CCRL 40/15
Downloads and Statistics
October 24, 2020
Testing summary:
Total: 1'185'135 games
played by 2'728 programs

White wins: 408'196 (34.4%)
Black wins: 301'376 (25.4%)
Draws: 475'563 (40.1%)
White score: 54.5%

Engine Details

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Stockfish 1.8 32-bit (2989+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 114 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Pedone 2.0 64-bit3108+17
−17
(+119)7 − 9
(+3−5=8)
43.8%
7.0 / 16
0.0%
+79
–   Igel 2.4.0 64-bit3069+21
−21
(+80)4 − 10
(+0−6=8)
28.6%
4.0 / 14
0.0%
−46
–   ChessBrainVB 3.743068+15
−15
(+79)5.5 − 8.5
(+2−5=7)
39.3%
5.5 / 14
0.0%
+12
–   Igel 2.3.1 64-bit3056+24
−24
(+67)5 − 5
(+2−2=6)
50.0%
5.0 / 10
0.0%
+63
–   Minic 2.46 64-bit3052+25
−25
(+63)9.5 − 10.5
(+6−7=7)
47.5%
9.5 / 20
0.0%
+45
–   chess22k 1.12 64-bit3049+16
−16
(+60)3.5 − 8.5
(+2−7=3)
29.2%
3.5 / 12
0.0%
−88
–   ChessBrainVB 3.703043+23
−23
(+54)9.5 − 4.5
(+7−2=5)
67.9%
9.5 / 14
0.0%
+172
–   iCE 3.0 64-bit3041+12
−12
(+52)6 − 4
(+2−0=8)
60.0%
6.0 / 10
0.0%
+101
–   Demolito 2019-07-15 64-bit3034+22
−22
(+45)6 − 4
(+3−1=6)
60.0%
6.0 / 10
0.1%
+100
–   Rybka 4 32-bit3018+15
−14
(+29)13.5 − 21.5
(+2−10=23)
38.6%
13.5 / 35
0.4%
−32
–   Pedone 1.7 64-bit3013+17
−17
(+24)5.5 − 6.5
(+3−4=5)
45.8%
5.5 / 12
2.4%
0
–   Ethereal 9.30 64-bit3004+26
−25
(+15)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
17.1%
−75
–   Monolith 2 64-bit3002+18
−18
(+13)6.5 − 7.5
(+2−3=9)
46.4%
6.5 / 14
16.5%
−7
–   Vajolet2 2.5 64-bit3001+18
−18
(+12)7.5 − 4.5
(+4−1=7)
62.5%
7.5 / 12
17.2%
+80
–   Minic 2.33 64-bit2996+27
−27
(+7)5 − 7
(+3−5=4)
41.7%
5.0 / 12
34.7%
−49
–   Pirarucu 3.2.4 64-bit2994+22
−22
(+5)4 − 4
(+2−2=4)
50.0%
4.0 / 8
35.6%
+10
–   chess22k 1.11 64-bit2989+20
−20
(0)7.5 − 6.5
(+4−3=7)
53.6%
7.5 / 14
51.1%
+22
–   Rodent IV 022 64-bit2989+22
−22
(0)7 − 7
(+4−4=6)
50.0%
7.0 / 14
50.0%
+3
–   Deuterium 2019.2.37.73 64-bit2980+16
−16
(−9)9 − 11
(+5−7=8)
45.0%
9.0 / 20
78.4%
−40
–   Pedone 1.6 64-bit2977+19
−19
(−12)6 − 4
(+3−1=6)
60.0%
6.0 / 10
83.8%
+39
–   Fizbo 1.6 64-bit2964+28
−28
(−25)4 − 6
(+1−3=6)
40.0%
4.0 / 10
94.1%
−80
–   Alfil 15.8 64-bit2963+17
−17
(−26)6 − 4
(+3−1=6)
60.0%
6.0 / 10
98.6%
+25
–   Naum 4.2 32-bit2958+10
−10
(−31)19.5 − 14.5
(+11−6=17)
57.4%
19.5 / 34
99.9%
+12
–   Shredder 12 32-bit2929+8
−8
(−60)40 − 24
(+24−8=32)
62.5%
40.0 / 64
100.0%
+13
–   Critter 0.80 32-bit2924+15
−15
(−65)24 − 18
(+12−6=24)
57.1%
24.0 / 42
