CCRL 40/15
Downloads and Statistics
April 18, 2021
Testing summary:
Total: 1'237'253 games
played by 2'822 programs

White wins: 424'164 (34.3%)
Black wins: 311'650 (25.2%)
Draws: 501'439 (40.5%)
White score: 54.5%

Engine Details

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Stockfish 2.0.1 32-bit (3012+16
−16		)Quote
Authors: Marco Costalba, Joona Kiiski, Stockfish team members Links: List of Authors, Homepage, Development Versions, Testing Framework
Stockfish was originally based on Glaurung by Tord Romstad.
This is one of the 123 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Arasan 21.4 64-bit3125+16
−16		(+113)8 − 24
(+1−17=14)
25.0%
8.0 / 32
0.0%
−43
0 0 0 = = = 0 = 0 0 0 1 0 = = 0 = 0 = = = 0 = 0 0 0 = 0 0 = 0 =
–   Marvin 5.0.0 64-bit3113+22
−22		(+101)5.5 − 6.5
(+2−3=7)		45.8%
5.5 / 12
0.0%
+76
= = 0 = 1 1 = = 0 = = 0
–   Nemorino 5.00 64-bit3085+13
−13		(+73)5.5 − 10.5
(+0−5=11)		34.4%
5.5 / 16
0.0%
−10
= 0 = = = = 0 0 = = 0 = = = 0 =
–   Stash 29.0 64-bit3065+22
−22		(+53)4.5 − 5.5
(+1−2=7)		45.0%
4.5 / 10
0.0%
+28
= = = 1 = 0 = = 0 =
–   iCE 4.0 64-bit3059+15
−15		(+47)7 − 9
(+3−5=8)		43.8%
7.0 / 16
0.0%
+2
0 = 1 = = = 1 = 0 = 0 1 0 = 0 =
–   Marvin 4.0.0 64-bit3050+22
−22		(+38)7 − 7
(+4−4=6)		50.0%
7.0 / 14
0.3%
+38
= = 0 1 0 1 0 1 0 1 = = = =
–   Minic 3.03 64-bit3049+26
−26		(+37)6.5 − 9.5
(+3−6=7)		40.6%
6.5 / 16
0.8%
−21
= = = 0 0 1 0 0 1 = 0 = 0 1 = =
–   ChessBrainVB 3.663034+23
−23		(+22)6 − 8
(+1−3=10)		42.9%
6.0 / 14
5.9%
−12
= = = = = 0 = 0 = = = 0 1 =
–   Rybka 4.1 32-bit3029+12
−12		(+17)18.5 − 19.5
(+5−6=27)
48.7%
18.5 / 38
4.4%
+9
0 1 = = = = = = = = = = = = 0 = = = 0 0 = = = = = = = 1 0 = 0 1 1 = = 1 = =
–   SmarThink 1.98 64-bit3025+13
−13		(+13)6 − 8
(+3−5=6)		42.9%
6.0 / 14
10.5%
−34
1 = = = 0 = 0 1 0 0 1 0 = =
–   Arasan 20.5 64-bit3023+20
−20		(+11)5 − 7
(+2−4=6)		41.7%
5.0 / 12
18.9%
−41
1 1 0 = 0 0 0 = = = = =
–   Critter 1.01 32-bit3019+18
−18		(+7)21 − 17
(+11−7=20)
55.3%
21.0 / 38
28.2%
+39
= = = 0 = = = = = = = 1 1 1 1 0 1 1 = = 0 = = 1 0 0 = 1 1 = = 0 = 0 1 = 1 =
–   Rybka 4 32-bit3017+15
−15		(+5)13 − 17
(+6−10=14)
43.3%
13.0 / 30
31.2%
−35
0 0 = = = = = 0 0 = 0 = = = 1 0 1 = 0 0 1 1 1 = 0 = = 1 = 0
–   Arasan 20.3 64-bit3008+20
−20		(−4)7.5 − 4.5
(+5−2=5)		62.5%
7.5 / 12
62.1%
+75
= 1 1 1 0 1 0 = = 1 = =
–   Bagatur 2.2 64-bit2995+18
−18		(−17)5 − 7
(+2−4=6)		41.7%
