CCRL 40/40
Downloads and Statistics
July 22, 2017
Testing summary:
Total: 727'811 games
played by 1'904 programs
99761 CPU days (X2 4600+)

White wins: 250'438 (34.4%)
Black wins: 186'059 (25.6%)
Draws: 291'314 (40.0%)
White score: 54.4%

Engine Details

Options
Show each game results
OBender 03.2016 64-bit#261  (2211+23
−23
)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+22
−22
(+290)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Counter 1.99 64-bit2459+32
−32
(+248)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.0%
+21
1 0 0 0
–   Bumblebee 1.0.36898e1 64-bit2448+23
−23
(+237)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Shallow r694 64-bit2438+23
−23
(+227)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−55
0 = 0 0
–   Ares 1.005.2 64-bit2407+19
−19
(+196)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
+53
0 = 0 =
–   Jumbo 0.4.34 64-bit2406+30
−30
(+195)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+112
0 1 = 0
–   Orion 0.3.0 64-bit2385+20
−20
(+174)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+91
0 0 1 =
–   Waxman 20162377+26
−26
(+166)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−122
0 = 0 0
–   MadChess 2.0 64-bit2366+22
−22
(+155)3.5 − 10.5
(+2−9=3)
25.0%
3.5 / 14
0.0%
−31
1 0 0 0 = 0 0 0 = 0 = 0 0 1
–   Waxman 20152353+24
−24
(+142)1.5 − 12.5
(+0−11=3)
10.7%
1.5 / 14
0.0%
−173
0 0 0 = = 0 0 0 0 0 = 0 0 0
–   Jumbo 0.4.17 64-bit2340+28
−28
(+129)3 − 7
(+0−4=6)
30.0%
3.0 / 10
0.0%
+17
0 0 = = = = = 0 0 =
–   CyberPagno 2.3 64-bit2337+27
−27
(+126)0.5 − 9.5
(+0−9=1)
5.0%
0.5 / 10
0.0%
−321
0 0 0 0 = 0 0 0 0 0
–   Bagatur 1.4c 64-bit2333+35
−35
(+122)1.5 − 8.5
(+1−8=1)
15.0%
1.5 / 10
0.0%
−183
0 0 = 0 0 0 1 0 0 0
–   Butcher 1.61 64-bit2329+31
−31
(+118)1.5 − 8.5
(+0−7=3)
15.0%
1.5 / 10
0.0%
−134
= 0 = 0 0 0 0 = 0 0
–   Gibbon 2.69a 64-bit2315+20
−20
(+104)3.5 − 10.5
(+2−9=3)
25.0%
3.5 / 14
0.0%
−79
0 0 0 = 0 0 0 0 0 = 0 1 1 =
–   Capivara LK 0.09a02a 64-bit2312+31
−31
(+101)2.5 − 7.5
(+2−7=1)
25.0%
2.5 / 10
0.0%
−101
0 0 0 0 0 0 1 0 1 =
–   Nemeton 1.22306+27
−27
(+95)5 − 5
(+4−4=2)
50.0%
5.0 / 10
0.0%
+95
= 0 1 1 0 = 0 1 1 0
–   Schooner 1.5 64-bit2299+25
−25
(+88)11 − 7
(+10−6=2)
61.1%
11.0 / 18
0.0%
+179
0 0 1 0 1 1 1 0 1 1 1 1 1 1 0 = 0 =
–   Fischerle 0.9.80 SE 64-bit2297+28
−28
(+86)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+86
0 1 = =
–   Absolute Zero 2.4.7.2 64-bit2294+22
−22
(+83)9 − 13
(+5−9=8)
40.9%
9.0 / 22
0.0%
+23
0 = = = 0 = 0 1 0 0 1 = 0 1 = = 0 1 1 0 0 =
–   Fischerle 0.9.70 SE 64-bit2292+24
