CCRL 40/40
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 756'425 games
played by 1'967 programs
103446 CPU days (X2 4600+)

White wins: 259'856 (34.4%)
Black wins: 192'693 (25.5%)
Draws: 303'876 (40.2%)
White score: 54.4%

Engine Details

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Show each game results
OBender 3.2.4.2 (2189+20
−20
)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
–   E.T. Chess 13.01.082647+14
−14
(+458)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
0
–   Petir 4.9999992577+16
−16
(+388)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
0
–   Anatoli 0.35k2479+17
−16
(+290)0.5 − 5.5
(+0−5=1)
8.3%
0.5 / 6
0.0%
−72
0 0 0 0 0 =
–   Queen 4.032409+18
−18
(+220)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+189
=
–   iCE 0.22370+19
−19
(+181)5.5 − 18.5
(+5−18=1)
22.9%
5.5 / 24
0.0%
−59
0 0 = 0 0 1 0 1 1 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0
–   Pupsi 0.192363+34
−34
(+174)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
+17
= 0
–   Counter 0.82351+33
−33
(+162)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Flux 2.2.12348+22
−22
(+159)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+159
1 0
–   Rodin 2.3a2337+24
−25
(+148)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   LittleThought 1.03 32-bit2337+21
−21
(+148)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Daydreamer 1.52332+22
−22
(+143)1.5 − 1.5
(+1−1=1)
50.0%
1.5 / 3
0.0%
+157
0 = 1
–   nanoSzachy 3.12331+34
−34
(+142)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Dirty 0.99n2318+30
−29
(+129)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−20
= 0 0 =
–   Cheese 1.32306+17
−17
(+117)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+86
=
–   Natwarlal 0.142304+20
−20
(+115)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+29
1 0 = 0
–   Popochin 3.12300+34
−34
(+111)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+267
1 =
–   Sjakk 1.1.82300+24
−24
(+111)12 − 12
(+10−10=4)
50.0%
12.0 / 24
0.0%
+111
0 1 = = 1 0 0 0 1 0 1 1 0 1 1 1 = 1 0 = 1 0 0 0
–   Joker 1.1.142299+20
−20
(+110)5 − 7
(+4−6=2)
41.7%
5.0 / 12
0.0%
+47
0 1 = 0 1 0 0 0 1 = 1 0
–   Popochin 3.22293+18
−18
(+104)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−38
0 =
–   Natwarlal 0.122289+34
−34
(+100)2 − 6
(+1−5=2)
25.0%
2.0 / 8
0.0%
−75
1 0 0 = 0 0 0 =
–   Rodin 2.1h2282+30
−30
(+93)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+62
=
–   Bison 8.2.4r2279+26
−26
(+90)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.0%
−22
0 0 = 0 1 =
–   Brutus 5.42276+34
−34
(+87)4 − 4
(+2−2=4)
50.0%
4.0 / 8
0.0%
+92
0 = = 1 0 = 1 =
–   Matilde 2008 32-bit2270+34
−34
(+81)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−61
0 =
–   Cheese 1.22258+34
−34
(+69)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+211
= 1
–   Waxman 20092251+20
−20
(+62)4 − 8
(+1−5=6)
33.3%
4.0 / 12
0.0%
−37
0 = 0 = 0 = = 0 = 0 = 1
–   AliChess 4.192241+31
−32
(+52)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
0.3%
+144
1 0 1 =
–   AliChess 4.182240+32
−33
(+51)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.4%
−23
1 = 0 0 = 0 = =
–   Feuerstein 0.4.6.12236+19
−19
(+47)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
−20
= 0 = =
–   Gibbon 2.42c2219+26
−26
(+30)8.5 − 9.5
(+6−7=5)
47.2%
8.5 / 18
3.3%
+9
1 1 0 = = 0 = 1 1 1 0 0 = = 0 1 0 0
–   Uralochka 1.1b2218+19
