CCRL 40/4
Downloads and Statistics
January 13, 2018
Testing summary:
Total: 1'626'652 games
played by 1'934 programs
21844 CPU days (X2 4600+)

White wins: 635'703 (39.1%)
Black wins: 517'026 (31.8%)
Draws: 473'923 (29.1%)
White score: 53.6%

Engine Details

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OBender 03.2016 64-bit (2215+18
−18
)Quote
Author: Evgeniy Korniloff (Russia) Link: Homepage
This program was previously called "QChess".
This is one of the 2 OBender versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Myrddin 0.87 64-bit2379+13
−14
(+164)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
0
–   Lozza 1.16 64-bit2360+14
−14
(+145)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
0
–   Amateur 2.822352+8
−8
(+137)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
0
–   Horizon 4.42341+9
−9
(+126)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
0
–   Sorgenkind 0.42328+13
−13
(+113)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
0
–   Gibbon 2.69a 64-bit2327+15
−15
(+112)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−45
0 =
–   Chezzz 1.0.32323+9
−9
(+108)10.5 − 21.5
(+7−18=7)
32.8%
10.5 / 32
0.0%
−17
= 1 0 0 0 0 1 0 0 0 1 = 0 0 0 = 0 0 0 1 0 0 0 = = 0 1 0 = = 1 1
–   Absolute Zero 2.4.7.2 64-bit2315+16
−16
(+100)9.5 − 23.5
(+7−21=5)
28.8%
9.5 / 33
0.0%
−63
1 0 0 0 = 1 0 0 0 = 1 0 0 0 1 = 1 0 0 0 0 0 1 = 1 0 0 0 0 0 = 0 0
–   Aice 0.99.22313+10
−10
(+98)12 − 20
(+8−16=8)
37.5%
12.0 / 32
0.0%
+5
= 0 1 0 0 1 1 1 = 0 1 0 0 0 0 0 = 0 1 0 = 1 = 0 = = 0 0 = 0 0 1
–   Mediocre 0.5 64-bit2313+14
−14
(+98)17 − 16
(+14−13=6)
51.5%
17.0 / 33
0.0%
+107
1 1 = 1 0 1 = 1 1 0 0 1 0 1 0 1 0 1 1 1 = 0 = 0 0 0 1 0 0 1 = = 0
–   Averno 0.812310+10
−10
(+95)13 − 14
(+12−13=2)
48.1%
13.0 / 27
0.0%
+80
1 0 0 = 1 1 0 = 0 0 1 0 0 0 0 1 1 0 1 1 1 1 0 0 0 1 1
–   Sungorus 1.4 64-bit2309+10
−10
(+94)9 − 23
(+4−18=10)
28.1%
9.0 / 32
0.0%
−58
0 1 = 1 0 = = = 0 0 0 0 = 0 0 0 0 0 0 0 0 1 = 0 = 0 0 = 0 = = 1
–   Dimitri 350a2307+20
−20
(+92)5.5 − 24.5
(+3−22=5)
18.3%
5.5 / 30
0.0%
−162
0 0 0 0 0 = 0 1 = = 0 0 1 = 0 0 0 0 0 1 = 0 0 0 0 0 0 0 0 0
–   EveAnn 1.71a2306+16
−16
(+91)13 − 19
(+11−17=4)
40.6%
13.0 / 32
0.0%
+16
0 1 1 0 0 0 0 = 1 1 1 = 0 0 0 0 0 0 1 1 0 0 0 1 0 1 = 0 1 0 = 1
–   KnightX 1.922296+8
−8
(+81)16.5 − 15.5
(+14−13=5)
51.6%
16.5 / 32
0.0%
+92
0 1 0 1 0 0 = 1 0 0 0 1 1 = 1 1 1 0 1 1 = 1 0 1 0 0 0 1 0 = = 1
–   Waxman 20162289+18
−18
(+74)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
0
