CCRL 40/15
Downloads and Statistics
January 16, 2021
Testing summary:
Total: 1'206'633 games
played by 2'770 programs

White wins: 414'929 (34.4%)
Black wins: 305'861 (25.3%)
Draws: 485'843 (40.3%)
White score: 54.5%

Engine Details

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Stockfish 2.1.1 64-bit (3051+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 115 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Houdini 2.0c 64-bit3122+15
−14		(+71)34 − 56
(+15−37=38)
37.8%
34.0 / 90
0.0%
−6
= 0 0 = = = 0 0 0 1 0 = = = 1 = = 1 1 0 = 0 = 0 0 = 0 = = 0 0 0 0 = = 1 = 0 0 1 = = = 0 1 = 0 = 0 = 0 0 0 0 0 = 0 = 0 = 1 1 = = 0 = = 1 = 1 0 0 0 = 1 = = 1 = 1 = 0 0 0 0 0 = = 0 1
–   Houdini 1.5a 64-bit3109+10
−10		(+58)20 − 36
(+9−25=22)
35.7%
20.0 / 56
0.0%
−35
0 1 = = 0 1 1 = 0 1 0 = 0 = 0 0 = 0 = 0 = 0 = = = 0 = = 0 1 0 0 = 1 0 0 0 0 = 0 = 1 = = 0 = 0 = = 0 0 1 = 0 0 1
–   Komodo 4 64-bit3097+11
−11		(+46)50 − 70
(+16−36=68)
41.7%
50.0 / 120
0.0%
−2
= = 0 = 1 = = = = 1 0 = 0 = = 0 = 0 0 1 = 0 0 = 0 = = = 1 1 = = 0 = = 0 = = 0 0 = 1 0 0 = 0 = = = = 0 = = 1 0 0 0 0 0 0 0 0 1 0 1 = = 0 0 1 1 = 0 1 = 1 = = = = = = 0 = = = 0 = = = = = = 0 = = 1 0 0 = 0 = = = = = = = = = = = = 0 1 = = = 1 =
–   Komodo 3 64-bit3089+14
−14		(+38)74.5 − 83.5
(+37−46=75)
47.2%
74.5 / 158
0.0%
+20
0 = 1 0 1 0 0 1 1 = 0 = 0 1 0 = 0 = 0 0 0 = 1 = 0 0 = = = = 0 0 = = = 1 = 0 = 1 0 = = 1 = = = 0 1 0 1 = = 0 = = = 1 1 = = = 1 = = 1 1 1 0 1 0 = = = = = 0 0 0 0 = 1 = 1 1 1 = = 1 = 0 = = = = = 1 = = = 0 0 0 = 0 = 1 = = 1 = = 1 0 0 1 1 = = 0 = 0 = = = = 0 0 = 1 1 0 0 1 0 = = 1 = = = = = 0 1 1 0 = 0 = 0 1 0 0 = 1 = =
–   Critter 1.2 64-bit3079+14
−14		(+28)34.5 − 39.5
(+10−15=49)
46.6%
34.5 / 74
0.4%
+10
= = 1 0 = = = 0 = = = 0 = = 1 0 = = 0 = 0 = 1 1 1 0 = = 0 = = = 1 = 1 0 = 0 = = = = 0 = = = 1 0 = 0 = = = = = = 0 1 = = = = = = = = = = = 1 = = = 0
–   Critter 1.4 64-bit3079+19
−19		(+28)19 − 31
(+6−18=26)
38.0%
19.0 / 50
1.2%
−44
0 = 1 = 0 0 = 1 0 = = 0 0 = 1 = 0 0 1 0 = = = 0 0 = = 0 = 0 = = = 0 0 0 = = 1 1 = 0 = = = = = 0 = =
–   Rybka 4.1 64-bit3076+8
−8		(+25)16 − 16
(+4−4=24)
50.0%
16.0 / 32
0.2%
+25
= = 1 = = = 1 = = 1 0 1 = = = = 0 = = = = 0 = = = 0 = = = = = =
–   Rybka 4 64-bit3075+11
−11		(+24)20 − 24
(+8−12=24)
45.5%
20.0 / 44
0.6%
−2
0 = = = = = = = 0 1 = 0 = 0 1 = 1 1 1 0 = = 0 0 = = = = = = = 1 0 = 0 1 0 1 = 0 = = 0 =
–   Critter 1.01 64-bit3044+23
−23		(−7)73 − 66
(+34−27=78)
52.5%
73.0 / 139
72.0%
+7
= = = = = = 0 = = 1 1 = = 1 0 = = 1 0 = 0 1 = = = = 1 0 = = = = = = = = 1 = 1 = 1 1 0 1 = 0 = 1 1 = = = 1 = = 0 0 0 1 = 0 = = 0 = = = 0 = 1 = = = 0 1 0 = = = = = = 1 = 1 0 0 = = = 0 = = 1 1 0 0 = 1 = = = = 0 = 1 1 1 = 1 0 = = 1 = = = 1 0 = = = = 0 1 = = 0 = = 1 1 0 1 1 1 0 = =
