CCRL 40/15
Downloads and Statistics
November 28, 2020
Testing summary:
Total: 1'194'035 games
played by 2'744 programs

White wins: 411'031 (34.4%)
Black wins: 303'225 (25.4%)
Draws: 479'779 (40.2%)
White score: 54.5%

Engine Details

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Stockfish 1.9.1 32-bit (3001+16
−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 115 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   SlowChess Blitz Classic 1.9 64-bit3104+23
−23
(+103)3.5 − 12.5
(+0−9=7)
21.9%
3.5 / 16
0.0%
−75
= = 0 0 = 0 0 = = 0 0 0 0 = 0 =
–   Xiphos 0.3 64-bit3092+19
−19
(+91)7.5 − 12.5
(+3−8=9)
37.5%
7.5 / 20
0.0%
+14
0 = = = = = = 0 = = 0 = 0 1 0 1 0 1 0 0
–   Winter 0.8 64-bit3080+21
−21
(+79)7.5 − 8.5
(+5−6=5)
46.9%
7.5 / 16
0.0%
+53
0 1 = = 1 1 0 0 1 = 1 = 0 0 0 =
–   Pedone 1.9 64-bit3079+16
−16
(+78)8 − 12
(+4−8=8)
40.0%
8.0 / 20
0.0%
+11
0 = = = = = 1 0 0 = 1 0 1 0 = = 0 0 1 0
–   Arasan 21.2 64-bit3077+16
−16
(+76)4.5 − 7.5
(+0−3=9)
37.5%
4.5 / 12
0.0%
+13
= 0 = = = = 0 = = = = 0
–   chess22k 1.14 64-bit3076+17
−17
(+75)8 − 8
(+3−3=10)
50.0%
8.0 / 16
0.0%
+77
= = = = = = = 1 1 0 = = = 0 0 1
–   Senpai 2.0 64-bit3031+11
−11
(+30)4 − 6
(+2−4=4)
40.0%
4.0 / 10
0.1%
−32
= = 0 1 0 0 = = 0 1
–   Sting SF 15 64-bit3031+25
−25
(+30)10 − 14
(+1−5=18)
41.7%
10.0 / 24
2.1%
−12
= = 0 = = 0 = 1 = = = 0 0 = = = = = 0 = = = = =
–   Laser 1.4 64-bit3025+18
−18
(+24)6.5 − 7.5
(+4−5=5)
46.4%
6.5 / 14
2.5%
0
1 = = 1 0 = 0 1 0 0 0 1 = =
–   ChessBrainVB 3.683024+21
−21
(+23)9 − 5
(+4−0=10)
64.3%
9.0 / 14
3.9%
+94
= = = = 1 1 = = 1 = 1 = = =
–   Rybka 4 32-bit3017+15
−15
(+16)22 − 20
(+9−7=26)
52.4%
22.0 / 42
6.0%
+28
0 0 = = = = 0 = = 0 = = = = = 1 1 = 1 = = = = 1 = 1 = = 1 = = = 1 0 = 1 1 0 = 0 = =
–   Combusken 1.2.0 64-bit3009+25
−25
(+8)7 − 9
(+4−6=6)
43.8%
7.0 / 16
28.6%
−29
= = = = 1 0 = 1 = 1 0 0 0 1 0 0
–   Sting SF 19 64-bit3007+24
−24
(+6)7.5 − 6.5
(+2−1=11)
53.6%
7.5 / 14
33.6%
+24
= = = = 0 = = = = = = 1 = 1
–   Rodent III 0.281 64-bit2991+20
−20
(−10)7.5 − 6.5
(+3−2=9)
53.6%
7.5 / 14
76.5%
+10
= = = 1 0 1 0 = = 1 = = = =
–   Critter 0.90 32-bit2989+15
−15
(−12)22.5 − 17.5
(+10−5=25)
56.3%
22.5 / 40
86.3%
+24
= = = = = = = = = 1 = = 1 = 1 = = 1 = 1 1 0 = = = 0 0 0 0 = 1 = 1 = = = = = 1 1
–   ChessBrainVB 3.612986+27
−27
(−15)6 − 4
(+4−2=4)
60.0%
6.0 / 10
82.1%
+48
1 1 0 1 1 0 = = = =
–   Demolito 2019-04-27 64-bit2985+19