–   MadChess 2.0 64-bit2285+16
−16
(+70)7.5 − 24.5
(+6−23=3)
23.4%
7.5 / 32
0.0%
−152
0 0 0 1 0 0 0 0 0 0 1 0 = = 0 0 0 0 0 0 1 0 1 0 0 0 1 0 1 = 0 0
–   Popochin 3.22274+9
−9
(+59)16.5 − 16.5
(+12−12=9)
50.0%
16.5 / 33
0.0%
+60
1 = = 0 = = 0 1 0 1 1 = 1 1 1 1 0 1 1 0 0 = = 0 0 0 0 = 0 1 = 1 0
–   Paladin 0.1 64-bit2274+15
−15
(+59)32.5 − 31.5
(+26−25=13)
50.8%
32.5 / 64
0.0%
+62
= 1 = 0 1 = 1 0 0 0 1 1 0 0 = 0 1 1 = 1 1 0 1 0 0 1 = 1 0 1 1 0 0 0 0 1 = 1 1 1 = 0 0 = 1 1 0 = 0 0 = = 0 1 1 = 0 1 0 1 0 1 0 1
–   Fischerle 0.9.70 SE 64-bit2271+18
−18
(+56)11 − 21
(+6−16=10)
34.4%
11.0 / 32
0.0%
−54
= 0 = = 0 0 0 0 = = 0 0 0 0 1 1 1 1 = 0 = 0 = 0 = 1 = 0 0 0 0 1
–   Scidlet 3.61 64-bit2270+11
−11
(+55)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
0
–   Butcher 1.61 64-bit2265+13
−14
(+50)10 − 22
(+7−19=6)
31.3%
10.0 / 32
0.0%
−91
1 0 1 1 1 0 0 0 0 0 = 0 = = 0 0 1 = 0 0 0 0 0 = 1 1 = 0 0 0 0 0
–   Esc 1.162264+9
−9
(+49)16.5 − 15.5
(+14−13=5)
51.6%
16.5 / 32
0.0%
+60
= 1 0 = 1 = 0 1 0 1 = 1 0 0 0 1 1 0 0 0 = 0 1 0 1 1 1 0 1 0 1 1
–   Natwarlal 0.142261+8
−8
(+46)15.5 − 15.5
(+14−14=3)
50.0%
15.5 / 31
0.0%
+47
0 1 0 0 1 0 1 1 1 0 1 1 1 0 1 0 0 0 = 1 0 0 1 0 1 0 = 1 = 1 0
–   Zeus 1.292257+10
−9
(+42)12 − 20
(+10−18=4)
37.5%
12.0 / 32
0.0%
−55
0 1 0 = 0 0 0 0 = 0 0 0 0 = 0 1 1 0 1 = 0 0 1 0 1 0 1 1 0 0 1 1
–   Robocide 20170718 64-bit2243+21
−21
(+28)4 − 26
(+3−25=2)
13.3%
4.0 / 30
2.4%
−310
0 1 0 0 0 0 = 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 = 0 0 0 0 1 0 0
–   CT800 1.11 64-bit2240+20
−20
(+25)10.5 − 19.5
(+9−18=3)
35.0%
10.5 / 30
3.1%
−94
0 1 0 0 0 0 0 0 0 0 0 0 = = 0 1 0 1 = 1 1 1 0 0 0 1 1 1 0 0
–   Ant 2006-F2236+10
−10
(+21)20 − 12
(+17−9=6)
62.5%
20.0 / 32
1.8%
+112
0 0 1 1 = 0 1 0 = = 1 1 1 0 0 1 = 1 = 1 1 0 1 1 1 1 0 1 1 = 1 0
–   Anechka 0.082235+8
−8
(+20)12 − 20
(+9−17=6)
37.5%
12.0 / 32
2.1%
−73
= 0 1 = 0 1 1 0 0 0 0 0 1 = 1 0 1 1 1 0 0 0 0 1 0 0 0 = = 0 = 0
–   AliChess 4.252233+11
−11
(+18)18.5 − 13.5
(+17−12=3)
57.8%
18.5 / 32
4.0%
+83
1 1 0 0 1 1 0 0 1 0 0 1 1 = 0 0 1 0 1 1 1 1 1 = 0 1 1 = 0 0 1 1
–   Adam 3.32223+11
−11
(+8)20 − 12
(+16−8=8)
62.5%
20.0 / 32
23.2%
+100
1 1 0 0 1 0 1 1 1 1 0 = 0 0 1 = 0 1 = = 1 1 0 = 1 1 1 = = = 1 1
–   Exacto 0.e 64-bit2215+15
−15
(0)20 − 13
(+15−8=10)
60.6%
20.0 / 33
51.2%
+70
0 1 1 1 0 = = 0 0 = 1 = 0 1 = = = = 1 1 1 1 1 = 0 1 1 0 1 1 = 0 1
–   Buzz 0.08 64-bit2214+15
−15
(−1)18.5 − 14.5
(+13−9=11)
56.1%
18.5 / 33
55.9%
+36
0 = 1 = 1 = = 0 1 1 1 = 0 1 1 1 0 0 0 1 1 1 0 = 1 = = 0 = 1 = = 0