5.0 / 12
91.4%
−69
0 0 = = 0 1 0 = 1 = = =
–   Amoeba 3.2 64-bit2990+19
−19		(−22)4 − 6
(+1−3=6)		40.0%
4.0 / 10
95.5%
−80
0 = = = 0 1 0 = = =
–   Critter 0.90 32-bit2989+15
−15		(−23)17.5 − 20.5
(+5−8=25)
46.1%
17.5 / 38
98.4%
−45
1 = = = = = 0 0 0 = 1 1 0 = = 0 = = = = = = = = = 0 = = 0 = 0 = = 1 = = = 1
–   Minic 2.0 64-bit2978+23
−23		(−34)11 − 7
(+8−4=6)		61.1%
11.0 / 18
99.0%
+39
1 1 0 1 1 1 = 1 0 = 0 0 = = 1 = = 1
–   Naum 4.2 32-bit2958+10
−10		(−54)21 − 17
(+11−7=20)
55.3%
21.0 / 38
100.0%
−23
1 = 1 = = 1 = = 1 1 = 0 0 = = = 1 = = = 1 0 0 = 1 = 0 = 1 = = = = 1 0 = 1 0
–   Deep Sjeng c't 20102940+10
−10		(−72)22 − 16
(+10−4=24)
57.9%
22.0 / 38
100.0%
−27
1 = = 1 = 1 1 = = = = = 1 = = = = = = 1 0 1 1 = = 1 = = = 1 = = = 0 0 0 = =
–   Shredder 12 32-bit2928+7
−7		(−84)46 − 22
(+30−6=32)
67.6%
46.0 / 68
100.0%
+23
= = 1 = 1 1 0 = = 1 = = = = = 1 1 1 1 1 1 = = 1 = 1 1 = = 1 = 0 0 = = = 1 = = = = 1 1 1 1 = = = 1 = 1 1 = 1 0 1 1 1 0 = 0 = 1 1 1 = 1 =
–   Komodo 1.3 32-bit2916+16
−16		(−96)29 − 17
(+16−4=26)
63.0%
29.0 / 46
100.0%
−20
0 1 = = 1 = 1 1 = = = = = 1 = 1 = = = 1 = 0 = = 1 = = 0 = = = 1 1 = 0 1 1 1 = 1 1 = 1 = = =
–   Spike 1.4 Leiden2914+8
−8		(−98)28.5 − 13.5
(+18−3=21)
67.9%
28.5 / 42
100.0%
+9
= = 1 = 0 = = = 1 = 1 = = 1 1 1 1 = 1 = 0 1 = 1 = 1 = 1 1 0 1 1 1 1 = = = 1 = = = =
–   Rybka 2.3.2a 32-bit2912+9
−9		(−100)23.5 − 6.5
(+19−2=9)
78.3%
23.5 / 30
100.0%
+99
= 0 1 1 1 = 1 0 1 1 = 1 1 = = = 1 = = 1 1 = 1 1 1 1 1 1 1 1
–   Deep Junior 12.5 32-bit2908+16
−16		(−104)20.5 − 13.5
(+14−7=13)
60.3%
20.5 / 34
100.0%
−35
1 1 = 0 1 1 0 = 1 1 1 = 1 = 1 1 1 = 1 = 1 = = = 0 = = 0 0 0 = 1 0 =
–   Hiarcs 13.22895+10
−10		(−117)25.5 − 12.5
(+14−1=23)
67.1%
25.5 / 38
100.0%
−20
= = = = 1 = = = 1 1 = 1 = = = 1 1 0 1 = 1 = 1 = 1 = = = = 1 = = 1 = 1 = 1 =
–   Fritz 122885+11
−11		(−127)25 − 9
(+18−2=14)
73.5%
25.0 / 34
100.0%
+22
= 1 1 1 1 1 = = 1 1 1 = 0 = = 1 1 0 = = = = = 1 1 = 1 1 = 1 = 1 1 1
–   Gull 1.0a 32-bit2885+12
−12		(−127)22 − 8
(+15−1=14)
73.3%
22.0 / 30
100.0%
+16
= = = 1 1 1 = = = 1 1 = 1 1 1 = = = 1 1 = = 1 = 1 0 1 = 1 1
–   Protector 1.4.0 32-bit2877+11
−11		(−135)27.5 − 10.5
(+19−2=17)
72.4%
27.5 / 38
100.0%
+5
= 1 1 1 = 1 1 1 1 = = = = = = = 0 = = = = 1 1 1 0 1 1 1 1 = = = 1 1 1 = 1 1
–   Gull 1.1 32-bit2876+17
−17		(−136)28.5 − 9.5
(+20−1=17)
75.0%
28.5 / 38
100.0%
+20
