CCRL Blitz
Downloads and Statistics
February 27, 2021
Testing summary:
Total: 2'472'902 games
played by 2'944 programs

White wins: 950'998 (38.5%)
Black wins: 761'961 (30.8%)
Draws: 759'943 (30.7%)
White score: 53.8%

Engine Details

Options
Show each game results
GreKo 2020.03 64-bit (2747+15
−15		)Quote
Author: Vladimir Medvedev Link: GreKo Homepage
This is one of the 23 GreKo versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   BBC 1.4 Stockfish NNUE 64-bit2958+20
−20		(+211)0.5 − 5.5
(+0−5=1)		8.3%
0.5 / 6
0.0%
−147
0 0 = 0 0 0
–   Stash 25.0 64-bit2924+20
−20		(+177)2.5 − 17.5
(+0−15=5)		12.5%
2.5 / 20
0.0%
−111
0 0 0 = 0 = 0 0 0 0 0 = 0 0 0 = 0 0 = 0
–   Koivisto 1.0 64-bit2863+21
−20		(+116)10.5 − 21.5
(+7−18=7)
32.8%
10.5 / 32
0.0%
−13
0 = 1 = 0 0 0 0 0 0 0 0 0 = 0 = 0 0 0 1 0 = 1 = = 0 0 0 1 1 1 1
–   Mr Bob 0.9.0 64-bit2846+18
−18		(+99)13 − 19
(+8−14=10)
40.6%
13.0 / 32
0.0%
+37
1 0 0 0 1 1 0 0 = 0 1 = = 0 0 = = 1 0 = 0 1 0 1 = 1 0 0 = 0 = =
–   OliThink 5.9.2 64-bit2829+20
−19		(+82)13.5 − 18.5
(+11−16=5)
42.2%
13.5 / 32
0.0%
+23
1 0 1 = = 1 0 0 0 = 0 1 0 1 0 1 = 0 0 1 0 1 1 0 = 0 0 1 1 0 0 0
–   Halogen 8 64-bit2822+19
−19		(+75)12 − 18
(+10−16=4)
40.0%
12.0 / 30
0.0%
−2
= 1 1 0 = 1 0 0 1 1 1 0 0 0 1 = 0 1 0 0 0 = 0 0 0 0 0 1 0 1
–   Octochess r5506 64-bit2819+12
−12		(+72)20 − 40
(+9−29=22)
33.3%
20.0 / 60
0.0%
−39
0 = = 0 0 1 0 0 0 0 = 0 = = 0 = = = 0 = 0 1 = = = 0 = 1 1 0 0 0 = 1 0 0 = 0 1 = = 0 1 0 0 = 0 0 = 0 = 0 = 0 0 0 0 = 1 1
–   Devel 3.8.42818+19
−19		(+71)14.5 − 17.5
(+11−14=7)
45.3%
14.5 / 32
0.0%
+39
= 0 = 1 = 0 0 0 1 1 = 0 0 1 1 0 1 0 1 1 0 = 1 0 0 0 0 1 = = 0 1
–   RuyDos 1.1.11 64-bit2794+18
−18		(+47)5.5 − 3.5
(+4−2=3)		61.1%
5.5 / 9
0.0%
+129
1 = 1 0 0 1 = 1 =
–   Ktulu 92781+8
−7		(+34)41.5 − 57.5
(+28−44=27)
41.9%
41.5 / 99
0.0%
−22
= 0 = 1 0 = 1 0 1 0 0 = = 0 = 0 1 0 = 1 0 0 1 0 0 0 = 1 = 0 = 1 = 0 0 = 0 0 1 = 0 = 1 0 1 1 = 1 0 0 = 0 1 = 1 0 1 0 0 0 = 0 1 = 1 = 0 0 = = 1 1 1 1 0 1 0 1 = = 0 0 0 0 0 = 0 1 = 0 0 1 0 = 0 0 0 1 1
