CCRL 40/40
Downloads and Statistics
March 18, 2017
Testing summary:
Total: 698'425 games
played by 1'846 programs
96217 CPU days (X2 4600+)

White wins: 240'830 (34.5%)
Black wins: 178'969 (25.6%)
Draws: 278'626 (39.9%)
White score: 54.4%

Engine Details

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OBender 03.2016 64-bit#261  (2203+25
−25
)Quote
Author: Evgeniy Korniloff (Russia) Link: Homepage
This program was previously called "QChess".
This is one of the 4 OBender versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   CyberPagno 3.0 64-bit2501+24
−24
(+298)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   MadChess 2.0 64-bit2365+22
−22
(+162)3.5 − 10.5
(+2−9=3)
25.0%
3.5 / 14
0.0%
−24
= 0 0 0 = 0 0 1 0 = 1 0 0 0
–   Waxman 20152351+24
−25
(+148)1.5 − 12.5
(+0−11=3)
10.7%
1.5 / 14
0.0%
−166
= 0 0 0 0 0 0 0 0 = 0 0 0 =
–   Jumbo 0.4.17 64-bit2339+31
−30
(+136)3 − 7
(+0−4=6)
30.0%
3.0 / 10
0.0%
+24
0 0 = = = = = 0 0 =
–   CyberPagno 2.3 64-bit2336+27
−27
(+133)0.5 − 9.5
(+0−9=1)
5.0%
0.5 / 10
0.0%
−313
= 0 0 0 0 0 0 0 0 0
–   Bagatur 1.4c 64-bit2332+35
−35
(+129)1.5 − 8.5
(+1−8=1)
15.0%
1.5 / 10
0.0%
−176
= 0 0 0 1 0 0 0 0 0
–   Butcher 1.61 64-bit2329+31
−32
(+126)1.5 − 8.5
(+0−7=3)
15.0%
1.5 / 10
0.0%
−126
= 0 0 0 0 = 0 0 = 0
–   Capivara LK 0.09a02a 64-bit2312+31
−31
(+109)2.5 − 7.5
(+2−7=1)
25.0%
2.5 / 10
0.0%
−93
0 0 0 0 1 0 1 = 0 0
–   Gibbon 2.69a 64-bit2308+21
−21
(+105)3.5 − 10.5
(+2−9=3)
25.0%
3.5 / 14
0.0%
−78
0 = 0 0 0 0 0 = 1 = 1 0 0 0
–   Nemeton 1.22305+27
−27
(+102)5 − 5
(+4−4=2)
50.0%
5.0 / 10
0.0%
+102
0 = 0 1 1 0 = 0 1 1
–   Absolute Zero 2.4.7.2 64-bit2297+25
−25
(+94)6 − 8
(+4−6=4)
42.9%
6.0 / 14
0.0%
+44
0 1 1 0 0 = 0 1 = = = 1 0 0
–   Schooner 1.5 64-bit2293+26
−26
(+90)11 − 7
(+10−6=2)
61.1%
11.0 / 18
0.0%
+181
1 1 1 1 1 1 = 0 0 = 1 1 1 0 0 0 0 1
–   Fischerle 0.9.70 SE 64-bit2290+24
−24
(+87)2.5 − 5.5
(+0−3=5)
31.3%
2.5 / 8
0.0%
−17
0 0 = = = 0 = =
–   Bearded N44.2 64-bit2285+31
−31
(+82)6 − 8
(+4−6=4)
42.9%
6.0 / 14
0.0%
+29
1 1 1 0 = 0 = = 0 1 0 0 0 =
–   FireFly 2.7.0 64-bit2284+19
−19
(+81)2 − 2
(+2−2=0)
50.0%
2.0 / 4
0.0%
+81
1 1 0 0
–   Jumbo 0.4.0 64-bit2276+35
−35
(+73)3 − 3
(+2−2=2)
50.0%
3.0 / 6
0.0%
+73
0 1 0 = = 1
–   Absolute Zero 2.4.4.0 64-bit2266+33
−33
(+63)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.2%
−79
0 = = 0
–   Protej 0.5.8c2248+22
−22
(+45)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.4%
−181
1 0 0 0
–   Lozza 1.14a 64-bit2238+29
−29
(+35)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
3.5%
+2
1 1 0 1 0 0 0 = = =
–   RamJet 0.132218+27
−27
(+15)8 − 7
(+5−4=6)
53.3%
8.0 / 15
21.0%
+34
0 = = 0 = = 0 1 1 1 1 1 = 0 =
–   Uralochka 1.1b2216+19
−19
(+13)4.5 − 5.5
(+4−5=1)
45.0%
4.5 / 10
21.4%
−24
1 1 0 = 1 1 0 0 0 0
–   ChessKISS 1.7c 64-bit2215+23
−23
(+12)6.5 − 7.5
(+4−5=5)
46.4%
6.5 / 14
24.8%
−9
1 1 = 1 1 = = 0 0 = 0 0 = 0
–   ChessKISS 1.7 64-bit2207+20
−20
(+4)5 − 5
(+4−4=2)
50.0%
5.0 / 10
39.1%
+4
1 0 = = 0 0 1 0 1 1
–   Neurosis 2.32205+29
−29
(+2)4 − 6
(+3−5=2)
40.0%
4.0 / 10
45.3%
−65
0 0 1 = 0 = 1 0 1 0
–   Napoleon 1.6.0b 64-bit2204+33
−33
(+1)10.5 − 9.5
(+7−6=7)
52.5%
10.5 / 20
47.7%
+18
= 0 1 = 0 1 = 0 0 = 0 = = 1 1 1 1 = 0 1
–   NG-Play 9.85 64-bit2190+31
−31
