CCRL 40/15
Downloads and Statistics
May 30, 2020
Testing summary:
Total: 1'149'297 games
played by 2'662 programs

White wins: 396'934 (34.5%)
Black wins: 293'660 (25.6%)
Draws: 458'703 (39.9%)
White score: 54.5%

Engine Details

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Show each game results
Stockfish 1.5.1 32-bit (2865+15
−15		)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 109 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Alfil 15.7 64-bit3058+13
−13		(+193)1 − 5
(+0−4=2)		16.7%
1.0 / 6
0.0%
−39
= = 0 0 0 0
–   SmarThink 1.96 64-bit3007+20
−20		(+142)5 − 7
(+2−4=6)		41.7%
5.0 / 12
0.0%
+89
1 = 0 = 0 = = = = 0 0 1
–   Defenchess 1.1f 64-bit2998+12
−12		(+133)2 − 4
(+0−2=4)		33.3%
2.0 / 6
0.0%
+43
= = 0 = = 0
–   Rybka 3 32-bit2993+12
−12		(+128)10 − 24
(+3−17=14)
29.4%
10.0 / 34
0.0%
−4
1 0 0 0 = = = 0 = 0 0 = = 0 0 0 0 = = = 0 1 0 0 0 0 = 1 = = = 0 = 0
–   Gull R375 64-bit2987+19
−19		(+122)0 − 4
(+0−4=0)		0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Naum 4.2 64-bit2976+9
−9		(+111)7.5 − 15.5
(+3−11=9)		32.6%
7.5 / 23
0.0%
−2
1 = 1 0 0 0 0 = = = = = 0 = 0 0 0 0 = = 0 0 1
–   Vajolet2 2.4 64-bit2970+21
−21		(+105)4.5 − 5.5
(+2−3=5)		45.0%
4.5 / 10
0.0%
+73
0 = 0 1 = = 0 = = 1
–   Vajolet2 2.2 64-bit2961+19
−19		(+96)2.5 − 7.5
(+0−5=5)		25.0%
2.5 / 10
0.0%
−58
= = 0 0 0 = 0 = 0 =
–   SlowChess Blitz Classic 1.5 64-bit2956+22
−22		(+91)6.5 − 13.5
(+2−9=9)		32.5%
6.5 / 20
0.0%
−13
= = 0 0 = 0 = 1 0 = 0 0 = = = 0 0 0 = 1
–   Hakkapeliitta 3.0 64-bit2955+11
−12		(+90)6 − 4
(+4−2=4)		60.0%
6.0 / 10
0.0%
+148
1 1 1 1 0 = 0 = = =
–   Wasp 2.6 64-bit2948+13
−13		(+83)1 − 1
(+1−1=0)		50.0%
1.0 / 2
0.0%
+83
0 1
–   Arasan 20.0 64-bit2946+26
−26		(+81)3 − 7
(+1−5=4)		30.0%
3.0 / 10
0.0%
−46
= 1 0 = 0 = 0 0 = 0
–   Deep Shredder 12 64-bit2940+9
−9		(+75)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
0.0%
+26
1 = 0 0 = 0 = 1
–   SmarThink 1.80 64-bit2939+25
−25		(+74)2.5 − 7.5
(+1−6=3)		25.0%
2.5 / 10
0.0%
−100
0 0 = = 0 = 0 0 0 1
–   Rodent III 0.210 64-bit2938+19
−19		(+73)4 − 4
(+2−2=4)		50.0%
4.0 / 8
0.0%
+67
1 = = = 0 0 1 =
–   Wasp 2.00 64-bit2931+26
−26		(+66)6 − 10
(+3−7=6)		37.5%
6.0 / 16
0.0%
−19
1 1 0 = 0 = 0 = 0 0 0 1 = = 0 =
–   Hannibal 1.3 32-bit2930+17
