CCRL 40/15
Downloads and Statistics
March 3, 2021
Testing summary:
Total: 1'221'210 games
played by 2'800 programs

White wins: 419'452 (34.3%)
Black wins: 308'564 (25.3%)
Draws: 493'194 (40.4%)
White score: 54.5%

Engine Details

Options
Show each game results
GreKo 2020.03 64-bit (2714+22
−22
)Quote
Author: Vladimir Medvedev Link: GreKo Homepage
This is one of the 35 GreKo versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Invictus r305 64-bit2878+17
−17
(+164)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
+96
= = = 0
–   Halogen 8 64-bit2877+21
−21
(+163)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+163
1 = = 0
–   FabChess 1.13 64-bit2876+21
−21
(+162)4.5 − 30.5
(+0−26=9)
12.9%
4.5 / 35
0.0%
−119
0 0 0 = = 0 0 0 = 0 0 0 0 0 0 0 0 = 0 0 0 0 0 0 0 = 0 0 0 = = 0 = = 0
–   Francesca MAD 0.27 64-bit2855+26
−26
(+141)11 − 24
(+7−20=8)
31.4%
11.0 / 35
0.0%
+6
0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 1 = 0 = = 1 1 = 0 = = 0 1 = =
–   Mr Bob 0.9.0 64-bit2840+24
−24
(+126)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−31
= 0 = 0
–   Weiss 1.0 64-bit2833+24
−24
(+119)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−23
0 = = 0
–   Zurichess Neuchatel 64-bit2830+12
−12
(+116)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+85
=
–   tomitankChess 4.0 64-bit2817+22
−22
(+103)4.5 − 3.5
(+2−1=5)
56.3%
4.5 / 8
0.0%
+134
= = = = 1 = 1 0
–   Gogobello 2.0 64-bit2806+15
−15
(+92)14 − 17
(+9−12=10)
45.2%
14.0 / 31
0.0%
+57
1 1 0 1 0 0 = 0 1 1 1 = 0 = 0 1 = = = = = 0 = 1 0 0 0 1 0 = 0
–   OliThink 5.9.2 64-bit2799+27
−27
(+85)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
0.0%
+144
1 = = =
–   Monolith 1.0 64-bit2794+12
−11
(+80)15.5 − 19.5
(+8−12=15)
44.3%
15.5 / 35
0.0%
+44
1 0 1 = 1 0 = 0 = = 0 0 = = 1 = = 0 1 = = 0 = = 0 1 = 0 0 1 0 = 1 = 0
–   RuyDos 1.1.10 64-bit2781+22
−22
(+67)14 − 20
(+10−16=8)
41.2%
14.0 / 34
0.0%
0
0 0 = 0 = 0 0 0 0 = = 0 = 0 = 0 1 0 1 0 1 1 1 0 0 = 1 0 = 1 1 1 0 1
–   Cheese 2.1 64-bit2780+19
−19
(+66)5 − 5
(+3−3=4)
50.0%
5.0 / 10
0.0%
+70
0 = 1 0 = 1 = 1 0 =
–   RuyDos 1.1.11 64-bit2778+21
−21
(+64)1.5 − 6.5
(+1−6=1)
18.8%
1.5 / 8
0.0%
−193
0 1 0 0 0 = 0 0
–   Pawny 1.2 64-bit2778+13
−13
(+64)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Stash 21.2 64-bit2776+30
−29
(+62)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+51
= 1 = 0
–   Cheese 2.0 64-bit2762+13
−13
(+48)16 − 19
(+10−13=12)
45.7%
16.0 / 35
0.0%
+19
1 0 = 0 1 = 1 0 0 1 = 1 = = 1 0 = = = = 0 1 0 0 1 0 = = 0 = 1 0 1 0 0
–   Orion 0.7 64-bit2761+25
−25
(+47)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.3%
+36
1 = 0 =
–   Ktulu 92752+12
−12
(+38)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.2%
−119
0 =
–   Devel 3.2.92744+24
−24
(+30)2 − 6
(+0−4=4)
25.0%
2.0 / 8
3.3%
−119
= = 0 = 0 = 0 0
–   Carballo 1.7 64-bit2737+14
−14
(+23)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
4.4%
+165
1 =
–   Arminius 2018-12-23 64-bit2733+12
−12
(+19)22.5 − 26.5
(+12−16=21)
45.9%
22.5 / 49
7.0%
−8
= = 0 = = = 0 = = 1 = = = = = 0 = = 0 0 = 1 1 1 = 0 = 0 1 = = = 0 0 0 1 1 0 0 = 0 1 1 0 0 1 0 1 1
