / 14
3.6%
+96
= = = = 1 1 1 = 1 = = = = =
–   Rybka 4 32-bit3017+15
−15
(+16)22 − 20
(+9−7=26)
52.4%
22.0 / 42
7.2%
+28
= = = = 0 = = 0 = = = = = 1 1 = 1 = 0 0 1 0 = 1 1 0 = 0 = = = = 1 = 1 = = 1 = = = =
–   Rodent III 0.281 64-bit2994+23
−23
(−7)7.5 − 6.5
(+3−2=9)
53.6%
7.5 / 14
69.1%
+13
0 = = 1 = = = = = = = 1 0 1
–   Critter 0.90 32-bit2990+15
−15
(−11)22.5 − 17.5
(+10−5=25)
56.3%
22.5 / 40
84.2%
+25
= = = = = = = = = 1 = = 1 = 1 = = 0 = 1 = 1 = = = = = 1 1 1 = 1 1 0 = = = 0 0 0
–   ChessBrainVB 3.612988+27
−27
(−13)6 − 4
(+4−2=4)
60.0%
6.0 / 10
80.4%
+50
= = 1 1 1 0 = = 0 1
–   Demolito 2019-04-27 64-bit2986+19
−19
(−15)7.5 − 6.5
(+4−3=7)
53.6%
7.5 / 14
89.0%
+7
1 1 = 1 1 0 = = = = = = 0 0
–   Naum 4.2 32-bit2959+10
−10
(−42)24 − 18
(+12−6=24)
57.1%
24.0 / 42
100.0%
0
1 = = = 0 = = 1 = = = = = = 0 0 = = 1 = 1 = = 1 = 1 1 = 0 = = 1 = 1 1 0 = = = 1 0 1
–   Deep Sjeng c't 20102942+10
−10
(−59)23 − 15
(+10−2=26)
60.5%
23.0 / 38
100.0%
−2
= = = = 1 = = = = 1 = 1 = 1 = = = = 1 = 1 = 0 1 = 1 = = = = 0 = 1 = 1 = = =
–   Shredder 12 32-bit2930+7
−7
(−71)47 − 25
(+29−7=36)
65.3%
47.0 / 72
100.0%
+21
= = = = 1 = 1 = = 1 1 0 1 = 1 1 1 1 1 = = = = = = 1 1 1 = 1 1 = = = 0 = = 1 1 = 0 = 0 = = = 1 = = = 1 = 1 = 1 1 0 1 = 1 1 = = = 1 1 0 1 = 0 1 =
–   Critter 0.80 32-bit2923+16
−16
(−78)22.5 − 14.5
(+11−3=23)
60.8%
22.5 / 37
100.0%
−18
= = 1 = = = 1 1 = 0 = 1 = = = = = = = = 1 0 1 1 1 = 1 1 0 = = = = = = = 1
–   Dirty CUCUMBER 64-bit2919+14
−14
(−82)7 − 5
(+5−3=4)
58.3%
7.0 / 12
100.0%
−26
= 0 1 0 0 = 1 1 1 1 = =
–   Komodo 1.3 32-bit2918+16
−16
(−83)19 − 14
(+9−4=20)
57.6%
19.0 / 33
100.0%
−37
0 1 = 1 = 0 = 1 = = 1 0 1 1 = = = = = = = 1 1 = = = = = = = 0 = 1
–   Rybka 2.3.2a 32-bit2913+9
−9
(−88)20 − 10
(+12−2=16)
66.7%
20.0 / 30
100.0%
+11
= 1 1 0 = = 1 = 1 = 0 1 1 = = = 1 = 1 = 1 = = = = 1 1 1 = =
–   Komodo 1.2 32-bit2897+14
−14
(−104)29.5 − 13.5
(+21−5=17)
68.6%
29.5 / 43
100.0%
+14
1 1 = 0 1 1 = = = 1 1 1 = 1 0 = 1 1 = = = 1 = = = 1 0 = 1 = 1 1 = 1 = = 0 1 1 1 1 1 0
–   Hiarcs 13.22896+11
−10
(−105)20 − 10
(+12−2=16)
66.7%
20.0 / 30
100.0%
−8
= = = 1 1 1 1 = = = 1 = 0 = 0 1 1 1 = = = = = 1 = 1 1 = = 1
–   Fritz 122887+11
−11
(−114)25 − 13
(+16−4=18)
65.8%
25.0 / 38
100.0%
−16
= 1 1 1 1 = = 1 = 1 1 = = = 1 1 = = 1 = = = 1 0 0 = = = 1 0 = = 1 1 0 1 = 1
–   Gull 1.0a 32-bit2886+12
−12
(−115)25 − 9
(+19−3=12)
73.5%
25.0 / 34
100.0%
+43
1 0 1 1 1 = = = = 1 1 = 1 = 1 1 1 1 1 1 = = 1 1 1 0 1 = 1 = 1 = = 0
–   Protector 1.4.0 32-bit2878+11
−11
(−123)21 − 9
(+15−3=12)
70.0%
21.0 / 30
100.0%
+7
= = = 1 = 1 = 1 1 1 = 0 = 1 1 = 0 = 1 = = 1 = 1 1 1 0 1 1 1
–   Gull 1.1 32-bit2877+17
−17
(−124)27.5 − 12.5
(+15−0=25)
68.8%
27.5 / 40
100.0%
−19
1 = 1 1 = 1 = = 1 = 1 = = = 1 1 1 = 1 1 = = = = = 1 = = = = = = 1 = 1 = = 1 = =
