CCRL 40/15
Downloads and Statistics
November 16, 2024
Testing summary:
Total: 1'967'497 games
played by 3'973 programs

White wins: 610'660 (31.0%)
Black wins: 425'811 (21.6%)
Draws: 931'026 (47.3%)
White score: 54.7%

Engine Details

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Stockfish 1.7.1 32-bit (3013+12
−12		)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 152 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Leorik 3.0 64-bit3222+14
−14		(+209)3 − 17
(+2−16=2)		15.0%
3.0 / 20
0.0%
−97
–   Demolito 2020-05-14 64-bit3130+16
−16		(+117)5.5 − 14.5
(+3−12=5)		27.5%
5.5 / 20
0.0%
−61
–   Fizbo 1.7 64-bit3098+18
−18		(+85)5 − 5
(+2−2=6)		50.0%
5.0 / 10
0.0%
+93
–   ChessBrainVB 3.723097+13
−13		(+84)7.5 − 8.5
(+4−5=7)		46.9%
7.5 / 16
0.0%
+62
–   Vajolet2 2.6 64-bit3096+13
−13		(+83)8.5 − 11.5
(+3−6=11)		42.5%
8.5 / 20
0.0%
+33
–   Black Marlin 3.0 64-bit3096+21
−21		(+83)15.5 − 12.5
(+11−8=9)		55.4%
15.5 / 28
0.0%
+125
–   Protector 1.8.0 64-bit3071+14
−14		(+58)5 − 5
(+3−3=4)		50.0%
5.0 / 10
0.0%
+48
–   StockNemo 5.3.0.0 64-bit3059+21
−21		(+46)14 − 10
(+8−4=12)		58.3%
14.0 / 24
0.0%
+101
–   Rybka 4 32-bit3058+11
−11		(+45)24.5 − 29.5
(+10−15=29)
45.4%
24.5 / 54
0.0%
+12
–   ChessBrainVB 3.683058+18
−18		(+45)7 − 7
(+3−3=8)		50.0%
7.0 / 14
0.0%
+45
–   Counter 3.8 64-bit3052+21
−21		(+39)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
0.1%
−97
–   Pirarucu 3.3.5 64-bit3051+11
−11		(+38)4.5 − 11.5
(+0−7=9)		28.1%
4.5 / 16
0.0%
−105
–   Sting SF BlackHole 4 64-bit3050+19
−19		(+37)12.5 − 13.5
(+4−5=17)		48.1%
12.5 / 26
0.1%
+23
–   Marvin 3.6.0 64-bit3045+18
−18		(+32)7 − 5
(+3−1=8)		58.3%
7.0 / 12
0.2%
+83
–   Amoeba 3.4 64-bit3043+12
−12		(+30)6 − 6
(+4−4=4)		50.0%
6.0 / 12
0.0%
+34
–   Pirarucu 3.0.7 64-bit3041+16
−16		(+28)6.5 − 9.5
(+2−5=9)		40.6%
6.5 / 16
0.3%
−32
–   Topple 0.8.0 64-bit3040+15
−15		(+27)6.5 − 7.5
(+1−2=11)		46.4%
6.5 / 14
0.3%
+4
–   Texel 1.05 64-bit3039+13
−13		(+26)6 − 4
(+4−2=4)		60.0%
6.0 / 10
0.3%
+103
–   Andscacs 0.82 64-bit3038+20
−20		(+25)3 − 7
(+1−5=4)		30.0%
3.0 / 10
2.1%
−119
–   Andscacs 0.81 64-bit3035+20
−20		(+22)4 − 6
(+1−3=6)		40.0%
4.0 / 10
3.5%
−45
–   Winter 0.7 64-bit3035+15
−15		(+22)9 − 7
(+5−3=8)		56.3%
9.0 / 16
1.1%
+60
–   Rybka 3 32-bit3027+9
−9		(+14)13 − 17
