CCRL 40/40
Downloads and Statistics
June 15, 2019
Testing summary:
Total: 1'059'406 games
played by 2'473 programs
144801 CPU days (X2 4600+)

White wins: 368'317 (34.8%)
Black wins: 274'199 (25.9%)
Draws: 416'890 (39.4%)
White score: 54.4%

Engine Details

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Stockfish 2.0.1 32-bit (3014+18
−17
)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 98 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Nemorino 5.00 64-bit3089+15
−15
(+75)5.5 − 10.5
(+0−5=11)
34.4%
5.5 / 16
0.0%
−8
= = 0 = = = 0 0 = 0 = = = = 0 =
–   ChessBrainVB 3.663036+23
−23
(+22)6 − 8
(+1−3=10)
42.9%
6.0 / 14
6.6%
−12
= 0 = 0 = = = = = = = 0 1 =
–   Rybka 4.1 32-bit3030+12
−12
(+16)18.5 − 19.5
(+5−6=27)
48.7%
18.5 / 38
5.9%
+8
1 = = 1 = = = = = = 0 1 = = = = = = = 1 0 = 0 1 = = = = = = = = 0 = = = 0 0
–   SmarThink 1.98 64-bit3026+14
−13
(+12)6 − 8
(+3−5=6)
42.9%
6.0 / 14
13.5%
−35
0 0 1 0 = = 1 = = = 0 = 0 1
–   Arasan 20.5 64-bit3025+20
−20
(+11)5 − 7
(+2−4=6)
41.7%
5.0 / 12
20.5%
−41
1 1 0 = 0 0 0 = = = = =
–   Critter 1.01 32-bit3020+19
−18
(+6)21 − 17
(+11−7=20)
55.3%
21.0 / 38
31.9%
+38
= = = = 0 = = = = = = = 1 = 1 0 0 = 1 1 = = 0 = 0 1 = 1 1 1 1 0 1 1 = = 0 =
–   Rybka 4 32-bit3017+15
−15
(+3)13 − 17
(+6−10=14)
43.3%
13.0 / 30
38.0%
−36
= = 1 0 1 = 0 0 1 0 0 = = = = = 1 1 = 0 = = 1 = 0 0 0 = 0 =
–   Arasan 20.3 64-bit3009+20
−20
(−5)7.5 − 4.5
(+5−2=5)
62.5%
7.5 / 12
63.4%
+74
0 = = 1 = = = 1 1 1 0 1
–   Critter 0.90 32-bit2990+15
−15
(−24)17.5 − 20.5
(+5−8=25)
46.1%
17.5 / 38
98.2%
−46
= = = = = = = = 0 = = 0 0 1 = = = = = 0 0 0 = = 1 = = = 1 = 1 1 0 = = 0 = =
–   Naum 4.2 32-bit2959+10
−10
(−55)21 − 17
(+11−7=20)
55.3%
21.0 / 38
100.0%
−24
= = = 1 0 0 = 1 = 1 = 1 = = 1 = = 1 0 = 1 = = = = 1 0 1 1 = 0 0 = = = = 1 0
–   Deep Sjeng c't 20102942+10
−10
(−72)22 − 16
(+10−4=24)
57.9%
22.0 / 38
100.0%
−27
= 1 0 1 1 = = = = 1 = = 1 = 1 1 = = 1 = = = 1 = = = 0 = = = = = 1 = = = 0 0
–   Shredder 12 32-bit2929+8
−7
(−85)46 − 22
(+30−6=32)
67.6%
46.0 / 68
100.0%
+22
1 = 0 0 = = = 1 = = = = = 1 = 1 1 0 = = 1 = = = = = 1 1 1 1 1 1 = = 1 1 1 = = = 1 = 1 = 1 = 1 1 = = 1 = 1 = 1 0 1 1 1 0 = 0 = 1 1 1 = 1
–   Komodo 1.3 32-bit2917+16
−16
(−97)29 − 17
(+16−4=26)
63.0%
29.0 / 46
100.0%
−21
= 0 = = 1 = = 0 = = = 1 1 0 1 = = 1 = 1 1 = 1 1 1 = 1 1 = = 1 = = = = 1 = 1 = = 1 = = = = 0
–   Spike 1.4 Leiden2916+8
−8
(−98)28.5 − 13.5
(+18−3=21)
67.9%
28.5 / 42
100.0%
+9
1 = 0 0 1 = 1 = 1 = 1 1 0 1 1 1 1 = = = = = = = = = = = 1 = 1 = = 1 1 1 1 = 1 = = 1
–   Rybka 2.3.2a 32-bit2912+9
−9
(−102)23.5 − 6.5
(+19−2=9)
78.3%
23.5 / 30
100.0%
+97
= 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
(−106)20.5 − 13.5
(+14−7=13)
60.3%