−19
(−16)7.5 − 6.5
(+4−3=7)
53.6%
7.5 / 14
89.8%
+6
1 1 = 1 1 0 0 0 = = = = = =
–   Naum 4.2 32-bit2957+10
−10
(−44)24 − 18
(+12−6=24)
57.1%
24.0 / 42
100.0%
−2
1 = = = 0 = = 1 = = = = = = 0 1 0 1 1 = 0 = = 1 = 1 1 0 = = = 1 0 = = 1 = 1 = = 1 =
–   Deep Sjeng c't 20102940+10
−10
(−61)23 − 15
(+10−2=26)
60.5%
23.0 / 38
100.0%
−4
= = 1 = 1 = = = = = 1 = = = = 1 = 1 = 1 = = 1 = 1 = = = = 0 = 1 = 1 = = = 0
–   Shredder 12 32-bit2928+7
−7
(−73)47 − 25
(+29−7=36)
65.3%
47.0 / 72
100.0%
+19
1 = 0 = 0 = = = 1 = = = 1 = 1 = 1 1 = = = = 1 = 1 = = 1 1 = = 0 1 = 1 0 1 = 0 1 = 1 1 = = = 1 1 0 1 = 1 1 1 1 1 = = = = = = 1 1 1 = 1 1 = = = 0
–   Critter 0.80 32-bit2923+15
−15
(−78)22.5 − 14.5
(+11−3=23)
60.8%
22.5 / 37
100.0%
−18
= = = 1 = = = 1 1 = 0 = = 1 = 1 1 0 = = = = = = = 1 = = = = = = 1 0 1 1 1
–   Komodo 1.3 32-bit2916+16
−16
(−85)19 − 14
(+9−4=20)
57.6%
19.0 / 33
100.0%
−39
= = 1 1 = = = = = = = 0 = = 0 1 = 1 = 0 = 1 = = 1 0 1 1 = = = = 1
–   Dirty CUCUMBER 64-bit2915+12
−12
(−86)7 − 5
(+5−3=4)
58.3%
7.0 / 12
100.0%
−30
= 0 1 1 = = 1 0 0 = 1 1
–   Rybka 2.3.2a 32-bit2911+9
−9
(−90)20 − 10
(+12−2=16)
66.7%
20.0 / 30
100.0%
+9
1 = = = 1 = 1 = 1 = = = = 1 1 1 = = = 1 1 0 = = 1 = 1 = 0 1
–   Komodo 1.2 32-bit2896+14
−14
(−105)29.5 − 13.5
(+21−5=17)
68.6%
29.5 / 43
100.0%
+13
0 1 1 = 0 1 1 = = = 1 1 = 1 0 = 1 = 1 1 = 1 = = 0 1 1 1 1 1 1 0 = 1 1 = = = 1 = = = 1
–   Hiarcs 13.22895+10
−11
(−106)20 − 10
(+12−2=16)
66.7%
20.0 / 30
100.0%
−9
1 1 = = = = = 1 = 1 1 = = 1 1 = = = 1 = 0 = 0 1 = = = 1 1 1
–   Fritz 122885+11
−11
(−116)25 − 13
(+16−4=18)
65.8%
25.0 / 38
100.0%
−18
= 1 = = = 1 0 0 = = = 1 0 = = 1 1 = 1 1 = = 1 = 1 1 = = = 1 1 = 1 1 = 1 0 1
–   Gull 1.0a 32-bit2884+12
−12
(−117)25 − 9
(+19−3=12)
73.5%
25.0 / 34
100.0%
+41
1 0 1 1 1 = = = = 1 = = 1 1 1 0 1 = 1 = 1 = = 0 1 = 1 = 1 1 1 1 1 1
–   Protector 1.4.0 32-bit2877+11
−11
(−124)21 − 9
(+15−3=12)
70.0%
21.0 / 30
100.0%
+6
= 1 = 1 = 1 1 1 = 0 = 1 1 = 0 = 1 = = 1 = 1 1 1 0 1 1 1 = =
–   Gull 1.1 32-bit2876+17
−17
(−125)27.5 − 12.5
(+15−0=25)
68.8%
27.5 / 40
100.0%
−20
= = = = = 1 = = = = = = 1 1 = 1 = = 1 = 1 = = = 1 1 1 = = 1 = = 1 = = 1 1 1 = 1
–   Hiarcs 13.12873+14
−14
(−128)27 − 15
(+18−6=18)
64.3%
27.0 / 42
100.0%
−40
1 = 0 0 = = = 1 = 0 1 = = = = 0 = 1 = = = 1 1 1 = = 1 1 = 1 1 1 1 0 1 0 = = 1 1 1 1
–   Spark 1.0 32-bit2863+11
−11
(−138)23.5 − 9.5
(+16−2=15)
71.2%