–   RamJet 0.132211+17
−17
(−4)21 − 11
(+18−8=6)
65.6%
21.0 / 32
62.9%
+112
= 1 0 0 0 = = 1 0 0 = 1 1 1 1 1 0 1 1 1 1 1 1 = 1 1 1 1 1 0 = 0
–   FireFly 2.7.0 64-bit2206+14
−14
(−9)16 − 15
(+15−14=2)
51.6%
16.0 / 31
79.5%
+3
1 1 0 0 1 0 = 0 1 1 1 1 1 0 0 0 1 0 0 1 1 1 0 0 1 0 0 1 0 = 1
–   SjaakII 1.3.0 64-bit2200+21
−21
(−15)0 − 2
(+0−2=0)
0.0%
0.0 / 2
86.2%
−INF
0 0
–   Chispa 4.0.32199+9
−9
(−16)14.5 − 17.5
(+11−14=7)
45.3%
14.5 / 32
95.2%
−48
0 = 0 1 1 = 0 0 0 1 = 0 = = 0 1 1 1 0 0 1 1 0 = 1 0 0 0 1 = 0 1
–   Barbarossa 0.3.0 64-bit2197+18
−18
(−18)21.5 − 9.5
(+19−7=5)
69.4%
21.5 / 31
92.5%
+130
= 0 1 1 0 0 0 1 1 = 0 1 0 1 1 1 = 1 = 1 0 1 1 1 1 1 1 1 1 1 =
–   RattateChess 1.0 Nosferatu2196+14
−14
(−19)15 − 17
(+12−14=6)
46.9%
15.0 / 32
95.6%
−40
1 1 0 1 0 0 1 = 1 0 1 0 0 = 0 = 1 = 0 = 1 1 1 = 0 0 0 0 1 1 0 0
–   Beowulf 2.4a 32-bit2195+12
−11
(−20)19 − 14
(+13−8=12)
57.6%
19.0 / 33
97.3%
+28
1 0 = = = 1 1 = = = = = 1 0 1 = 1 0 = 1 1 0 1 0 0 0 0 1 1 = = 1 1
–   Uralochka 1.1b2184+11
−11
(−31)17 − 15
(+14−12=6)
53.1%
17.0 / 32
99.9%
−7
1 1 = 1 0 0 1 = 1 = 0 1 1 0 0 = 1 0 1 0 1 1 = 0 1 0 0 1 0 0 = 1
–   Madeleine 0.22182+10
−10
(−33)17.5 − 16.5
(+13−12=9)
51.5%
17.5 / 34
99.9%
−20
0 1 1 1 0 0 = 1 0 1 = = 0 0 0 0 0 0 = 1 1 1 = 1 0 1 = 1 = 1 1 = 0 =
–   Atak 6.82180+11
−11
(−35)22 − 10
(+20−8=4)
68.8%
22.0 / 32
100.0%
+113
1 = = 1 1 1 1 1 1 0 1 1 1 0 = 1 1 0 1 1 1 1 0 1 0 1 = 0 1 0 0 1
–   Isa 2.0.48 64-bit2172+21
−21
(−43)13.5 − 16.5
(+11−14=5)
45.0%
13.5 / 30
99.9%
−83
= = 0 = 0 0 1 1 0 1 1 1 0 = 0 1 1 0 1 0 0 1 1 1 0 = 0 0 0 0
–   Lime 662142+9
−9
(−73)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
0
–   Tiny Chess 1.46 64-bit2135+24
−24
(−80)19.5 − 10.5
(+15−6=9)
65.0%
19.5 / 30
100.0%
+23
0 0 = = = 1 = 1 0 1 1 = 1 = 1 0 1 1 1 = 1 1 1 1 = 1 = 0 0 1
–   RamJet 0.142114+22
−22
(−101)16 − 14
(+13−11=6)
53.3%
16.0 / 30
100.0%
−76
1 0 1 1 = 1 0 1 = 1 0 1 1 1 = 0 0 1 0 1 0 1 0 = 0 0 1 = 0 =
–   Genesis 2.01b2094+74
−77
(−121)1 − 0
(+1−0=0)
100.0%
1.0 / 1
99.9%
+INF
1
–   Oberon 0.041994+29
−29
(−221)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
0

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
OBender 03.2016 64-bit
played with current
participants of this list
Represented by
1-2-CPU    995OBender 3.2.x
All    995OBender 3.2.x
Free    995OBender 3.2.x
Free 1-2-CPU    995OBender 3.2.x
Free single-CPU    995OBender 3.2.x
Single-CPU    995OBender 3.2.x

Created in 2005-2013 by CCRL team
Last games added on January 13, 2018