–   Delocto 0.61n 64-bit2773+18
−17		(+26)45 − 55
(+31−41=28)
45.0%
45.0 / 100
1.1%
−8
0 0 1 0 0 0 1 = 1 0 = 0 = 0 1 = = 1 0 1 0 1 = 1 0 = 1 0 0 0 0 1 1 1 0 = 0 0 = 0 1 = 1 = = = 0 = = 0 0 = = = 1 1 0 0 = 0 0 1 1 1 = 1 0 0 = 1 1 = 1 0 0 1 1 0 0 = 1 1 0 0 = 1 0 0 = = 0 = 1 1 = 0 0 1 0 0
–   Frenzee 3.5.19 64-bit2770+7
−7		(+23)49.5 − 50.5
(+38−39=23)
49.5%
49.5 / 100
0.5%
+21
0 1 0 1 0 1 1 1 1 0 1 = = = 1 0 1 1 1 = = = 0 0 1 0 1 1 = 0 1 0 1 1 1 0 1 0 1 0 0 1 0 0 1 = = 1 1 = 1 0 1 0 = 0 1 0 1 1 0 = 1 0 0 = = = 0 1 0 1 0 0 0 0 0 0 = = 0 0 0 0 1 = 1 = 0 = 1 1 0 0 1 = 1 0 = =
–   Twisted Logic 20100131x 64-bit2768+10
−10		(+21)28.5 − 32.5
(+18−22=21)
46.7%
28.5 / 61
1.2%
−2
0 0 = 0 1 = 1 = 0 1 1 = 1 0 = = = 0 0 1 1 1 0 0 = = 0 0 = = = 0 0 0 0 1 = 1 0 1 = 0 1 = = = 1 1 = 0 0 0 1 = = 1 1 0 0 1 =
–   Jonny 4.002764+6
−6		(+17)32 − 29
(+23−20=18)
52.5%
32.0 / 61
2.5%
+31
= 0 0 1 = = 0 0 1 0 = 0 1 0 0 = = 1 1 1 0 0 1 1 1 = 0 1 1 0 1 1 1 0 = 1 = = 0 0 = 1 = 1 1 1 0 1 1 1 = = = 0 1 = 0 = 0 0 =
–   Bison 9.11 64-bit2761+9
−9		(+14)47.5 − 52.5
(+31−36=33)
47.5%
47.5 / 100
6.9%
−4
= 0 1 1 1 0 = = 0 1 1 1 1 1 1 1 0 0 1 1 0 0 1 1 = = = 0 0 0 0 = = = = = 1 0 1 0 0 0 = 0 0 0 1 0 = = 1 = = 0 = 0 1 = = = 1 = 0 1 = = = 1 = 0 1 1 = 0 1 1 = 0 0 0 0 1 1 0 0 0 = 0 0 0 = 0 = 1 1 0 1 = = =
–   Arminius 2018-12-23 64-bit2755+12
−12		(+8)45 − 54
(+30−39=30)
45.5%
45.0 / 99
21.0%
−24
1 = 1 1 = 1 = 0 = 0 0 1 = 0 1 0 1 0 0 1 0 0 0 = 0 0 0 = 1 1 0 0 1 0 0 = 0 0 = 1 1 1 1 0 1 0 1 = = 1 = = 1 = 0 = = = 0 = = 1 0 = 0 = 0 0 1 1 1 1 = 0 0 1 0 = = = = 1 0 = 0 1 = = 1 1 0 0 0 0 = 0 0 1 0
–   Chronos 1.9.9 64-bit2740+7
−7		(−7)54 − 46
(+43−35=22)
54.0%
54.0 / 100
82.1%
+21
= 1 1 0 = = 1 1 1 1 = = 1 = = = 0 1 0 0 0 = 1 0 0 0 0 1 1 0 1 1 1 1 = 1 0 0 1 1 = 0 = 0 0 1 1 1 = 1 0 0 0 0 0 1 0 1 0 0 1 1 1 = = 0 = 1 0 1 1 1 = 0 1 0 1 0 0 1 0 = 1 1 1 0 0 1 1 = 1 = 0 = 0 0 = 1 1 1
–   Orion 0.7 64-bit2737+17
−17		(−10)14.5 − 17.5
(+12−15=5)
45.3%
14.5 / 32