−17		(+65)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
0.0%
+124
1 = = =
–   Naum 4 32-bit2930+14
−14		(+65)12.5 − 21.5
(+3−12=19)
36.8%
12.5 / 34
0.0%
−10
= 0 0 0 = 0 = = = 0 = 0 = 0 = 0 = = 1 = = = 0 1 = = = = 1 0 0 = 0 =
–   Shredder 12 32-bit2929+8
−7		(+64)34 − 62
(+15−43=38)
35.4%
34.0 / 96
0.0%
−30
0 0 1 0 0 0 0 0 = = 0 0 = 0 0 = = 0 1 0 = = 0 = 0 = 0 = 0 = 1 = = 0 = 0 = = 0 = = = 0 0 = = = 1 0 = 1 1 0 1 0 = = 0 = 0 0 1 0 = 0 1 0 = 0 = = 0 = 1 = = 1 0 0 1 0 0 0 1 0 = = 0 0 0 = = 0 1 = 1
–   Wasp 2.01 64-bit2926+20
−20		(+61)6 − 10
(+2−6=8)		37.5%
6.0 / 16
0.0%
−13
= 0 1 = = 0 0 = 0 = = 1 = = 0 0
–   Texel 1.03 64-bit2924+25
−24		(+59)2.5 − 7.5
(+2−7=1)		25.0%
2.5 / 10
0.0%
−144
0 0 0 0 0 1 0 1 = 0
–   Cheng 4.39 64-bit2922+11
−11		(+57)4.5 − 5.5
(+2−3=5)		45.0%
4.5 / 10
0.0%
+25
= = 0 = = 1 0 1 0 =
–   Gull 1.2 64-bit2919+15
−15		(+54)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
−38
= 0 1 0
–   SmarThink 1.70 64-bit2918+16
−16		(+53)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
0.0%
+154
0 0 1 = 1 = 1 1 = 1
–   Spike 1.4 Leiden2915+8
−8		(+50)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
0.0%
+132
0 = 1 1
–   Rybka 2.3.2a 32-bit2912+9
−9		(+47)12.5 − 17.5
(+7−12=11)
41.7%
12.5 / 30
0.0%
−7
= 0 0 = 0 1 0 = 1 0 = 1 = 1 0 1 0 = = = 0 = = 0 = 1 0 0 1 0
–   Amoeba 2.6 64-bit2912+20
−20		(+47)2 − 6
(+2−6=0)		25.0%
2.0 / 8
0.0%
−184
0 0 1 0 0 0 0 1
–   Wasp 1.25 64-bit2909+22
−22		(+44)4 − 6
(+1−3=6)		40.0%
4.0 / 10
0.0%
−15
0 0 1 = = = = = 0 =
–   Arasan 19.0.1 64-bit2907+26
−26		(+42)5 − 5
(+2−2=6)		50.0%
5.0 / 10
0.3%
+42
1 0 = = 1 0 = = = =
–   Hannibal 1.2 32-bit2906+14
−14		(+41)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
−109
= = 0 0
–   chess22k 1.7 64-bit2900+22
−22		(+35)6.5 − 9.5
(+4−7=5)		40.6%
6.5 / 16
0.4%
−31
= 1 0 1 0 = 1 0 0 = 0 1 0 = 0 =
–   Protector 1.4.0 64-bit2900+14
−14		(+35)4.5 − 3.5
(+3−2=3)		56.3%
4.5 / 8
0.0%
+72
1 = = = 0 1 1 0
–   Atlas 3.91 64-bit2899+13
−13		(+34)6 − 6
(+3−3=6)		50.0%
6.0 / 12
0.0%
+30
1 1 = = 0 = 0 = = 1 0 =
–   Rybka 1.2 64-bit2897+18
−18		(+32)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.4%
−50
= 0 0 1
–   DiscoCheck 5.2.1 64-bit2895+15
−15		(+30)4 − 6
(+2−4=4)		40.0%
4.0 / 10
0.2%
−37