−24
(+81)2.5 − 5.5
(+0−3=5)
31.3%
2.5 / 8
0.0%
−23
0 = = = = = 0 0
–   FireFly 2.7.0 64-bit2286+18
−18
(+75)2 − 2
(+2−2=0)
50.0%
2.0 / 4
0.0%
+75
1 0 0 1
–   Bearded N44.2 64-bit2280+29
−29
(+69)6 − 8
(+4−6=4)
42.9%
6.0 / 14
0.0%
+16
0 0 0 = 0 1 1 1 1 0 = 0 = =
–   Jumbo 0.4.0 64-bit2277+35
−35
(+66)3 − 3
(+2−2=2)
50.0%
3.0 / 6
0.1%
+66
0 = = 1 0 1
–   Absolute Zero 2.4.4.0 64-bit2267+33
−33
(+56)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.3%
−86
0 = 0 =
–   Isa 2.0.45 64-bit2255+31
−31
(+44)8 − 6
(+5−3=6)
57.1%
8.0 / 14
1.3%
+87
= 1 = = 0 = = 1 1 1 = 0 1 0
–   Protej 0.5.8c2250+21
−21
(+39)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.9%
−187
0 0 1 0
–   Lozza 1.14a 64-bit2239+29
−29
(+28)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
7.1%
−4
0 = = = 1 1 0 1 0 0
–   Isa 1.9.68 64-bit2225+30
−30
(+14)7.5 − 6.5
(+5−4=5)
53.6%
7.5 / 14
23.3%
+39
0 = = 0 1 0 = 0 1 1 1 = = 1
–   RamJet 0.132222+23
−23
(+11)10 − 9
(+7−6=6)
52.6%
10.0 / 19
25.7%
+27
0 0 1 1 = 1 0 = 1 1 1 0 = = 0 = = 0 1
–   Uralochka 1.1b2215+19
−19
(+4)4.5 − 5.5
(+4−5=1)
45.0%
4.5 / 10
40.4%
−33
0 0 0 0 1 1 0 = 1 1
–   ChessKISS 1.7c 64-bit2213+22
−21
(+2)6.5 − 7.5
(+4−5=5)
46.4%
6.5 / 14
44.2%
−19
= 0 1 = = 0 0 = 0 0 1 = 1 1
–   ChessKISS 1.7 64-bit2208+20
−20
(−3)5 − 5
(+4−4=2)
50.0%
5.0 / 10
57.7%
−3
1 1 1 0 = = 0 0 1 0
–   Napoleon 1.6.0b 64-bit2205+33
−33
(−6)10.5 − 9.5
(+7−6=7)
52.5%
10.5 / 20
62.5%
+11
1 = 0 1 1 1 0 = = 1 = 0 1 = 0 1 0 = 0 =
–   Neurosis 2.32205+29
−29
(−6)4 − 6
(+3−5=2)
40.0%
4.0 / 10
62.5%
−73
1 0 1 0 0 0 1 = 0 =
–   Latista (Sinobyl) 1.52196+27
−27
(−15)6 − 4
(+5−3=2)
60.0%
6.0 / 10
79.8%
+53
0 1 1 0 = 1 1 0 = 1
–   GopherCheck 0.2.3 64-bit2196+30
−29
(−15)6.5 − 7.5
(+4−5=5)
46.4%
6.5 / 14
78.2%
−33
1 1 1 = = = 0 0 = 0 = 0 1 0
–   NG-Play 9.87 64-bit2193+29
−29
(−18)11.5 − 10.5
(+8−7=7)
52.3%
11.5 / 22
83.7%
−1
0 = 1 1 0 0 = 0 0 1 1 1 = 0 = 1 = 0 1 = = 1
–   NG-Play 9.85 64-bit2190+30
−31
(−21)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
86.0%
+83
1 1 1 = = 1 0 0 1 =
–   FireFly 2.5.13 32-bit2187+35
−35
(−24)5 − 5
(+5−5=0)
50.0%
5.0 / 10
87.1%
−24
0 1 1 0 1 0 1 1 0 0
–   Amundsen 0.65.12185+34
−34
(−26)7 − 3
(+5−1=4)
70.0%
7.0 / 10
88.9%
+99
0 = = 1 1 1 = 1 = 1
–   Isa 1.9.63 64-bit2185+29
−29
(−26)8.5 − 5.5
(+7−4=3)
60.7%
8.5 / 14
91.9%
+53
0 1 = 1 1 1 = 1 0 0 = 1 0 1
–   BlackBishop 0.472184+35
−35
(−27)3 − 7
(+2−6=2)
30.0%
3.0 / 10
89.8%
−170
0 = 0 0 0 0 = 1 1 0
–   Kurt 0.9.2.2 64-bit2171+23
−23
(−40)5.5 − 4.5
(+5−4=1)
55.0%
5.5 / 10
99.1%
+2