20.5 / 34
100.0%
−37
0 0 = 1 0 = = 1 = 1 1 1 = 1 = 1 = = = 0 = = 0 1 1 = 0 1 1 0 = 1 1 1
–   Hiarcs 13.22897+11
−11
(−117)25.5 − 12.5
(+14−1=23)
67.1%
25.5 / 38
100.0%
−20
1 = 1 = 1 = 1 = = = = = = 1 = = = 1 = = 1 = = 1 = 1 = 1 0 1 = 1 = = = 1 1 =
–   Gull 1.0a 32-bit2886+12
−12
(−128)22 − 8
(+15−1=14)
73.3%
22.0 / 30
100.0%
+15
= = = 1 1 1 = = = 1 1 = 1 1 = = 1 1 = = 1 = 1 0 1 = 1 1 1 =
–   Fritz 122886+11
−11
(−128)25 − 9
(+18−2=14)
73.5%
25.0 / 34
100.0%
+21
1 1 1 1 1 = = 1 1 1 = 0 = = 1 1 0 = = = = = = 1 1 = 1 1 = 1 = 1 1 1
–   Protector 1.4.0 32-bit2879+11
−11
(−135)27.5 − 10.5
(+19−2=17)
72.4%
27.5 / 38
100.0%
+5
1 1 0 = = 1 1 1 = 1 1 1 1 = 1 1 1 0 1 1 1 1 = = = 1 1 1 = = = = = = = = = =
–   Gull 1.1 32-bit2877+17
−17
(−137)28.5 − 9.5
(+20−1=17)
75.0%
28.5 / 38
100.0%
+19
1 1 1 = = 1 1 1 1 1 = 1 1 = 1 1 = = = = 1 1 = 1 = = 1 1 = 1 1 = = 0 1 = = =
–   Gull 1.2 32-bit2876+12
−12
(−138)29 − 9
(+21−1=16)
76.3%
29.0 / 38
100.0%
+31
0 = 1 = = 1 = 1 1 1 = = = 1 1 1 = = = = = 1 1 1 1 1 1 1 1 1 = 1 = 1 = 1 = 1
–   Spark 1.0 32-bit2865+12
−12
(−149)31.5 − 10.5
(+23−2=17)
75.0%
31.5 / 42
100.0%
+12
1 1 = 1 1 = 1 0 1 1 = = 1 = 1 1 = 1 = = 1 = 1 = = 1 1 1 = = 0 = = = 1 = 1 1 1 1 1 1
–   Thinker 5.4d Inert 32-bit2857+10
−10
(−157)27.5 − 14.5
(+16−3=23)
65.5%
27.5 / 42
100.0%
−67
= = = = = = = 1 = = 1 0 1 1 = 1 0 = 1 1 1 1 = = 1 = = 1 = 1 = 1 1 0 = = = = 1 = 1 =
–   Deep Junior 12 32-bit2857+19
−19
(−157)21 − 9
(+15−3=12)
70.0%
21.0 / 30
100.0%
−29
1 1 1 1 1 = = = = = = 1 0 1 = = 1 1 1 0 1 0 1 1 = 1 = 1 = =
–   Booot 5.1.02844+10
−10
(−170)32.5 − 9.5
(+23−0=19)
77.4%
32.5 / 42
100.0%
+2
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-bit2830+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-bit2826+9
−9
(−188)24 − 6
(+20−2=8)
80.0%
24.0 / 30
100.0%
+34
1 1 0 1 1 1 = 1 1 1 = 1 1 1 = 1 = 1 1 1 = 1 = 0 1 1 = 1 = 1
–   Cyclone xTreme2824+13
−13
(−190)22.5 − 7.5
(+19−4=7)
75.0%
22.5 / 30
100.0%
−5
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-bit2801+12
−12
(−213)35.5 − 6.5
(+30−1=11)
84.5%
35.5 / 42
100.0%
+45
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 = 1
–   Jonny 4.002780+11
−11
(−234)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-bit2750+20
−20
(−264)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+19
1 1 1 =
–   Tornado 4.4 32-bit2744+23
−23
(−270)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   MinkoChess 1.1 32-bit2741+27
−27
(−273)7 − 1
(+6−0=2)
87.5%
7.0 / 8
100.0%
+16
1 1 = 1 = 1 1 1
–   Chronos 1.9.9 32-bit2740+17
−17
(−274)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+15
1 = 1 1
–   Bison 9.11 32-bit2728+14
−14
(−286)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 June 15, 2019