CCRL 40/40
Downloads and Statistics
August 17, 2019
Testing summary:
Total: 1'075'629 games
played by 2'520 programs
147029 CPU days (X2 4600+)

White wins: 373'444 (34.7%)
Black wins: 277'846 (25.8%)
Draws: 424'339 (39.5%)
White score: 54.4%

Engine Details

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Stockfish 2.0.1 64-bit (3030+23
−22
)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 101 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Houdini 1.5a 64-bit3110+10
−10
(+80)16.5 − 27.5
(+6−17=21)
37.5%
16.5 / 44
0.0%
+1
= 0 = = = 1 0 = 0 = 1 = 0 = 1 = 0 0 1 = 0 0 0 0 0 = = 1 = = = 0 = 0 = = = = = 0 0 0 1 0
–   Critter 1.2 64-bit3081+14
−14
(+51)7 − 9
(+3−5=8)
43.8%
7.0 / 16
0.0%
+13
= = 0 = = = 0 0 = = = 1 0 1 0 1
–   Rybka 4.1 64-bit3078+8
−8
(+48)9 − 11
(+4−6=10)
45.0%
9.0 / 20
0.0%
+18
0 1 0 = 1 = 0 = = 0 = 1 = = 1 = 0 = = 0
–   Rybka 4 64-bit3077+11
−11
(+47)18.5 − 25.5
(+9−16=19)
42.0%
18.5 / 44
0.0%
−1
1 = = 1 1 = = = 0 = 0 0 0 = 1 = = 1 1 0 0 0 = 0 = 0 0 1 0 0 = = = 0 1 = = = 0 0 1 0 = =
–   Stockfish 2.1.1 64-bit3053+15
−15
(+23)9.5 − 10.5
(+2−3=15)
47.5%
9.5 / 20
5.2%
+7
1 1 = = = 0 = 0 = = = = = 0 = = = = = =
–   Rybka 3 64-bit3047+12
−12
(+17)12 − 12
(+6−6=12)
50.0%
12.0 / 24
9.3%
+17
= = 0 = 1 0 1 0 = = = = = = 0 1 = 1 = 1 0 = 1 0
–   Komodo 2.03 64-bit3046+28
−28
(+16)8 − 7
(+4−3=8)
53.3%
8.0 / 15
19.9%
+36
= = 0 1 0 1 = = = = = 1 1 0 =
–   Critter 1.01 64-bit3045+23
−23
(+15)2 − 2
(+1−1=2)
50.0%
2.0 / 4
18.4%
+15
= 1 0 =
–   Komodo 2.01 64-bit3042+21
−21
(+12)9 − 7
(+4−2=10)
56.3%
9.0 / 16
21.5%
+43
= 1 0 0 = 1 = = 1 = = 1 = = = =
–   Critter 0.90 64-bit3039+23
−23
(+9)20.5 − 19.5
(+11−10=19)
51.3%
20.5 / 40
29.4%
+14
1 = = = = = 1 1 1 0 = 0 1 0 1 0 = = 0 0 0 = 1 = = = 0 = 1 = 0 = 1 = 1 = 0 = = 1
–   Stockfish 1.9.1 64-bit3035+21
−21
(+5)2 − 2
(+0−0=4)
50.0%
2.0 / 4
37.0%
+5
= = = =
–   Naum 4.2 64-bit2976+9
−9
(−54)23.5 − 19.5
(+13−9=21)
54.7%
23.5 / 43
100.0%
−29
= 1 0 0 = 0 0 1 = 0 1 0 1 = = 1 = 0 1 = 1 1 1 = = 0 = 1 = = = = = = = 0 1 = 1 = = = 1
–   Komodo 1.3 64-bit2973+19
−19
(−57)11 − 9
(+5−3=12)
55.0%
11.0 / 20
100.0%
−31
1 = 0 1 = 1 = 1 = 0 = 1 = = = = 0 = = =
–   Critter 0.80 64-bit2967+21
−21
(−63)16 − 8
(+11−3=10)
66.7%
16.0 / 24
100.0%
+43
= = 0 1 1 1 = 1 = = 1 = 1 = 1 1 1 0 = = 1 = 0 1
–   Deep Shredder 12 64-bit2940+9
−9
(−90)34 − 17
(+23−6=22)
66.7%
34.0 / 51
100.0%
+12
= = 1 0 1 1 = 1 = 1 = 1 = 0 1 1 = 1 1 0 = 1 1 0 0 = 1 = = = 1 1 1 1 1 = 1 = 1 = = = = 1 0 = = 1 = = 1
–   Shredder 12 32-bit2929+8
−7
(−101)12.5 − 11.5
(+6−5=13)
52.1%
12.5 / 24
100.0%
−89
= 0 1 = = 0 = 0 1 1 = 1 1 = = = 1 0 = = = = 0 =
–   Gull 1.2 64-bit2919+15
−15
(−111)14.5 − 5.5
(+12−3=5)
72.5%
14.5 / 20
100.0%
+53
= 1 = 1 1 0 1 = = 1 1 1 1 1 1 = 1 0 0 1
–   Spike 1.4 Leiden2915+8
−8
(−115)11 − 5
(+7−1=8)
68.8%
11.0 / 16
100.0%
0
= = 1 = = = 1 1 = = 1 = 0 1 1 1
–   Gull 1.1 64-bit2907+19
−19
(−123)25.5 − 13.5
(+17−5=17)
65.4%
25.5 / 39
100.0%
−25
= 0 1 0 1 1 1 1 1 = 1 0 = 1 = 1 = = = 1 1 = = = = = 1 1 = 1 0 1 = 0 = = 1 1 =
–   Protector 1.4.0 64-bit2903+14
−14
(−127)11.5 − 4.5
(+9−2=5)
71.9%
11.5 / 16
100.0%
+24
1 1 1 0 = = = = 1 1 0 1 1 1 1 =
–   Hiarcs 13.22896+11
−11
(−134)33.5 − 13.5
(+23−3=21)
71.3%
33.5 / 47
100.0%
0
1 0 = = = = 1 = = = 1 1 = 1 1 1 = 1 = 0 = 1 = = 1 1 1 1 1 1 1 = = 1 1 1 = 1 = = = 1 = 1 1 0 =
–   Spark 1.0 64-bit2893+12
−12
(−137)29 − 11
(+21−3=16)
72.5%
29.0 / 40
100.0%
+9
0 = 1 1 = = 1 1 1 = = = 0 = 1 = = 1 1 1 1 = 0 1 1 1 = 1 1 = = 1 = 1 1 = 1 = 1 1
–   Zappa Mexico II 64-bit2854+10
−10
(−176)16.5 − 7.5
(+12−3=9)
68.8%
16.5 / 24
100.0%
−50
0 = 1 = 1 1 1 = 1 = = = 1 1 1 0 1 1 1 = 1 = = 0

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Created in 2005-2013 by CCRL team
Last games added on August 17, 2019