100.0%
−23
–   Bobcat 8.0 64-bit2923+13
−13
(−66)7 − 3
(+5−1=4)
70.0%
7.0 / 10
100.0%
+63
–   Rybka 2.3.2a 32-bit2912+9
−9
(−77)17.5 − 12.5
(+7−2=21)
58.3%
17.5 / 30
100.0%
−29
–   Komodo 1.2 32-bit2896+14
−14
(−93)24.5 − 13.5
(+12−1=25)
64.5%
24.5 / 38
100.0%
−14
–   Fritz 122886+11
−11
(−103)25 − 9
(+17−1=16)
73.5%
25.0 / 34
100.0%
+43
–   Gull 1.0a 32-bit2885+12
−12
(−104)23.5 − 10.5
(+14−1=19)
69.1%
23.5 / 34
100.0%
+5
–   Critter 0.70 32-bit2877+20
−20
(−112)20.5 − 9.5
(+12−1=17)
68.3%
20.5 / 30
100.0%
−3
–   Hiarcs 13.12874+14
−14
(−115)19 − 11
(+13−5=12)
63.3%
19.0 / 30
100.0%
−30
–   Gull 0.12a 32-bit2870+21
−21
(−119)28 − 11
(+21−4=14)
71.8%
28.0 / 39
100.0%
+22
–   Thinker 5.4d Inert 32-bit2856+10
−10
(−133)26 − 12
(+16−2=20)
68.4%
26.0 / 38
100.0%
−24
–   Gull 0.11a 32-bit2847+20
−21
(−142)24 − 8
(+17−1=14)
75.0%
24.0 / 32
100.0%
+18
–   Deep Junior 11.1a 32-bit2831+17
−17
(−158)19 − 11
(+13−5=12)
63.3%
19.0 / 30
100.0%
−73
–   Protector 1.3.5 32-bit2829+15
−14
(−160)31 − 7
(+24−0=14)
81.6%
31.0 / 38
100.0%
+53
–   Grapefruit 1.0 32-bit2826+9
−9
(−163)23 − 7
(+16−0=14)
76.7%
23.0 / 30
100.0%
+1
–   Deep Sjeng WC2008 32-bit2825+12
−12
(−164)21 − 9
(+16−4=10)
70.0%
21.0 / 30
100.0%
−31
–   Booot 5.02824+15
−15
(−165)26 − 8
(+19−1=14)
76.5%
26.0 / 34
100.0%
+2
–   Protector 1.3.4 32-bit2824+15
−15
(−165)21 − 9
(+13−1=16)
70.0%
21.0 / 30
100.0%
−47
–   Cyclone xTreme2823+13
−13
(−166)25.5 − 4.5
(+22−1=7)
85.0%
25.5 / 30
100.0%
+103
–   Spark 0.4 32-bit2821+16
−16
(−168)30 − 8
(+22−0=16)
78.9%
30.0 / 38
100.0%
+19
–   Deep Junior 11.2 32-bit2817+21
−21
(−172)22 − 8
(+17−3=10)
73.3%
22.0 / 30
100.0%
−15
–   Hannibal 1.0a 32-bit2800+12
−12
(−189)30.5 − 7.5
(+23−0=15)
80.3%
30.5 / 38
100.0%
+10
–   Bright 0.5c2778+12
−12
(−211)23.5 − 6.5
(+17−0=13)
78.3%
23.5 / 30
100.0%
−30
–   Loop 13.6 (Loop 2007) 32-bit2773+10
−10
(−216)22 − 8
(+14−0=16)
73.3%
22.0 / 30
100.0%
−77
–   MinkoChess 1.0 32-bit2744+32
−32
(−245)6 − 2
(+4−0=4)
75.0%
6.0 / 8
100.0%
−95
–   Chronos 1.9.9 32-bit2740+17
−16
(−249)7.5 − 0.5
(+7−0=1)
93.8%
7.5 / 8
100.0%
+163
–   Bison 9.11 32-bit2727+14
−14
(−262)2 − 2
(+0−0=4)
50.0%
2.0 / 4
100.0%
−262
–   Booot 4.15.12696+30
−30
(−293)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
−4
–   Scorpio 2.6 32-bit2693+31
−31
(−296)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
−7

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Created in 2005-2013 by CCRL team
Last games added on October 24, 2020