(+3−7=20)
43.3%
13.0 / 30
4.0%
−29
–   akimbo 0.5.0 64-bit3027+19
−19		(+14)10 − 8
(+6−4=8)		55.6%
10.0 / 18
10.9%
+56
–   Bagatur 2.0 64-bit3022+20
−20		(+9)6.5 − 7.5
(+4−5=5)		46.4%
6.5 / 14
22.0%
−16
–   Smallbrain 4.0 64-bit3016+21
−21		(+3)10.5 − 3.5
(+8−1=5)		75.0%
10.5 / 14
41.5%
+186
–   Igel 2.3.0 64-bit3016+22
−22		(+3)7.5 − 10.5
(+3−6=9)		41.7%
7.5 / 18
42.8%
−50
–   Bagatur 3.7a 64-bit3016+21
−21		(+3)15 − 13
(+9−7=12)		53.6%
15.0 / 28
39.9%
+29
–   Topple 0.7.5 64-bit3012+15
−15		(−1)8 − 6
(+4−2=8)		57.1%
8.0 / 14
53.8%
+50
–   Bagatur 3.7b 64-bit3010+19
−19		(−3)16 − 14
(+9−7=14)
53.3%
16.0 / 30
59.9%
+21
–   RubiChess 1.3 64-bit3006+16
−16		(−7)7.5 − 4.5
(+5−2=5)		62.5%
7.5 / 12
75.4%
+83
–   Godel 7.0 64-bit3003+11
−11		(−10)7.5 − 4.5
(+5−2=5)		62.5%
7.5 / 12
89.5%
+75
–   Pirarucu 2.9.5 64-bit2993+16
−16		(−20)11 − 3
(+8−0=6)		78.6%
11.0 / 14
97.8%
+176
–   Mr Bob 1.0.0 64-bit2991+17
−17		(−22)6 − 4
(+4−2=4)		60.0%
6.0 / 10
98.0%
+49
–   Naum 4.2 32-bit2985+9
−9		(−28)17 − 15
(+7−5=20)
53.1%
17.0 / 32
100.0%
−5
–   Andscacs 0.80 64-bit2984+21
−21		(−29)6 − 4
(+4−2=4)		60.0%
6.0 / 10
99.0%
+42
–   Francesca MAD 0.32 64-bit2983+12
−12		(−30)11 − 5
(+8−2=6)		68.8%
11.0 / 16
100.0%
+105
–   SmarThink 1.90 64-bit2983+26
−26		(−30)6 − 4
(+4−2=4)		60.0%
6.0 / 10
98.1%
+44
–   Pedone 1.4.1 64-bit2982+17
−17		(−31)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
99.8%
+6
–   chess22k 1.10 64-bit2982+15
−15		(−31)4.5 − 3.5
(+2−1=5)		56.3%
4.5 / 8
99.9%
+10
–   Pedone 1.5 64-bit2979+18
−18		(−34)5 − 5
(+1−1=8)		50.0%
5.0 / 10
99.9%
−37
–   chess22k 1.9 64-bit2966+18
−18		(−47)5 − 7
(+3−5=4)		41.7%
5.0 / 12
100.0%
−111
–   Shredder 12 32-bit2952+6
−6		(−61)23.5 − 8.5
(+15−0=17)
73.4%
23.5 / 32
100.0%
+93
–   Koivisto 3.0 64-bit2939+20
−20		(−74)4 − 6
(+1−3=6)		40.0%
4.0 / 10
100.0%
−143
–   Rybka 2.3.2a 32-bit2933+7
−7		(−80)17 − 13
(+6−2=22)
56.7%
17.0 / 30
100.0%
−39
–   Komodo 1.2 32-bit2916+12
−12		(−97)19.5 − 16.5
(+11−8=17)
54.2%
19.5 / 36
100.0%
−63
–   Viridithas 3.0.0 64-bit2907+21
−21		(−106)7.5 − 2.5
(+6−1=3)		75.0%
7.5 / 10
100.0%
+87
–   Fritz 122907+9
−9		(−106)22 − 9
(+14−1=16)
71.0%
22.0 / 31
100.0%
+33
–   Critter 0.70 32-bit2897+17
−17		(−116)24 − 12
(+16−4=16)
66.7%
24.0 / 36
100.0%
+1
–   Hiarcs 13.12893+12
