CCRL 40/4
Downloads and Statistics
October 12, 2019
Testing summary:
Total: 2'115'766 games
played by 2'468 programs
28564 CPU days (X2 4600+)

White wins: 821'094 (38.8%)
Black wins: 663'997 (31.4%)
Draws: 630'675 (29.8%)
White score: 53.7%

Engine Details

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Arasan 20.4.1 64-bit (3044+17
−17
)Quote
Author: Jon Dart (USA) Link: Homepage
Includes games from both 20.4 and 20.4.1
This is one of the 39 Arasan versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Booot 6.2 64-bit3168+9
−9
(+124)19.5 − 30.5
(+8−19=23)
39.0%
19.5 / 50
0.0%
+56
–   Chiron 4 64-bit3164+7
−7
(+120)11 − 39
(+4−32=14)
22.0%
11.0 / 50
0.0%
−81
–   Critter 1.6a 64-bit3158+6
−7
(+114)18.5 − 31.5
(+5−18=27)
37.0%
18.5 / 50
0.0%
+37
–   NirvanaChess 2.4 64-bit3130+9
−9
(+86)19.5 − 30.5
(+10−21=19)
39.0%
19.5 / 50
0.0%
+14
–   Texel 1.07 64-bit3113+9
−9
(+69)19.5 − 30.5
(+11−22=17)
39.0%
19.5 / 50
0.0%
−5
–   Hannibal 1.7 64-bit3110+8
−8
(+66)16.5 − 33.5
(+5−22=23)
33.0%
16.5 / 50
0.0%
−36
–   Rybka 4.1 64-bit3109+6
−6
(+65)13 − 37
(+4−28=18)
26.0%
13.0 / 50
0.0%
−95
–   BlackMamba 2.0 64-bit3091+18
−18
(+47)9.5 − 18.5
(+6−15=7)
33.9%
9.5 / 28
0.0%
−66
–   Senpai 2.0 64-bit3085+9
−9
(+41)22 − 28
(+12−18=20)
44.0%
22.0 / 50
0.0%
+3
–   Protector 1.9.0 64-bit3085+7
−7
(+41)20.5 − 29.5
(+10−19=21)
41.0%
20.5 / 50
0.0%
−13
–   iCE 3.0 64-bit3081+7
−7
(+37)23 − 26
(+13−16=20)
46.9%
23.0 / 49
0.0%
+19
–   Nemorino 4.00 64-bit3067+13
−13
(+23)25 − 24
(+14−13=22)
51.0%
25.0 / 49
1.2%
+28
–   Xiphos 0.2 64-bit3062+13
−13
(+18)17.5 − 22.5
(+6−11=23)
43.8%
17.5 / 40
3.8%
−17
–   Pedone 1.7 64-bit3053+13
−13
(+9)25 − 25
(+14−14=22)
50.0%
25.0 / 50
17.5%
+6
–   Defenchess 1.1f 64-bit3047+11
−11
(+3)24.5 − 25.5
(+14−15=21)
49.0%
24.5 / 50
36.7%
−3
–   Vajolet2 2.5 64-bit3040+13
−13
(−4)23 − 27
(+11−15=24)
46.0%
23.0 / 50
63.9%
−29
–   SmarThink 1.98 64-bit3037+10
−10
(−7)24 − 26
(+16−18=16)
48.0%
24.0 / 50
76.4%
−21
–   Pedone 1.6 64-bit3033+14
−14
(−11)20.5 − 11.5
(+10−1=21)
64.1%
20.5 / 32
84.4%
+63
–   Xiphos 0.1 64-bit3033+19
−19
(−11)15.5 − 16.5
(+8−9=15)
48.4%
15.5 / 32
79.3%
−18
–   Naum 4.6 64-bit3032+7
−8
(−12)17.5 − 14.5
(+10−7=15)
54.7%
17.5 / 32
89.0%
+16
–   SmarThink 1.97 64-bit3031+11
−11
(−13)15.5 − 16.5
(+8−9=15)
48.4%
15.5 / 32
88.9%
−21
–   Hakkapeliitta TCEC v2 64-bit3022+10
−10
(−22)15.5 − 14.5
(+12−11=7)
51.7%
15.5 / 30
98.6%
−9
–   Vajolet2 2.4 64-bit2998+14
−14
(−46)18 − 14
(+10−6=16)
56.3%
18.0 / 32
100.0%
−10
–   Hiarcs 142987+8
−8
(−57)22 − 10
(+18−6=8)
68.8%
22.0 / 32
100.0%
+75
–   Hakkapeliitta 3.0 64-bit2985+9
−9
(−59)22 − 10
(+15−3=14)
68.8%
22.0 / 32
100.0%
+58
–   Wasp 2.6 64-bit2978+14
−14
(−66)23 − 9
(+15−1=16)
71.9%
23.0 / 32
100.0%
+65
–   Atlas 3.91 64-bit2927+12
−12
(−117)21 − 11
(+17−7=8)
65.6%
21.0 / 32
100.0%
−5

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Rating changes with played games


Created in 2005-2013 by CCRL team
Last games added on October 12, 2019