–   Komodo 2.03 64-bit3044+28
−28		(−7)15 − 13
(+7−5=16)		53.6%
15.0 / 28
67.2%
+13
0 1 1 = 1 1 0 1 = = = = = = 0 = = = 0 = 0 1 = = 1 = = =
–   Komodo 2.01 64-bit3041+21
−21		(−10)33.5 − 30.5
(+17−14=33)
52.3%
33.5 / 64
79.7%
+5
= 1 1 = 1 1 = 0 = 0 0 1 = 0 = 0 = 1 = = = = 1 1 = = 0 = 1 0 = = 0 = 1 0 1 1 = = 0 = 1 0 1 = = = = 1 0 0 = = 0 = 1 = 1 = = = = =
–   Stockfish 1.9.1 64-bit3033+21
−20		(−18)11 − 9
(+5−3=12)		55.0%
11.0 / 20
91.9%
+13
1 1 = = 0 = 1 = 1 = 1 = 0 = = = = 0 = =
–   Stockfish 2.0.1 64-bit3029+23
−22		(−22)10.5 − 9.5
(+3−2=15)		52.5%
10.5 / 20
95.3%
−6
0 0 = = = 1 = 1 = = = = = 1 = = = = = =
–   Sting SF 9.9 64-bit3009+16
−16		(−42)18 − 14
(+6−2=24)
56.3%
18.0 / 32
100.0%
−10
= = = = 0 = = = = = = = = 1 0 = 1 = = 1 = 1 = = = = 1 = = 1 = =
–   Sting SF 9 64-bit3000+16
−16		(−51)19.5 − 20.5
(+4−5=31)
48.8%
19.5 / 40
100.0%
−58
= = 0 1 = = = = = = 1 = = = = = = = = 1 = = = = = = 0 = = = = = 0 = = = 1 = 0 0
–   Chiron 1.1a 64-bit2977+13
−13		(−74)32.5 − 17.5
(+22−7=21)
65.0%
32.5 / 50
100.0%
+21
= 1 1 1 0 1 = 1 1 = 1 = = = = 0 1 1 0 1 = 1 = 0 1 1 1 0 = = = = 1 = = 0 1 = 1 1 = = 1 = 0 1 = 1 = 1
–   Naum 4.2 64-bit2975+9
−9		(−76)29.5 − 14.5
(+21−6=17)
67.0%
29.5 / 44
100.0%
+34
1 = = 0 1 = 1 = 0 1 = = 1 0 1 1 1 1 1 1 = = 1 = 1 1 = = 0 0 1 = 1 1 0 1 = = = 1 = 1 1 =
–   Komodo 1.3 64-bit2972+19
−19		(−79)29 − 15
(+18−4=22)
65.9%
29.0 / 44
100.0%
+14
0 = 1 = = = = = = = 1 0 = 1 1 1 = = = = = 0 = = 1 = 1 1 1 1 1 = = = 1 1 1 1 0 = = 1 1 1
–   Fritz 132959+11
−11		(−92)32 − 18
(+19−5=26)
64.0%
32.0 / 50
100.0%
−12
1 = = = 1 = 1 = = 1 1 = 1 = = = = 1 = 1 = = = = = 1 1 1 0 = 1 = 1 = 0 0 1 1 1 = 0 = 0 1 1 1 = = = =
–   Deep Shredder 12 64-bit2938+10
−10		(−113)25 − 10
(+18−3=14)
71.4%
25.0 / 35
100.0%
+26
= 0 = 1 = = 0 1 = 1 1 = 1 1 = 1 0 = = = 1 1 = = 1 = 1 1 1 1 1 = 1 1 1
–   Gull 1.2 64-bit2918+14
−15		(−133)14.5 − 5.5
(+10−1=9)		72.5%
14.5 / 20
100.0%
+7
1 1 1 1 = = 1 1 1 1 = = = 1 = = 0 = 1 =
–   Spike 1.4 Leiden2914+8
−8		(−137)11.5 − 4.5
(+8−1=7)		71.9%
11.5 / 16
100.0%
−1
1 1 = = 1 1 1 = = = = 0 1 1 = 1
–   Deep Junior 12.5 64-bit2905+30
−30		(−146)10 − 6
(+6−2=8)		62.5%
10.0 / 16
100.0%
−72
= = 1 1 = = 0 0 1 = = = 1 1 = 1
–   Spark 1.0 64-bit2891+12
−12		(−160)11 − 5
(+8−2=6)		68.8%
11.0 / 16
100.0%
−36
1 1 = 1 0 1 = = 0 1 = 1 1 = = 1
1258 games: 311 wins, 282 losses, 665 draws (52.9%), score: 51.2%

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Created in 2005-2013 by CCRL team
Last games added on January 16, 2021