CCRL 40/15
Downloads and Statistics
May 15, 2021
Testing summary:
Total: 1'244'261 games
played by 2'847 programs

White wins: 426'196 (34.3%)
Black wins: 313'011 (25.2%)
Draws: 505'054 (40.6%)
White score: 54.5%

Engine Details

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GreKo 2020.03 64-bit (2715+21
−21
)Quote
Author: Vladimir Medvedev Link: GreKo Homepage
This is one of the 35 GreKo versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Drofa 3.0.0 64-bit2961+108
−94
(+246)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.0%
+20
1 0 0 0
–   Invictus r305 64-bit2879+17
−17
(+164)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
+96
0 = = =
–   FabChess 1.13 64-bit2878+21
−20
(+163)4.5 − 30.5
(+0−26=9)
12.9%
4.5 / 35
0.0%
−118
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
–   Halogen 8 64-bit2877+21
−21
(+162)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+162
= = 0 1
–   OliThink 5.9.3 64-bit2871+97
−89
(+156)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.1%
−121
0 0 0 =
–   Francesca MAD 0.27 64-bit2856+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-bit2836+23
−23
(+121)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−36
0 = 0 =
–   Weiss 1.0 64-bit2833+24
−24
(+118)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−24
= 0 = 0
–   Zurichess Neuchatel 64-bit2830+12
−12
(+115)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+84
=
–   tomitankChess 4.0 64-bit2818+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-bit2807+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-bit2800+27
−27
(+85)3.5 − 1.5
(+2−0=3)
70.0%
3.5 / 5
0.0%
+197
1 = = = 1
–   Monolith 1.0 64-bit2795+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 1.1.11 64-bit2786+20
−20
(+71)2.5 − 9.5
(+1−8=3)
20.8%
2.5 / 12
0.0%
−141
0 1 0 0 0 0 = 0 0 0 = =
–   Devel 3.8.42784+26
−26
(+69)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
0.0%
+164
1 0 = 1
–   RuyDos 1.1.10 64-bit2782+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
(+65)5 − 5
(+3−3=4)
50.0%
5.0 / 10
0.0%
+69
1 = 1 0 0 = 0 = 1 =
–   Pawny 1.2 64-bit2779+13
−13
(+64)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Stash 21.2 64-bit2775+28
−28
(+60)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+49
= 1 = 0
–   Cheese 2.0 64-bit2763+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-bit2760+25
−25
(+45)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.3%
+34
0 = 1 =
–   Velvet 1.2.0 64-bit2753+30
−30
(+38)3 − 1
(+3−1=0)
75.0%
3.0 / 4
2.0%
+272
1 0 1 1
–   Ktulu 92752+12
−12
(+37)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.1%
−120
0 =
–   Devel 3.2.92746+24
−24
(+31)2 − 6
(+0−4=4)
25.0%
2.0 / 8
2.8%
−118
= = 0 0 = 0 = 0
–   Carballo 1.7 64-bit2737+14
−14
(+22)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
4.5%
+164
1 =
–   Arminius 2018-12-23 64-bit2733+12
−12
(+18)22.5 − 26.5
(+12−16=21)
45.9%
22.5 / 49
7.2%
−9
0 1 1 = 0 1 = = 1 = = = = = 0 = = 0 0 = 1 1 1 = 0 = 0 1 = = = 0 0 0 1 1 0 0 = 0 1 0 = 0 1 = 0 = =
–   Shield 2.1 64-bit2727+13
−13
(+12)15.5 − 25.5
(+8−18=15)
37.8%
15.5 / 41
16.1%
−69
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 =
–   K2 0.992707+21
−21
(−8)28.5 − 28.5
(+16−16=25)
50.0%
28.5 / 57
70.2%
−10
= 0 = = = 1 0 = 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 =
