CCRL 40/40
Downloads and Statistics
November 30, 2019
Testing summary:
Total: 1'102'078 games
played by 2'571 programs
150620 CPU days (X2 4600+)

White wins: 381'985 (34.7%)
Black wins: 283'767 (25.7%)
Draws: 436'326 (39.6%)
White score: 54.5%

Engine Details

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Arasan 20.4.1 64-bit 4CPU (3121+26
−25
)Quote
Author: Jon Dart (USA) Link: Homepage
Includes games from both 20.4 and 20.4.1
This is one of the 68 Arasan versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Fritz 16 64-bit 4CPU3193+12
−12
(+72)10.5 − 29.5
(+4−23=13)
26.3%
10.5 / 40
0.0%
−90
0 = 0 0 0 0 0 0 = 1 = 0 1 0 0 = 0 0 = 1 = 0 = 0 0 = 0 = 1 = 0 0 0 0 0 = = 0 0 =
–   Chiron 4 64-bit 4CPU3192+12
−12
(+71)3.5 − 6.5
(+0−3=7)
35.0%
3.5 / 10
0.0%
−9
0 = = = = = = 0 = 0
–   Komodo 12.1.1 MCTS 64-bit 4CPU3182+16
−17
(+61)16 − 24
(+8−16=16)
40.0%
16.0 / 40
0.0%
−3
= = 0 1 0 0 0 0 0 0 = 0 0 0 0 = 0 1 1 1 1 = 0 = 1 = 0 = = 1 = 0 0 = = 1 = = = =
–   NirvanaChess 2.4 64-bit 4CPU3181+14
−13
(+60)15 − 15
(+7−7=16)
50.0%
15.0 / 30
0.0%
+62
= = 1 0 = = 0 = = = 0 0 0 1 = 0 = = = 1 = 1 = 1 1 0 = = 1 =
–   Xiphos 0.3 64-bit 4CPU3179+21
−21
(+58)10 − 10
(+4−4=12)
50.0%
10.0 / 20
0.0%
+56
1 1 0 = = = 0 = 0 = = 1 = = = = 0 = = 1
–   Equinox 3.20 64-bit 4CPU3174+11
−11
(+53)5 − 5
(+1−1=8)
50.0%
5.0 / 10
0.0%
+53
= = = = = 1 0 = = =
–   Booot 6.1 64-bit 4CPU3167+20
−20
(+46)4 − 6
(+1−3=6)
40.0%
4.0 / 10
0.2%
−9
= = = 0 0 1 = = 0 =
–   Fritz 15 64-bit 4CPU3161+12
−12
(+40)5 − 5
(+3−3=4)
50.0%
5.0 / 10
0.2%
+40
= 0 1 1 1 0 0 = = =
–   Hannibal 1.7 64-bit 4CPU3155+14
−14
(+34)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
1.1%
−52
= = 0 0 1 = 0 0 = =
–   Andscacs 0.86 64-bit 4CPU3145+20
−21
(+24)4 − 4
(+1−1=6)
50.0%
4.0 / 8
7.6%
+24
= = = = 1 = = 0
–   Alfil 15.7 64-bit 4CPU3137+17
−17
(+16)4 − 6
(+0−2=8)
40.0%
4.0 / 10
14.9%
−36
= = = = = 0 = 0 = =
–   ChessBrainVB 3.68 4CPU3124+26
−26
(+3)7.5 − 8.5
(+3−4=9)
46.9%
7.5 / 16
41.5%
−15
= 1 = 0 = = 0 = = = 0 = 0 = 1 1
–   Stockfish 1.9.1 64-bit 4CPU3114+23
−23
(−7)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
65.0%
−37
= 0 1 0 1 0 = = = =
–   Sting SF 9 64-bit 4CPU3111+30
−30
(−10)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
68.7%
−34
= = 1 = 0 0 = = = =
–   ChessBrainVB 3.66 4CPU3106+28
−28
(−15)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
77.3%
−38
1 0 1 = 0 = = = 0 =
–   Strelka 5.5 64-bit3104+7
−6
(−17)4 − 6
(+1−3=6)
40.0%
4.0 / 10
88.8%
−75
= = = 0 = = 1 0 = 0
–   Nemorino 4.00 64-bit 4CPU3096+22
−22
(−25)15.5 − 12.5
(+6−3=19)
55.4%
15.5 / 28
93.4%
+3
= = = 1 = = = = = 1 = = = = = 0 1 = = = = 1 1 = 0 = 1 0
–   Rodent III 0.238 64-bit 4CPU3071+20
−20
(−50)19.5 − 10.5
(+12−3=15)
65.0%
19.5 / 30
99.9%
+36
1 = = = 0 = = = 1 1 0 = = = 1 1 = 1 1 = = 1 1 1 = = 0 = 1 1
–   Defenchess 1.1f 64-bit 4CPU3066+18
−19
(−55)6 − 4
(+4−2=4)
60.0%
6.0 / 10
100.0%
+7
1 0 1 = = 0 = 1 1 =
–   Pedone 1.6 64-bit 4CPU3053+23
−23
(−68)7.5 − 2.5
(+5−0=5)
75.0%
7.5 / 10
100.0%
+80
1 1 1 = = = = 1 = 1
–   Ethereal 9.00 64-bit 4CPU3051+23
−23
(−70)18 − 12
(+13−7=10)
60.0%
18.0 / 30
100.0%
−5
1 = 0 = 0 1 1 = 1 1 0 1 0 1 1 1 = = = = 1 1 = = 0 1 = 0 1 0
–   Vajolet2 2.4 64-bit 4CPU3043+19
−19
(−78)20 − 10
(+13−3=14)
66.7%
20.0 / 30
100.0%
+24
= 1 = 0 = 1 = = 0 = = = = 1 1 = 1 1 = 1 1 1 0 1 = = 1 1 1 =
–   Naum 4 64-bit 4CPU3043+16
−16
(−78)7 − 3
(+5−1=4)
70.0%
7.0 / 10
100.0%
+45
= = 1 0 = 1 = 1 1 1
–   Wasp 2.01 64-bit 4CPU3032+30
−30
(−89)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
100.0%
−64
1 = = 0 = = = = = 1
–   Rybka 2.1 64-bit 4CPU2997+29
−29
(−124)6 − 4
(+4−2=4)
60.0%
6.0 / 10
100.0%
−61
= = = 0 1 = 1 1 1 0
–   Toga II 4.0 64-bit 4CPU2958+18
−19
(−163)23 − 7
(+17−1=12)
76.7%
23.0 / 30
100.0%
+10
= = 1 1 = 1 1 1 1 1 = 1 1 1 = = = = 1 1 = 1 = 1 0 1 = 1 1 =

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Created in 2005-2013 by CCRL team
Last games added on November 30, 2019