0 1 0 = 1 0 0 = = =
–   Fizbo 1.31 64-bit2894+21
−22		(+29)5 − 5
(+2−2=6)		50.0%
5.0 / 10
1.2%
+29
0 = = = = 1 = 1 0 =
–   Booot 5.2.0 64-bit2894+15
−15		(+29)5.5 − 8.5
(+2−5=7)		39.3%
5.5 / 14
0.3%
−27
1 0 = 0 = 0 = 1 = = 0 = = 0
–   Spark 1.0 64-bit2893+12
−12		(+28)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
0.1%
+95
= = 1 =
–   Fritz 122886+11
−11		(+21)12.5 − 17.5
(+3−8=19)
41.7%
12.5 / 30
0.8%
−25
0 = = = = = = = = = 0 = = 0 1 = 0 = 0 = 0 1 0 0 = = = 1 = =
–   Scorpio 2.8 64-bit2886+14
−14		(+21)5.5 − 6.5
(+3−4=5)		45.8%
5.5 / 12
2.0%
−10
= = 0 1 1 = 0 = 0 = 0 1
–   Quazar 0.4 32-bit2880+12
−12		(+15)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
5.5%
−269
= 0 0 0
–   Rybka 1.2 32-bit2868+17
−17		(+3)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
37.0%
+85
1 0 = 1
–   Thinker 5.4d Inert 64-bit2865+16
−15		(0)2 − 2
(+0−0=4)		50.0%
2.0 / 4
48.1%
0
= = = =
–   Gaviota 1.0 64-bit2860+11
−11		(−5)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
69.4%
+22
1 0 1 = 0 1 = = = =
–   Dirty 30Apr2017 64-bit2857+15
−15		(−8)8.5 − 7.5
(+4−3=9)		53.1%
8.5 / 16
76.5%
+8
= 0 1 1 = = 1 = 0 = = = = 1 0 =
–   Toga II 3.02851+15
−16		(−14)3 − 1
(+2−0=2)		75.0%
3.0 / 4
89.9%
+136
= = 1 1
–   Naum 3 32-bit2851+17
−17		(−14)5 − 3
(+3−1=4)		62.5%
5.0 / 8
87.7%
+59
= = = = 1 1 1 0
–   Minic 1.39 64-bit2850+28
−28		(−15)6 − 6
(+4−4=4)		50.0%
6.0 / 12
81.7%
−18
0 = 0 = 1 1 0 1 = 1 0 =
–   Thinker 5.4c Inert 32-bit2849+13
−13		(−16)20.5 − 21.5
(+9−10=23)
48.8%
20.5 / 42
94.4%
−18
= = 1 = 1 = 0 = = = 0 = 1 0 = 1 0 1 0 = = 1 = 1 0 0 = = = = 1 0 0 = = = 0 = 1 = = =
–   SmarThink 1.60 64-bit2846+32
−32		(−19)4.5 − 5.5
(+3−4=3)		45.0%
4.5 / 10
85.6%
−45
= 1 = 1 = 0 0 0 0 1
–   Fruit Reloaded 3.2.1 64-bit2837+12
−13		(−28)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
99.7%
+7
= 0 = 1 = 1 = = 0 1
–   MinkoChess 1.3 32-bit2830+31
−31		(−35)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
97.7%
−3
= = 1 1 0 = = 0 = 1
–   Cyclone xTreme Fury2827+19
−19		(−38)10.5 − 13.5
(+4−7=13)		43.8%
10.5 / 24
99.9%
−76
= = 0 = = = 1 0 = = 0 = 0 = = = 1 1 = 0 0 1 = 0
–   Grapefruit 1.0 32-bit2826+9
−9		(−39)18 − 20
(+12−14=12)
47.4%
18.0 / 38
100.0%
−57
0 0 1 1 1 = 0 = = 1 0 = 1 0 = 1 1 0 0 0 0 1 = = = 0 0 1 0 1 1 = 0 = 1 0 = =