1 0 1 0 1 0 0 1 1 =
–   NG-Play 9.86 64-bit2170+23
−23
(−41)4.5 − 7.5
(+3−6=3)
37.5%
4.5 / 12
99.3%
−131
0 1 0 0 0 0 1 1 = = = 0
–   Isa 1.9.51 64-bit2165+30
−30
(−46)12.5 − 5.5
(+10−3=5)
69.4%
12.5 / 18
99.2%
+89
1 = 0 = 0 1 0 1 = = 1 1 1 1 = 1 1 1
–   Chesley r323 64-bit2163+29
−29
(−48)6 − 4
(+6−4=0)
60.0%
6.0 / 10
99.4%
+40
1 1 1 1 0 0 1 1 0 0
–   Dorpsgek Cosmopolitan 2 64-bit2155+29
−29
(−56)14.5 − 11.5
(+12−9=5)
55.8%
14.5 / 26
99.9%
−12
1 = 0 0 0 1 0 0 = 1 = 0 1 1 1 1 1 1 0 0 = 0 1 1 1 =
–   Blitzkrieg rev337 64-bit2145+26
−26
(−66)16 − 8
(+12−4=8)
66.7%
16.0 / 24
100.0%
+48
1 = 1 1 = 0 1 = 1 = 0 0 = 1 = = 1 1 1 1 = 1 1 0
–   Tunguska 1.0 64-bit2141+29
−29
(−70)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+79
= = 1 1
–   K2 0.43f2139+33
−33
(−72)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
100.0%
+101
= 1 = 1 1 1 1 = 0 1
–   Napoleon 1.7 64-bit2127+28
−28
(−84)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+1
1 0 1 =
–   Barbarossa 0.4.0 DJ 64-bit2115+30
−30
(−96)14 − 6
(+12−4=4)
70.0%
14.0 / 20
100.0%
+55
1 1 1 = 1 = 1 = = 1 1 0 1 0 1 1 0 0 1 1
–   Myrddin 0.84 32-bit2111+33
−33
(−100)4 − 6
(+3−5=2)
40.0%
4.0 / 10
100.0%
−168
0 = 1 1 1 = 0 0 0 0
–   Clarabit 1.00 64-bit2101+28
−28
(−110)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
−9
= 0 1 1 1 = = 1 0 1
–   Soldat III 0.178 64-bit2069+22
−23
(−142)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
0
1 =
–   BigLion 2.23w2068+23
−23
(−143)10 − 4
(+8−2=4)
71.4%
10.0 / 14
100.0%
+10
1 1 = 1 1 1 1 = 0 = 0 = 1 1
–   Zeta Dva 0301 64-bit2064+30
−30
(−147)8.5 − 1.5
(+8−1=1)
85.0%
8.5 / 10
100.0%
+156
1 1 1 1 1 1 = 1 1 0
–   Cinnamon 2.0 64-bit2063+27
−27
(−148)15.5 − 8.5
(+12−5=7)
64.6%
15.5 / 24
100.0%
−48
1 1 0 1 1 1 0 0 1 1 = 0 0 1 = = 1 1 1 = = = = 1
–   BigLion 2.23x2062+17
−17
(−149)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
−47
= = = 1 1 0 1 1 0 1
–   Ecce 1.0 (rev. 508) 64-bit2049+24
−24
(−162)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
−4
1 =
–   Abbess 2016.12.112022+33
−33
(−189)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1
–   Smash 1.0.3 64-bit1999+29
−29
(−212)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1
–   Zeta Dva 0303 64-bit1957+38
−39
(−254)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    54OBender 3.2.4.2
All    54OBender 3.2.4.2
Free    54OBender 3.2.4.2
Free 1-2-CPU    54OBender 3.2.4.2
Free single-CPU    54OBender 3.2.4.2
Single-CPU    54OBender 3.2.4.2

Created in 2005-2013 by CCRL team
Last games added on July 22, 2017