−12		(−120)21 − 11
(+14−4=14)
65.6%
21.0 / 32
100.0%
−9
–   Komodo 1.0 32-bit2885+14
−14		(−128)22 − 12
(+12−2=20)
64.7%
22.0 / 34
100.0%
−32
–   Thinker 5.4d Inert 32-bit2871+8
−8		(−142)25 − 14
(+15−4=20)
64.1%
25.0 / 39
100.0%
−49
–   Critter 0.60 32-bit2845+20
−20		(−168)24.5 − 9.5
(+17−2=15)
72.1%
24.5 / 34
100.0%
−15
–   Deep Junior 11.1a 32-bit2842+15
−15		(−171)18 − 12
(+11−5=14)
60.0%
18.0 / 30
100.0%
−99
–   Protector 1.3.5 32-bit2841+12
−12		(−172)21 − 14
(+11−4=20)
60.0%
21.0 / 35
100.0%
−103
–   Deep Sjeng WC2008 32-bit2838+11
−11		(−175)22 − 8
(+15−1=14)
73.3%
22.0 / 30
100.0%
−15
–   Grapefruit 1.0 32-bit2838+8
−8		(−175)29 − 11
(+20−2=18)
72.5%
29.0 / 40
100.0%
−18
–   Protector 1.3.4 32-bit2838+13
−13		(−175)26.5 − 8.5
(+18−0=17)
75.7%
26.5 / 35
100.0%
−1
–   Spark 0.4 32-bit2834+14
−14		(−179)26 − 8
(+18−0=16)
76.5%
26.0 / 34
100.0%
0
–   Deep Junior 11.2 32-bit2832+17
−17		(−181)22 − 10
(+16−4=12)
68.8%
22.0 / 32
100.0%
−39
–   Hiarcs 12.12828+9
−9		(−185)24.5 − 5.5
(+20−1=9)
81.7%
24.5 / 30
100.0%
+51
–   Spark 0.3a 32-bit2810+14
−14		(−203)23 − 11
(+14−2=18)
67.6%
23.0 / 34
100.0%
−85
–   Spark 0.3 32-bit2808+14
−14		(−205)23.5 − 6.5
(+18−1=11)
78.3%
23.5 / 30
100.0%
−1
–   Onno 1.2.70 32-bit2795+15
−15		(−218)25 − 5
(+20−0=10)
83.3%
25.0 / 30
100.0%
+25
–   Bright 0.5c2786+11
−11		(−227)25.5 − 4.5
(+22−1=7)
85.0%
25.5 / 30
100.0%
+48
–   Loop 13.6 (Loop 2007)2780+8
−8		(−233)26 − 4
(+22−0=8)
86.7%
26.0 / 30
100.0%
+48
–   Spike 1.2 Turin2750+6
−6		(−263)22 − 8
(+15−1=14)
73.3%
22.0 / 30
100.0%
−101
–   Twisted Logic 20100131x 32-bit2742+15
−15		(−271)32 − 6
(+26−0=12)
84.2%
32.0 / 38
100.0%
−18
–   Bison 9.11 32-bit2730+12
−12		(−283)58 − 10
(+51−3=14)
85.3%
58.0 / 68
100.0%
+1
–   Crafty 23.2 32-bit2701+26
−26		(−312)4 − 0
(+4−0=0)		100.0%
4.0 / 4
100.0%
+INF
–   Booot 4.15.12697+23
−23		(−316)6 − 2
(+4−0=4)		75.0%
6.0 / 8
100.0%
−149
–   Delfi 5.42688+10
−10		(−325)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
−34
–   Scorpio 2.5 32-bit2670+24
−24		(−343)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
−51
1588 games: 633 wins, 236 losses, 719 draws (45.3%), score: 62.5%

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Created in 2005-2013 by CCRL team
Last games added on November 16, 2024