CCRL 40/40
Downloads and Statistics
December 10, 2019
Testing summary:
Total: 1'104'091 games
played by 2'573 programs
150964 CPU days (X2 4600+)

White wins: 382'628 (34.7%)
Black wins: 284'145 (25.7%)
Draws: 437'318 (39.6%)
White score: 54.5%

Engine Details

Options
Show each game results
Arasan 20.4.1 64-bit 4CPU (3120+26
−26
)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
(+73)10.5 − 29.5
(+4−23=13)
26.3%
10.5 / 40
0.0%
−89
–   Chiron 4 64-bit 4CPU3192+12
−12
(+72)3.5 − 6.5
(+0−3=7)
35.0%
3.5 / 10
0.0%
−8
–   Komodo 12.1.1 MCTS 64-bit 4CPU3182+16
−17
(+62)16 − 24
(+8−16=16)
40.0%
16.0 / 40
0.0%
−2
–   NirvanaChess 2.4 64-bit 4CPU3181+13
−13
(+61)15 − 15
(+7−7=16)
50.0%
15.0 / 30
0.0%
+63
–   Xiphos 0.3 64-bit 4CPU3179+21
−21
(+59)10 − 10
(+4−4=12)
50.0%
10.0 / 20
0.0%
+57
–   Equinox 3.20 64-bit 4CPU3174+11
−11
(+54)5 − 5
(+1−1=8)
50.0%
5.0 / 10
0.0%
+54
–   Booot 6.1 64-bit 4CPU3167+20
−20
(+47)4 − 6
(+1−3=6)
40.0%
4.0 / 10
0.2%
−8
–   Fritz 15 64-bit 4CPU3161+12
−12
(+41)5 − 5
(+3−3=4)
50.0%
5.0 / 10
0.2%
+41
–   Hannibal 1.7 64-bit 4CPU3155+14
−14
(+35)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
1.1%
−51
–   Andscacs 0.86 64-bit 4CPU3144+20
−21
(+24)4 − 4
(+1−1=6)
50.0%
4.0 / 8
7.6%
+24
–   Alfil 15.7 64-bit 4CPU3137+17
−17
(+17)4 − 6
(+0−2=8)
40.0%
4.0 / 10
14.8%
−35
–   ChessBrainVB 3.68 4CPU3124+26
−26
(+4)7.5 − 8.5
(+3−4=9)
46.9%
7.5 / 16
41.5%
−14
–   Stockfish 1.9.1 64-bit 4CPU3113+23
−23
(−7)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
65.4%
−37
–   Sting SF 9 64-bit 4CPU3110+29
−29
(−10)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
70.8%
−34
–   ChessBrainVB 3.66 4CPU3106+28
−28
(−14)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
77.3%
−37
–   Strelka 5.5 64-bit3104+6
−6
(−16)4 − 6
(+1−3=6)
40.0%
4.0 / 10
88.9%
−74
–   Nemorino 4.00 64-bit 4CPU3095+22
−22
(−25)15.5 − 12.5
(+6−3=19)
55.4%
15.5 / 28
93.4%
+3
–   Rodent III 0.238 64-bit 4CPU3071+20
−20
(−49)19.5 − 10.5
(+12−3=15)
65.0%
19.5 / 30
99.9%
+37
–   Defenchess 1.1f 64-bit 4CPU3066+18
−19
(−54)6 − 4
(+4−2=4)
60.0%
6.0 / 10
100.0%
+8
–   Pedone 1.6 64-bit 4CPU3053+23
−23
(−67)7.5 − 2.5
(+5−0=5)
75.0%
7.5 / 10
100.0%
+81
–   Ethereal 9.00 64-bit 4CPU3051+23
−23
(−69)18 − 12
(+13−7=10)
60.0%
18.0 / 30
100.0%
−4
–   Vajolet2 2.4 64-bit 4CPU3043+19
−19
(−77)20 − 10
(+13−3=14)
66.7%
20.0 / 30
100.0%
+25
–   Naum 4 64-bit 4CPU3042+16
−16
(−78)7 − 3
(+5−1=4)
70.0%
7.0 / 10
100.0%
+45
–   Wasp 2.01 64-bit 4CPU3032+30
−30
(−88)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
100.0%
−63
–   Rybka 2.1 64-bit 4CPU2997+29
−29
(−123)6 − 4
(+4−2=4)
60.0%
6.0 / 10
100.0%
−60
–   Toga II 4.0 64-bit 4CPU2958+18
−19
(−162)23 − 7
(+17−1=12)
76.7%
23.0 / 30
100.0%
+11

Rating changes by day

Rating changes with played games


Created in 2005-2013 by CCRL team
Last games added on December 10, 2019