23.5 / 33
100.0%
−5
1 0 = 1 1 0 = = 1 1 1 1 = 1 1 = = = = = = = 1 = 1 1 = 1 = = 1 1 1
–   Thinker 5.4d Inert 32-bit2856+10
−10
(−145)28 − 11
(+21−4=14)
71.8%
28.0 / 39
100.0%
0
1 = 1 1 1 1 0 = 1 1 = 1 1 = 1 = = = 0 1 0 = 1 = 0 = = = 1 1 1 1 1 1 1 = 1 1 =
–   Deep Junior 12 32-bit2855+19
−19
(−146)24.5 − 12.5
(+16−4=17)
66.2%
24.5 / 37
100.0%
−47
1 = 1 = 1 1 1 = = = 1 = 0 = 0 = 1 0 1 = 1 = 1 = 0 = = 1 1 = 1 1 1 = = = 1
–   Booot 5.1.02843+10
−10
(−158)23 − 9
(+18−4=10)
71.9%
23.0 / 32
100.0%
−9
1 1 0 1 1 1 1 = 0 0 = = 1 1 = 1 = 1 = 1 1 = 1 1 1 1 = 1 1 = 0 =
–   Deep Junior 11.1a 32-bit2830+17
−17
(−171)22.5 − 7.5
(+18−3=9)
75.0%
22.5 / 30
100.0%
+2
1 = 0 = 1 = = 0 = 1 1 1 = 1 = 1 1 0 1 1 = = 1 1 1 1 1 1 1 1
–   Protector 1.3.5 32-bit2828+15
−15
(−173)27 − 10
(+20−3=14)
73.0%
27.0 / 37
100.0%
−23
= 1 1 1 1 1 0 1 1 = = = 1 1 0 1 1 1 = 1 1 = 1 = 1 1 = = = 1 = 1 1 0 = = =
–   Grapefruit 1.0 32-bit2825+9
−9
(−176)21.5 − 8.5
(+14−1=15)
71.7%
21.5 / 30
100.0%
−47
= 1 1 1 1 = = = 1 1 1 = = = = = 1 = 1 1 0 1 = 1 1 1 = = = =
–   Booot 5.02824+15
−15
(−177)26.5 − 7.5
(+20−1=13)
77.9%
26.5 / 34
100.0%
+8
1 = 1 = 1 = = 1 1 = = 1 1 = 1 = = 1 0 1 1 1 1 1 1 1 = 1 1 1 = = = 1
–   Cyclone xTreme2823+13
−13
(−178)24.5 − 5.5
(+19−0=11)
81.7%
24.5 / 30
100.0%
+35
1 1 1 1 1 1 = 1 = = = = 1 1 = 1 1 1 1 1 1 1 1 = 1 = = = 1 =
–   Spark 0.4 32-bit2820+16
−16
(−181)27 − 7
(+23−3=8)
79.4%
27.0 / 34
100.0%
+39
1 1 = = 1 1 1 1 1 0 1 = 1 1 1 1 = 1 1 1 1 1 = 1 1 0 = 0 1 = 1 = 1 1
–   Hannibal 1.0a 32-bit2800+12
−12
(−201)29 − 8
(+21−0=16)
78.4%
29.0 / 37
100.0%
−21
1 = = 1 = = 1 1 = 1 1 = 1 = 1 1 1 = 1 1 1 = 1 1 1 = = 1 = = 1 = 1 1 = 1 =
–   Bright 0.5c2777+13
−13
(−224)22.5 − 7.5
(+17−2=11)
75.0%
22.5 / 30
100.0%
−58
1 = 1 1 1 0 = 1 = 1 1 = 1 = 1 1 1 0 = 1 = 1 1 = = 1 1 = 1 =
–   Jonny 4.002777+11
−11
(−224)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 = =
–   Scorpio 2.7 32-bit2748+20
−20
(−253)2.5 − 0.5
(+2−0=1)
83.3%
2.5 / 3
100.0%
−34
= 1 1
–   Tornado 4.4 32-bit2743+23
−23
(−258)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1
–   MinkoChess 1.0 32-bit2743+32
−32
(−258)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
0
–   MinkoChess 1.1 32-bit2740+27
−27
(−261)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+96
1 1 1 = 1 1
–   Crafty 23.4 32-bit2732+19
−19
(−269)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 November 28, 2020