CCRL 40/15
Downloads and Statistics
March 2, 2021
Testing summary:
Total: 1'220'986 games
played by 2'799 programs

White wins: 419'408 (34.3%)
Black wins: 308'533 (25.3%)
Draws: 493'045 (40.4%)
White score: 54.5%

Engine Details

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Stockfish 2.3.1 64-bit 4CPU (3142+19
−19
)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 122 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Houdini 3 64-bit 4CPU3230+13
−13
(+88)25 − 52
(+5−32=40)
32.5%
25.0 / 77
0.0%
−15
–   Houdini 2.0c 64-bit 4CPU3194+16
−16
(+52)14.5 − 17.5
(+7−10=15)
45.3%
14.5 / 32
0.0%
+23
–   Houdini 1.5a 64-bit 4CPU3182+18
−17
(+40)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.1%
−52
–   Critter 1.6a 64-bit 4CPU3158+8
−8
(+16)50 − 56
(+16−22=68)
47.2%
50.0 / 106
4.9%
0
–   Houdini 3 64-bit3157+13
−13
(+15)18 − 14
(+11−7=14)
56.3%
18.0 / 32
9.6%
+51
–   Rybka 4 64-bit 4CPU3146+10
−10
(+4)13.5 − 18.5
(+5−10=17)
42.2%
13.5 / 32
32.6%
−40
–   Rybka 4.1 64-bit 4CPU3144+9
−9
(+2)34.5 − 41.5
(+15−22=39)
45.4%
34.5 / 76
41.6%
−23
–   Bouquet 1.5 64-bit 4CPU3131+23
−23
(−11)27.5 − 25.5
(+12−10=31)
51.9%
27.5 / 53
76.2%
−1
–   Vitruvius 1.11C 64-bit 4CPU3118+14
−14
(−24)5 − 5
(+1−1=8)
50.0%
5.0 / 10
97.8%
−24
–   IvanHoe 9.46h 64-bit 4CPU3113+14
−14
(−29)6.5 − 7.5
(+3−4=7)
46.4%
6.5 / 14
99.4%
−48
–   RobboLito 0.21Q 64-bit 4CPU3111+22
−22
(−31)8 − 4
(+5−1=6)
66.7%
8.0 / 12
98.3%
+64
–   Bouquet 1.6 64-bit 4CPU3108+21
−21
(−34)23.5 − 14.5
(+12−3=23)
61.8%
23.5 / 38
99.3%
+31
–   Komodo 5 64-bit3108+10
−11
(−34)8.5 − 7.5
(+4−3=9)
53.1%
8.5 / 16
99.9%
−15
–   Sting SF 2 64-bit 4CPU3107+27
−27
(−35)9 − 5
(+4−0=10)
64.3%
9.0 / 14
98.1%
+39
–   Strelka 5.5 64-bit3103+6
−6
(−39)4 − 2
(+3−1=2)
66.7%
4.0 / 6
100.0%
+71
–   Naum 4.2 64-bit 4CPU3060+10
−10
(−82)27.5 − 13.5
(+19−5=17)
67.1%
27.5 / 41
100.0%
+25
–   Protector 1.5.0 64-bit 4CPU3055+18
−18
(−87)4 − 2
(+2−0=4)
66.7%
4.0 / 6
100.0%
+2
–   Hiarcs 14 4CPU3053+13
−13
(−89)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
100.0%
−61
–   Chiron 1.5 64-bit 4CPU3046+19
−19
(−96)17 − 13
(+9−5=16)
56.7%
17.0 / 30
100.0%
−56
–   Gull R375 64-bit 4CPU3038+22
−22
(−104)22.5 − 7.5
(+16−1=13)
75.0%
22.5 / 30
100.0%
+54
–   Deep Fritz 13 4CPU3034+17
−17
(−108)24.5 − 7.5
(+17−0=15)
76.6%
24.5 / 32
100.0%
+55
–   Hannibal 1.3 64-bit 4CPU3032+22
−22
(−110)25 − 11
(+14−0=22)
69.4%
25.0 / 36
100.0%
−1
–   Deep Junior 13 64-bit 4CPU3026+16
−16
(−116)23 − 9
(+16−2=14)
71.9%
23.0 / 32
100.0%
+19
–   Deep Junior 13.3 64-bit 4CPU3018+18
−18
(−124)18.5 − 13.5
(+12−7=13)
57.8%
18.5 / 32
100.0%
−77
–   Deep Shredder 12 64-bit 4CPU3017+10
−10
(−125)22.5 − 11.5
(+15−4=15)
66.2%
22.5 / 34
100.0%
−22
–   Rybka 2.3.2a 64-bit 4CPU3017+13
−13
(−125)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+32
–   Spike 1.4 Leiden 4CPU3016+11
−11
(−126)26 − 10
(+18−2=16)
72.2%
26.0 / 36
100.0%
+14
–   Protector 1.4.0 64-bit 4CPU2982+19
−19
(−160)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF

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Created in 2005-2013 by CCRL team
Last games added on March 2, 2021