–   Deep Sjeng WC2008 32-bit2825+12
−12		(−40)17.5 − 16.5
(+9−8=17)
51.5%
17.5 / 34
100.0%
−30
0 1 1 = 1 0 1 0 = = = = 1 0 = 1 0 = = 1 = = = 0 = = 1 = 0 = 1 = = 0
–   Murka 3 64-bit2824+12
−12		(−41)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
100.0%
−123
0 1 = 0
–   NirvanaChess 1.6 64-bit2821+27
−27		(−44)4 − 6
(+2−4=4)		40.0%
4.0 / 10
99.7%
−108
= = 1 0 0 = = 0 1 0
–   Cyclone xTreme Rage2821+25
−25		(−44)25 − 11
(+16−2=18)
69.4%
25.0 / 36
99.9%
+71
1 = 1 = = 1 = 1 1 = 1 1 1 1 = = 1 = = 1 = 1 = = 0 1 0 = = = 1 1 = = = 1
–   Hiarcs 12.12817+11
−11		(−48)21 − 13
(+11−3=20)
61.8%
21.0 / 34
100.0%
+19
= = = = = = = = = = 1 1 1 = 1 = = 1 = = 1 0 = 1 = 1 0 = 1 = 1 = 0 1
–   Hiarcs 12 Sharpen PV On2813+14
−13		(−52)17 − 13
(+8−4=18)
56.7%
17.0 / 30
100.0%
−14
= 1 1 1 = = = 1 0 0 1 = = = 1 1 0 = 1 = = = = = = = = = = 0
–   Rodent II 0.8.7 64-bit2810+27
−27		(−55)7 − 3
(+6−2=2)		70.0%
7.0 / 10
100.0%
+97
1 1 1 0 = = 1 1 1 0
–   Zappa Mexico II 32-bit2809+12
−12		(−56)18 − 16
(+9−7=18)
52.9%
18.0 / 34
100.0%
−37
0 = 0 0 1 0 = 1 = = = 0 1 0 = = 0 = = = 1 1 = = 1 = 1 = 1 = = = 1 =
–   Protector 1.3.1b 32-bit2802+23
−23		(−63)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
100.0%
−3
= = 1 =
–   Spark 0.3 32-bit2798+16
−16		(−67)23 − 13
(+16−6=14)
63.9%
23.0 / 36
100.0%
+21
1 1 0 1 0 1 1 = 1 1 1 1 1 1 1 0 = = 0 0 1 = = = = = = 1 = = 1 = = 1 = 0
–   Onno 1.1.1 32-bit2797+18
−18		(−68)22 − 12
(+15−5=14)
64.7%
22.0 / 34
100.0%
+27
1 1 1 = 1 = = 1 1 = = = 1 1 = 1 = 1 1 1 0 = = 0 = 1 = 0 1 = 0 = 1 0
–   Doch 09.980 32-bit2796+19
−19		(−69)23.5 − 10.5
(+18−5=11)
69.1%
23.5 / 34
100.0%
+60
0 = 1 = 1 0 0 0 1 = = 1 = 1 = = 1 = 1 1 1 1 1 1 0 1 1 1 1 = 1 1 = =
–   Nemo 1.0.1 32-bit2795+29
−29		(−70)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+87
= 1 = 1
–   Onno 1.0 32-bit2793+18
−18		(−72)22 − 8
(+16−2=12)
73.3%
22.0 / 30
100.0%
+79
1 0 1 0 = = = 1 = 1 1 1 1 = 1 1 1 = 1 = = 1 1 = 1 = 1 = 1 =
–   Bright 0.4a2776+10
−10		(−89)23.5 − 13.5
(+15−5=17)
63.5%
23.5 / 37
100.0%
−7
0 = = = 0 1 = = = 0 0 = 1 1 1 1 0 1 = = = 1 = = 1 1 1 1 1 1 = = 1 = = = 1
–   Loop 13.6 (Loop 2007) 32-bit2774+9
−10		(−91)24.5 − 9.5
(+17−2=15)
72.1%
24.5 / 34
100.0%
+47