–   Shield 2.1 64-bit2727+13
−13
(+13)15.5 − 25.5
(+8−18=15)
37.8%
15.5 / 41
15.5%
−68
0 1 0 = 0 0 = = = = 0 0 0 0 0 1 = = 0 = = 0 0 0 0 1 0 = = = 1 = 0 = 0 1 0 1 1 1 =
–   Chess Tiger 2007.12704+10
−10
(−10)2 − 2
(+1−1=2)
50.0%
2.0 / 4
79.7%
−10
1 = = 0
–   ECE 20.1 64-bit2699+22
−22
(−15)4 − 4
(+3−3=2)
50.0%
4.0 / 8
82.3%
−15
0 = 0 1 = 1 0 1
–   Benjamin 1.02699+24
−24
(−15)11.5 − 10.5
(+6−5=11)
52.3%
11.5 / 22
82.1%
+1
= 1 = 0 0 = 0 = 1 = = 0 = 1 = 0 1 = = = 1 1
–   K2 0.992695+25
−25
(−19)25.5 − 24.5
(+15−14=21)
51.0%
25.5 / 50
88.5%
−14
1 1 1 0 = 0 = 1 1 = 0 0 = = 0 0 = 0 1 0 0 1 = = = = = = 1 1 = 1 = 1 0 0 = = 1 1 1 1 = = = 0 0 0 = =
–   DanaSah 8.32693+19
−19
(−21)7.5 − 7.5
(+3−3=9)
50.0%
7.5 / 15
92.1%
−15
1 = 1 = 0 1 = = = 0 0 = = = =
–   Chessmaster 11 Aiglos II2692+18
−18
(−22)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
92.9%
+36
= 0 = 1 = 1
–   Velvet 1.1.0 64-bit2689+27
−27
(−25)3 − 1
(+2−0=2)
75.0%
3.0 / 4
91.9%
+117
= = 1 1
–   Fridolin 3.10 64-bit2683+14
−14
(−31)31 − 24
(+21−14=20)
56.4%
31.0 / 55
99.1%
+8
0 0 1 0 = 1 = = 1 = 0 0 1 1 1 1 1 = = 1 0 = = 0 0 1 = 1 = 0 = 1 1 0 1 1 1 0 = = = = 1 = = 1 1 1 0 1 = = 0 = 0
–   Shallow 2020-09-09 64-bit2671+26
−26
(−43)18.5 − 13.5
(+9−4=19)
57.8%
18.5 / 32
99.5%
−1
1 0 1 = = = 0 = 1 0 1 = 1 = = 1 1 = = = = 1 = = = = = = 1 = = 0
–   Djinn 1.021 64-bit2668+13
−13
(−46)0 − 2
(+0−2=0)
0.0%
0.0 / 2
100.0%
−INF
0 0
–   K2 0.952663+16
−16
(−51)9.5 − 6.5
(+5−2=9)
59.4%
9.5 / 16
100.0%
+1
= = = 1 = 1 0 = = = 1 1 0 = 1 =
–   Supernova 2.3 64-bit2662+74
−73
(−52)0 − 1
(+0−1=0)
0.0%
0.0 / 1
90.5%
−INF
0
–   Drosophila 1.6 64-bit2659+22
−22
(−55)9 − 6
(+6−3=6)
60.0%
9.0 / 15
100.0%
+12
= 1 1 0 = = 0 = 1 0 1 1 1 = =
–   Mr Bob 0.8.0 64-bit2649+27
−27
(−65)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+30
0 = 1 1
–   CM10th Pestilence2643+23
−24
(−71)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+211
1 1 = 1
–   CM9000 Default2641+29
−29
(−73)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+209
1 = 1 1
–   Nawito 19062631+20
−20
(−83)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+59
1 = 1 =
–   Delocto 0.61n 64-bit2626+23
−23
(−88)9.5 − 8.5
(+5−4=9)
52.8%
9.5 / 18
100.0%
−72
1 = 0 = = = = 0 1 1 = 0 = 1 1 = = 0
–   Betsabe II 20202608+28
−28
(−106)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+182
1 1 = 1
–   KnightX 2.4 64-bit2605+29
−29
(−109)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
100.0%
+13
1 1 0 1 = = = 1
–   Drofa 2.2.0 64-bit2595+198
−231
(−119)1 − 0
(+1−0=0)
100.0%
1.0 / 1
87.3%
+INF
1
–   Velvet 1.0.0 64-bit2557+24
−24
(−157)8.5 − 3.5
(+7−2=3)
70.8%
8.5 / 12
100.0%
−2
= 1 0 1 1 1 = 1 = 1 1 0
–   Galjoen 0.41.1 64-bit2541+208
−265
(−173)1 − 0
(+1−0=0)
100.0%
1.0 / 1
93.4%
+INF
1
–   Raven 1.10 64-bit2529+26
−26
(−185)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−185
1 = = 0
–   OliThink 5.6.9 64-bit2528+27
−27
(−186)10.5 − 1.5
(+10−1=1)
87.5%
10.5 / 12
100.0%
+159
1 0 1 1 = 1 1 1 1 1 1 1

Rating changes by day

Rating changes with played games


Created in 2005-2013 by CCRL team
Last games added on March 3, 2021