80.9%
−43
0 1 1 0 = 0 0 0 1 1 1 1 = 0 0 1 1 0 1 0 0 0 1 1 = 0 = 0 0 1 0 =
–   Stash 21.0 64-bit2720+16
−16		(−27)19 − 13
(+15−9=8)
59.4%
19.0 / 32
99.4%
+42
0 1 1 1 0 0 = 1 = 1 = = = 0 1 0 1 0 1 = 0 1 = 1 = 1 1 1 0 0 1 1
–   Chess Tiger 2007.12713+7
−7		(−34)57 − 43
(+39−25=36)
57.0%
57.0 / 100
100.0%
+13
1 = 1 = 1 1 = 1 = 1 = 1 0 = = 0 1 1 1 = 1 1 = 1 0 = 1 1 = = 0 = 1 0 1 0 = 1 1 0 1 1 0 = = 1 0 = 0 = 1 0 = 0 0 = = 1 1 = 0 1 = = 0 = 0 1 1 1 = = 0 1 = = 0 1 = = 1 1 0 1 1 = 0 = 1 = 1 = 1 0 0 0 = 1 0 0
–   ECE 19.6.6.3 64-bit2713+17
−17		(−34)40.5 − 46.5
(+27−33=27)
46.6%
40.5 / 87
99.9%
−56
= 0 0 = 1 1 1 0 = 0 1 0 1 1 = 0 0 = 0 = 1 1 1 = 0 1 0 = 0 1 = 1 0 1 = 1 1 = 0 0 0 0 0 1 1 = = 1 0 0 = = 1 = = = 0 0 1 = 0 0 = 1 0 0 = = 1 1 = 1 = 0 1 0 = 0 0 1 = = 1 0 0 0 0
–   Donna 4.1 64-bit2701+12
−12		(−46)18.5 − 1.5
(+18−1=1)		92.5%
18.5 / 20
100.0%
+393
1 1 = 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1
–   Shallow 2020-09-09 64-bit2690+19
−19		(−57)16 − 16
(+11−11=10)
50.0%
16.0 / 32
100.0%
−54
1 1 0 1 = 0 0 1 = 1 = 0 0 1 0 = 0 0 0 1 = 1 = 1 1 = 1 0 = = = 0
–   DanaSah 8.32687+16
−16		(−60)53 − 38
(+46−31=14)
58.2%
53.0 / 91
100.0%
+1
0 0 1 0 0 1 1 = = 0 1 = 1 = 0 0 0 0 = 0 1 0 = 1 1 1 1 1 0 0 0 = 1 1 0 1 1 0 1 0 1 1 1 1 = 0 1 1 1 0 0 = 1 1 1 1 = 1 1 1 0 1 1 0 0 1 = 1 0 1 0 1 1 1 1 0 1 0 1 0 0 = 1 0 = 1 0 = 1 1 1
–   Dumb 1.8 64-bit2682+19
−19		(−65)18.5 − 13.5
(+14−9=9)
57.8%
18.5 / 32
100.0%
−11
= 1 = 1 0 0 0 0 0 1 1 0 1 = 0 = = 1 = = 1 1 0 1 1 = 1 1 1 1 0 =
–   Fridolin 3.10 64-bit2677+16
−16		(−70)63 − 36
(+48−21=30)
63.6%
63.0 / 99
100.0%
+23
= 1 1 1 1 1 0 0 = 1 = 1 0 = = 1 1 1 0 = 1 1 0 = 1 1 0 0 1 1 = 1 0 1 1 1 = 0 = = = 1 1 = = = 1 1 0 0 0 1 1 1 = = 1 = = = = 1 0 1 1 1 0 1 1 = 1 0 1 1 1 0 0 0 = 0 1 = = 1 1 1 = 1 0 = = 1 1 1 1 = 1 0 =
1498 games: 532 wins, 560 losses, 406 draws (27.1%), score: 49.1%

Rating changes by day

Rating changes with played games

Created in 2005-2013 by CCRL team
Last games added on February 27, 2021