1 = 1 1 = = = = 1 1 = = 0 1 = = = 1 1 1 = = 1 1 1 1 1 = 1 1 = 1 = = 1 1 = 1
–   Gull 1.2 32-bit2876+12
−12		(−136)29 − 9
(+21−1=16)
76.3%
29.0 / 38
100.0%
+33
1 = 1 1 1 = = = 1 1 1 = = = = = 1 1 0 = 1 = = = 1 1 1 1 1 1 1 1 = 1 = 1 = 1
–   Spark 1.0 32-bit2864+11
−11		(−148)31.5 − 10.5
(+23−2=17)
75.0%
31.5 / 42
100.0%
+13
= 1 = 1 1 = 1 = = 0 = = = 1 = 1 1 1 = 1 1 = 1 0 1 1 1 = 1 1 1 = 1 = = 1 1 1 = = 1 1
–   Thinker 5.4d Inert 32-bit2856+10
−10		(−156)27.5 − 14.5
(+16−3=23)
65.5%
27.5 / 42
100.0%
−66
1 0 = 1 1 1 1 = = 1 = = = = 1 = = = = = = = 1 = = 1 0 1 = 1 = = = 1 = 1 = 1 1 0 = 1
–   Deep Junior 12 32-bit2855+18
−19		(−157)21 − 9
(+15−3=12)
70.0%
21.0 / 30
100.0%
−29
= = 1 0 1 = = 1 1 1 = = 1 1 1 1 1 = = = = 1 0 1 0 1 1 = 1 =
–   Booot 5.1.02844+10
−10		(−168)32.5 − 9.5
(+23−0=19)
77.4%
32.5 / 42
100.0%
+4
1 1 1 = = 1 = = = 1 = 1 1 = = 1 = = 1 1 = 1 = 1 1 1 = 1 1 = 1 = 1 1 = 1 = = 1 = 1 1
–   Protector 1.3.5 32-bit2828+15
−15		(−184)23 − 11
(+14−2=18)
67.6%
23.0 / 34
100.0%
−79
1 = 1 = 1 1 1 1 1 = = = = = = = 0 = = = 1 = = 1 1 1 = 0 1 = 1 = = 1
–   Grapefruit 1.0 32-bit2825+9
−9		(−187)24 − 6
(+20−2=8)
80.0%
24.0 / 30
100.0%
+35
1 1 0 1 1 1 = 1 1 1 = 1 1 1 = 1 = 1 1 1 = 1 = 0 1 1 = 1 = 1
–   Cyclone xTreme2823+13
−13		(−189)22.5 − 7.5
(+19−4=7)
75.0%
22.5 / 30
100.0%
−4
1 0 1 1 1 1 1 = 1 0 1 1 1 = 1 = 1 = 1 1 1 0 1 1 1 1 = = = 0
–   Hannibal 1.0a 32-bit2800+12
−12		(−212)35.5 − 6.5
(+30−1=11)
84.5%
35.5 / 42
100.0%
+46
1 1 1 = 1 = 1 = 1 1 1 1 1 = 1 1 = 1 1 1 1 1 = 1 = 1 1 1 1 1 = 1 1 = 1 = 1 1 = 0 1 1
–   Jonny 4.002777+11
−11		(−235)30.5 − 3.5
(+27−0=7)
89.7%
30.5 / 34
100.0%
+89
1 1 1 1 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-bit2749+20
−20		(−263)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+20
1 1 1 =
–   Tornado 4.4 32-bit2743+23
−23		(−269)4 − 0
(+4−0=0)		100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   MinkoChess 1.1 32-bit2740+27
−27		(−272)7 − 1
(+6−0=2)		87.5%
7.0 / 8
100.0%
+17
= 1 1 1 1 1 = 1
–   Chronos 1.9.9 32-bit2739+17
−17		(−273)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+16
1 = 1 1
–   Bison 9.11 32-bit2727+14
−14		(−285)4 − 0
(+4−0=0)		100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
1214 games: 495 wins, 156 losses, 563 draws (46.4%), score: 64.0%

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Created in 2005-2013 by CCRL team
Last games added on April 18, 2021