= = = 1 1 = 1 1 1 = 1 1 1 1 = = 1 = 0 = 1 = 1 = = = = 1 1 1 = 1 1 0
–   SmarThink 1.20 32-bit2747+16
−16		(−118)15 − 5
(+12−2=6)		75.0%
15.0 / 20
100.0%
+53
1 1 1 = 0 1 = 1 1 1 1 = 1 1 0 = 1 = = 1
–   Spike 1.2 Turin2745+7
−7		(−120)23.5 − 8.5
(+17−2=13)
73.4%
23.5 / 32
100.0%
+31
1 = 1 = 1 0 1 1 1 1 = 1 = = 1 = = 1 1 = 1 1 1 = = 1 1 = = = 0 1
–   Twisted Logic 20090922 32-bit2730+19
−19		(−135)32 − 8
(+25−1=14)
80.0%
32.0 / 40
100.0%
+67
1 1 1 1 = 1 1 = = 1 1 = = 1 1 0 = 1 = = 1 1 = 1 1 1 = = 1 = 1 1 = 1 1 1 1 1 1 =
–   Twisted Logic 200806202723+16
−17		(−142)22 − 10
(+14−2=16)
68.8%
22.0 / 32
100.0%
−30
1 1 = 1 1 = 1 = 1 1 = = 1 = 1 = = = = 0 = = = = 1 1 1 0 = 1 = 1
–   Naum 2.0 32-bit2697+15
−15		(−168)22 − 10
(+15−3=14)
68.8%
22.0 / 32
100.0%
−50
= = 1 = = 1 = 0 0 = 1 1 = = 0 1 1 1 = = 1 = = = 1 1 = 1 1 1 1 1
–   Frenzee Feb08 32-bit2695+13
−13		(−170)28 − 12
(+22−6=12)
70.0%
28.0 / 40
100.0%
−36
1 0 = 0 = 1 = 1 = 1 = 1 = 0 0 1 = 1 1 1 1 1 = 1 1 = 1 = 1 1 1 1 1 1 = 0 1 0 = 1
–   Booot 4.15.02693+14
−14		(−172)31.5 − 8.5
(+24−1=15)
78.8%
31.5 / 40
100.0%
+21
1 = 1 1 = = = = 1 = 1 0 1 = 1 1 1 = = 1 1 1 1 1 1 = = 1 1 1 1 = 1 = = 1 = 1 1 1
–   Delfi 5.42690+12
−12		(−175)30 − 10
(+24−4=12)
75.0%
30.0 / 40
100.0%
0
1 0 1 1 1 = 1 1 1 0 1 = 0 1 1 1 1 = = 1 1 1 1 1 0 1 = = = 1 = 1 1 = = 1 = = 1 1
–   Crafty 23.1 32-bit2687+18
−18		(−178)24 − 6
(+19−1=10)
80.0%
24.0 / 30
100.0%
+30
= 1 1 1 = 1 1 = 1 1 = 1 1 = 1 0 1 = = 1 = 1 = 1 1 1 = 1 1 1
–   Movei 00.8.438 (10 10 10)2667+11
−11		(−198)24.5 − 7.5
(+17−0=15)
76.6%
24.5 / 32
100.0%
−32
1 = 1 = = 1 1 = 1 1 1 1 = = 1 = = = = = 1 1 = 1 1 = 1 1 1 = = 1
–   E.T. Chess 13.01.082650+13
−13		(−215)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+75
1 = 1 1
–   Cyrano 0.6b17 32-bit2648+14
−14		(−217)7 − 1
(+6−0=2)		87.5%
7.0 / 8
100.0%
+70
1 = 1 1 1 1 = 1
–   Hamsters 0.7.12619+14
−14		(−246)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−246
1 = = 0
–   Scorpio 2.2 32-bit2570+28
−28		(−295)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
100.0%
−227
= 1 = =
1518 games: 509 wins, 356 losses, 653 draws (43.0%), score: 55.0%

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Rating changes with played games

Created in 2005-2013 by CCRL team
Last games added on May 30, 2020