–   Chess Tiger 2007.12703+10
−10
(−12)2 − 2
(+1−1=2)
50.0%
2.0 / 4
83.9%
−12
1 = = 0
–   Benjamin 1.02699+24
−24
(−16)11.5 − 10.5
(+6−5=11)
52.3%
11.5 / 22
84.5%
0
1 = = 1 1 = 0 = = = 1 = 0 1 = 0 = 0 0 = 1 =
–   DanaSah 8.32697+19
−19
(−18)9.5 − 8.5
(+5−4=9)
52.8%
9.5 / 18
90.2%
+1
0 = = = = 0 1 = = = 1 0 = 1 = 0 1 1
–   ECE 20.1 64-bit2693+20
−20
(−22)10 − 6
(+8−4=4)
62.5%
10.0 / 16
93.8%
+63
1 = 1 0 = 0 0 = 0 1 1 = 1 1 1 1
–   Chessmaster 11 Aiglos II2693+18
−18
(−22)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
94.3%
+36
= 0 = 1 = 1
–   Velvet 1.1.0 64-bit2685+25
−25
(−30)3 − 1
(+2−0=2)
75.0%
3.0 / 4
96.5%
+112
= 1 1 =
–   Fridolin 3.10 64-bit2683+14
−14
(−32)31 − 24
(+21−14=20)
56.4%
31.0 / 55
99.5%
+7
= = 0 1 = 1 = 1 1 = 0 0 1 1 1 1 1 = = 1 0 = = 0 0 1 = 1 = 0 = 1 1 0 1 1 1 0 = = = = 1 = = 0 1 1 = 0 = 0 1 0 0
–   Shallow 2020-09-09 64-bit2675+22
−22
(−40)22 − 18
(+10−6=24)
55.0%
22.0 / 40
99.6%
−15
= = 1 = 1 = = 0 = 1 0 1 1 = = = = 1 = = = = = = 1 = = 0 = 0 0 1 = = = 1 0 = = 1
–   Djinn 1.021 64-bit2667+13
−13
(−48)0 − 2
(+0−2=0)
0.0%
0.0 / 2
100.0%
−INF
0 0
–   K2 0.952663+16
−16
(−52)9.5 − 6.5
(+5−2=9)
59.4%
9.5 / 16
100.0%
0
= = 1 0 = = 1 0 = 1 = 1 = = 1 =
–   Mr Bob 0.8.0 64-bit2655+25
−25
(−60)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+35
0 = 1 1
–   Supernova 2.3 64-bit2652+25
−25
(−63)5.5 − 2.5
(+5−2=1)
68.8%
5.5 / 8
100.0%
+86
1 1 0 1 1 = 1 0
–   Drosophila 1.6 64-bit2649+20
−20
(−66)13.5 − 8.5
(+10−5=7)
61.4%
13.5 / 22
100.0%
+13
= = = 0 1 1 0 = 1 1 1 = = 1 1 0 = 1 1 0 0 1
–   CM10th Pestilence2644+23
−23
(−71)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+211
1 1 = 1
–   CM9000 Default2641+29
−29
(−74)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+208
1 = 1 1
–   Drofa 2.2.0 64-bit2639+29
−29
(−76)1 − 3
(+1−3=0)
25.0%
1.0 / 4
100.0%
−302
0 0 1 0
–   Nawito 19062629+20
−20
(−86)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+56
= 1 = 1
–   Delocto 0.61n 64-bit2626+22
−22
(−89)9.5 − 8.5
(+5−4=9)
52.8%
9.5 / 18
100.0%
−73
= = 0 = 0 = 1 1 = = 0 1 1 = 1 = 0 =
–   KnightX 2.61 64-bit2625+32
−32
(−90)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−7
1 1 = 0
–   KnightX 2.7 64-bit2619+29
−30
(−96)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+53
1 1 = =
–   Lozza 2.0 64-bit2609+26
−26
(−106)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−188
= 0 0 1
–   Betsabe II 20202609+24
−24
(−106)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+183
1 = 1 1
–   KnightX 2.4 64-bit2598+28
−28
(−117)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
100.0%
+5
1 1 0 1 = = = 1
–   Velvet 1.0.0 64-bit2557+24
−24
(−158)8.5 − 3.5
(+7−2=3)
70.8%
8.5 / 12
100.0%
−3
= 1 0 1 1 1 = 1 = 1 1 0
–   Raven 1.10 64-bit2528+23
−23
(−187)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−187
= 0 1 =
–   OliThink 5.6.9 64-bit2526+26
−26
(−189)10.5 − 1.5
(+10−1=1)
87.5%
10.5 / 12
100.0%
+157
1 0 1 1 = 1 1 1 1 1 1 1
–   Galjoen 0.41.1 64-bit2522+63
−65
(−193)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
−37
= 1 1 =
–   Delocto 200419 64-bit2521+58
−59
(−194)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−183
0 = 1 =

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Created in 2005-2013 by CCRL team
Last games added on May 15, 2021