(−13)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
73.0%
+91
= 1 0 0 1 = 1 1 1 =
–   NG-Play 9.87 64-bit2190+32
−33
(−13)8.5 − 5.5
(+6−3=5)
60.7%
8.5 / 14
73.3%
+55
1 = = 1 0 0 1 1 1 = = 1 = 0
–   Latista (Sinobyl) 1.52189+27
−27
(−14)6 − 4
(+5−3=2)
60.0%
6.0 / 10
76.8%
+54
= 1 1 0 = 1 0 1 1 0
–   FireFly 2.5.13 32-bit2186+35
−35
(−17)5 − 5
(+5−5=0)
50.0%
5.0 / 10
78.0%
−17
1 0 1 0 1 1 0 0 0 1
–   Isa 1.9.63 64-bit2186+29
−29
(−17)8.5 − 5.5
(+7−4=3)
60.7%
8.5 / 14
80.4%
+62
1 0 1 = 1 1 1 = 1 0 0 = 1 0
–   Amundsen 0.65.12184+34
−34
(−19)7 − 3
(+5−1=4)
70.0%
7.0 / 10
80.4%
+106
= 1 1 1 = 1 = 1 0 =
–   BlackBishop 0.472183+35
−35
(−20)3 − 7
(+2−6=2)
30.0%
3.0 / 10
81.6%
−163
0 0 0 0 = 1 1 0 0 =
–   GopherCheck 0.2.3 64-bit2179+36
−36
(−24)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
85.5%
−108
= 0 1 0 = = = 0 = 0
–   Barbarossa 0.4.0 DJ 64-bit2172+37
−36
(−31)10 − 6
(+8−4=4)
62.5%
10.0 / 16
92.0%
+60
1 0 1 1 0 0 1 1 = 1 = 1 = = 1 0
–   NG-Play 9.86 64-bit2170+23
−23
(−33)4.5 − 7.5
(+3−6=3)
37.5%
4.5 / 12
97.1%
−123
0 0 0 0 1 1 = = = 0 0 1
–   Kurt 0.9.2.2 64-bit2170+23
−23
(−33)5.5 − 4.5
(+5−4=1)
55.0%
5.5 / 10
96.8%
+8
1 0 1 0 0 1 1 = 1 0
–   Isa 1.9.51 64-bit2166+30
−30
(−37)12.5 − 5.5
(+10−3=5)
69.4%
12.5 / 18
97.0%
+98
1 1 1 1 = 1 1 1 0 = 0 1 0 1 = = 1 =
–   Chesley r323 64-bit2164+29
−29
(−39)6 − 4
(+6−4=0)
60.0%
6.0 / 10
97.7%
+49
1 1 0 0 1 1 0 0 1 1
–   Dorpsgek Cosmopolitan 2 64-bit2155+31
−31
(−48)13 − 9
(+11−7=4)
59.1%
13.0 / 22
99.2%
+20
1 1 1 1 1 0 0 = 0 1 1 1 = 0 0 1 0 0 = 1 = 1
–   K2 0.43f2138+33
−33
(−65)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
99.9%
+108
1 1 1 = 0 1 = 1 = 1
–   Blitzkrieg rev337 64-bit2133+28
−28
(−70)12.5 − 7.5
(+9−4=7)
62.5%
12.5 / 20
100.0%
+15
= = 1 1 1 1 = 1 1 0 1 = 1 = 0 0 = 1 = 0
–   Myrddin 0.84 32-bit2110+33
−33
(−93)4 − 6
(+3−5=2)
40.0%
4.0 / 10
100.0%
−161
1 = 0 0 0 0 0 = 1 1
–   Clarabit 1.00 64-bit2101+28
−28
(−102)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
−1
1 1 1 = = 1 0 1 = 0
–   Soldat III 0.178 64-bit2072+23
−23
(−131)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+11
1 =
–   BigLion 2.23w2071+24
−24
(−132)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
−22
1 = 0 = 0 = 1 1 1 1
–   Zeta Dva 0301 64-bit2070+31
−31
(−133)8.5 − 1.5
(+8−1=1)
85.0%
8.5 / 10
100.0%
+170
1 1 = 1 1 0 1 1 1 1
–   Cinnamon 2.0 64-bit2062+29
−29
(−141)12.5 − 7.5
(+9−4=7)
62.5%
12.5 / 20
100.0%
−59
= = 1 1 1 = = = = 1 0 0 1 1 = 0 0 1 1 1
–   BigLion 2.23x2062+17
−18
(−141)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
−39
= 1 1 0 1 1 0 1 = =
–   Ecce 1.0 (rev. 508) 64-bit2049+24
−24
(−154)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+2
1 =
–   Abbess 2016.12.112022+34
−34
(−181)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1
–   Smash 1.0.3 64-bit2000+29
−29
(−203)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1
–   Zeta Dva 0303 64-bit1956+38
−39
(−247)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1

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    24OBender 3.2.4.2
All    24OBender 3.2.4.2
Free    24OBender 3.2.4.2
Free 1-2-CPU    24OBender 3.2.4.2
Free single-CPU    24OBender 3.2.4.2
Single-CPU    24OBender 3.2.4.2

Created in 2005-2013 by CCRL team
Last games added on March 18, 2017