–   Hiarcs 13.12875+14
−14
(−126)27 − 15
(+18−6=18)
64.3%
27.0 / 42
100.0%
−38
1 = 0 0 = = = 1 = 0 1 = = = = 1 1 1 0 1 0 = = 1 1 1 1 1 = = = 1 1 1 = = 1 1 = 0 = 1
–   Spark 1.0 32-bit2865+11
−11
(−136)23.5 − 9.5
(+16−2=15)
71.2%
23.5 / 33
100.0%
−3
1 0 = 1 1 0 = = 1 1 1 1 = 1 1 = = = = = = = 1 = 1 1 = 1 = = 1 1 1
–   Deep Junior 12 32-bit2858+19
−19
(−143)24.5 − 12.5
(+16−4=17)
66.2%
24.5 / 37
100.0%
−44
= 1 1 1 = = = 1 1 = 1 = 1 = 0 = 0 = 1 0 1 = 1 = 1 = 1 1 1 = = = 1 0 = = 1
–   Thinker 5.4d Inert 32-bit2857+10
−10
(−144)28 − 11
(+21−4=14)
71.8%
28.0 / 39
100.0%
0
= 1 1 1 1 0 = 1 1 = 1 = 0 = 1 = = 1 1 1 1 1 1 1 = 1 1 = 1 = = = 0 1 0 = 1 = 1
–   Booot 5.1.02844+10
−10
(−157)23 − 9
(+18−4=10)
71.9%
23.0 / 32
100.0%
−8
1 1 1 = 0 0 = = 1 1 = 1 = 1 1 0 1 1 = 1 1 = 1 1 1 1 = 1 1 = 0 =
–   Deep Junior 11.1a 32-bit2832+17
−17
(−169)22.5 − 7.5
(+18−3=9)
75.0%
22.5 / 30
100.0%
+4
1 = 0 = 1 = = 0 1 1 = = 1 1 1 1 1 1 1 1 = 1 1 1 = 1 = 1 1 0
–   Protector 1.3.5 32-bit2831+15
−15
(−170)27 − 10
(+20−3=14)
73.0%
27.0 / 37
100.0%
−20
= = 1 = 1 = 1 1 = = = 1 = 1 1 0 = = 1 1 1 1 1 1 1 0 1 1 = = = 1 1 0 1 1 =
–   Grapefruit 1.0 32-bit2827+9
−9
(−174)21.5 − 8.5
(+14−1=15)
71.7%
21.5 / 30
100.0%
−45
0 1 = 1 1 1 = = = = = 1 1 1 1 = = = 1 1 1 = = = = = 1 = 1 1
–   Booot 5.02826+15
−16
(−175)26.5 − 7.5
(+20−1=13)
77.9%
26.5 / 34
100.0%
+10
1 1 0 1 1 1 = 1 1 1 = = = 1 1 1 = 1 = 1 = = 1 1 = = 1 1 = 1 = = 1 1
–   Cyclone xTreme2824+13
−13
(−177)24.5 − 5.5
(+19−0=11)
81.7%
24.5 / 30
100.0%
+36
1 1 1 1 1 1 = 1 1 1 1 1 1 = 1 = = = 1 = = = = = 1 1 = 1 1 1
–   Spark 0.4 32-bit2822+16
−16
(−179)27 − 7
(+23−3=8)
79.4%
27.0 / 34
100.0%
+41
1 1 = 1 = 1 1 0 = 0 1 = 1 = 1 1 1 1 1 = = 1 1 1 1 1 0 1 = 1 1 1 1 1
–   Hannibal 1.0a 32-bit2801+12
−12
(−200)29 − 8
(+21−0=16)
78.4%
29.0 / 37
100.0%
−20
1 = 1 1 = 1 = 1 = = 1 = 1 1 = 1 1 = = = 1 = = 1 1 = 1 1 = 1 = 1 1 1 = 1 1
–   Jonny 4.002780+11
−11
(−221)28 − 6
(+22−0=12)
82.4%
28.0 / 34
100.0%
+1
= 1 = 1 1 1 1 1 1 = 1 = 1 = = = 1 1 = 1 1 1 1 = 1 1 1 1 = = = 1 1 1
–   Bright 0.5c2779+13
−13
(−222)22.5 − 7.5
(+17−2=11)
75.0%
22.5 / 30
100.0%
−56
= 1 1 = = 1 1 = 1 = = 1 1 = 1 1 1 0 = 1 = 1 1 = 1 = 1 1 1 0
–   Scorpio 2.7 32-bit2750+20
−20
(−251)2.5 − 0.5
(+2−0=1)
83.3%
2.5 / 3
100.0%
−32
= 1 1
–   Tornado 4.4 32-bit2745+23
−23
(−256)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1
–   MinkoChess 1.0 32-bit2744+32
−32
(−257)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
0
–   MinkoChess 1.1 32-bit2741+27
−27
(−260)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+97
1 1 1 1 1 =
–   Crafty 23.4 32-bit2733+19
−19
(−268)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
1 1 1 1

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Created in 2005-2013 by CCRL team
Last games added on September 14, 2019