−19
(+29)5.5 − 4.5
(+5−4=1)
55.0%
5.5 / 10
1.8%
+71
1 0 0 1 1 0 = 1 1 0
–   Myrddin 0.85 64-bit2218+27
−26
(+29)15.5 − 8.5
(+15−8=1)
64.6%
15.5 / 24
3.9%
+155
0 1 1 1 1 0 1 1 1 0 = 0 0 0 1 1 0 1 1 1 1 1 0 1
–   FireFly 2.5.12 64-bit2216+37
−37
(+27)11 − 13
(+11−13=0)
45.8%
11.0 / 24
9.6%
−10
1 0 0 0 1 0 1 0 1 0 0 0 1 0 0 1 1 0 0 1 1 1 0 1
–   Gibbon 2.52a2214+16
−16
(+25)12.5 − 13.5
(+7−8=11)
48.1%
12.5 / 26
2.6%
+17
= 1 0 = = 0 0 0 1 = = = = = 0 = 1 0 1 1 1 0 = = 1 0
–   GarboChess 0.212213+35
−35
(+24)5.5 − 12.5
(+4−11=3)
30.6%
5.5 / 18
11.5%
−124
0 0 0 0 0 0 0 0 = 1 0 1 = 0 1 0 1 =
–   DoubleCheck 2.3.1 64-bit2213+35
−35
(+24)13 − 11
(+11−9=4)
54.2%
13.0 / 24
11.5%
+57
1 1 0 1 = 0 0 = 0 1 0 1 = 0 1 1 1 0 0 1 = 1 0 1
–   AliChess 4.162212+36
−36
(+23)6 − 6
(+4−4=4)
50.0%
6.0 / 12
13.0%
+15
0 = = 0 = 1 = 1 1 0 1 0
–   ChessAlex 2.0r42212+22
−22
(+23)7 − 3
(+6−2=2)
70.0%
7.0 / 10
6.0%
+172
1 1 = 1 0 1 = 0 1 1
–   ZCT 0.3.24512207+27
−27
(+18)5 − 7
(+3−5=4)
41.7%
5.0 / 12
13.9%
−41
0 0 1 0 1 1 = 0 = 0 = =
–   Atlas 2.202205+34
−34
(+16)4 − 4
(+2−2=4)
50.0%
4.0 / 8
20.5%
+10
= 1 1 = 0 = 0 =
–   Neurosis 2.52203+17
−17
(+14)12.5 − 13.5
(+7−8=11)
48.1%
12.5 / 26
12.9%
+2
1 = = 0 0 0 = 0 1 1 = = = = 1 = 0 1 1 0 = 1 = 0 0 =
–   RattateChess Bologna 20072199+25
−25
(+10)6.5 − 17.5
(+2−13=9)
27.1%
6.5 / 24
26.5%
−139
= 1 0 0 0 = 0 0 = = 0 0 0 0 = = 0 1 = = 0 0 0 =
–   BlackBishop 1.02199+18
−18
(+10)5 − 3
(+4−2=2)
62.5%
5.0 / 8
23.3%
+100
1 1 = 0 1 1 = 0
–   Alf 1.092193+23
−23
(+4)9 − 13
(+5−9=8)
40.9%
9.0 / 22
38.3%
−57
= 1 1 1 = = 0 0 0 0 = 0 = = = 0 1 0 0 0 = 1
–   AliChess 4.082191+32
−32
(+2)1 − 1
(+1−1=0)
50.0%
1.0 / 2
44.3%
+2
1 0
–   ProChess 1.02AD2190+21
−21
(+1)1 − 0
(+1−0=0)
100.0%
1.0 / 1
46.8%
+INF
1
–   Glass 0.1.0c2185+33
−33
(−4)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
56.9%
−99
0 = 1 0
–   Amundsen 0.65.12185+34
−34
(−4)3.5 − 7.5
(+3−7=1)
31.8%
3.5 / 11
57.0%
−156
1 = 0 0 0 0 1 0 0 0 1
–   Neurosis 2.42184+31
−31
(−5)12 − 16
(+7−11=10)
42.9%
12.0 / 28
59.0%
−49
= = 0 = 1 0 1 0 = = 1 1 0 1 0 0 0 0 0 = = = = 1 1 0 = 0
–   BlackBishop 0.472184+35
−35
(−5)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
59.6%
+113
1 1 0 = = = 1 1
–   EveAnn 1.632184+34
−34
(−5)4 − 4
(+3−3=2)
50.0%
4.0 / 8
59.0%
−11
0 0 0 1 = 1 = 1
–   Mediocre 0.342183+27
−27
(−6)6.5 − 6.5
(+4−4=5)
50.0%
6.5 / 13
62.0%
−6
= = 1 1 = 1 = 1 0 = 0 0 0
–   Feuerstein 0.4.5.22183+37
−37
(−6)4 − 2
(+4−2=0)
66.7%
4.0 / 6
59.2%
+143
0 1 1 1 0 1
–   NagaSkaki 5.122182+19
−19
(−7)16.5 − 12.5
(+12−8=9)
56.9%
16.5 / 29
69.5%
+38
1 1 1 = 0 = = 1 1 0 1 0 0 1 0 1 0 1 1 0 = 1 = = = = 0 = 1
–   Alex 2.032180+30
−30
(−9)16 − 16
(+12−12=8)
50.0%
16.0 / 32
67.9%
−11
0 = 1 1 1 = 0 1 0 1 1 0 0 1 0 1 0 = = 0 = 1 1 = 0 1 0 0 1 = 0 =
–   Atak 6.52177+25
−25
(−12)13.5 − 12.5
(+9−8=9)
51.9%
13.5 / 26
76.9%
−2
= = 1 0 = 1 0 1 1 1 0 = = 0 1 1 0 = 0 = 1 = 1 = 0 0
–   Hamsters 0.0.62175+24
−24
(−14)2 − 4
(+2−4=0)
33.3%
2.0 / 6
80.8%
−163
0 0 1 0 0 1
–   Feuerstein 0.4.62171+38
−37
(−18)3 − 1
(+3−1=0)
75.0%
3.0 / 4
79.0%
+216
1 1 1 0
–   NG-Play 9.86 64-bit2170+23
−23
(−19)1 − 0
(+1−0=0)
100.0%
1.0 / 1
88.0%
+INF
1
–   Kurt 0.9.2.2 64-bit2170+22
−22
(−19)13.5 − 11.5
(+12−10=3)
54.0%
13.5 / 25
88.6%
+14
1 0 1 1 0 0 1 1 0 1 1 = 1 0 = 0 1 1 0 0 0 1 0 1 =
–   Lime 662169+22
−22
(−20)10 − 10
(+7−7=6)
50.0%
10.0 / 20
90.4%
−22
= 0 1 1 0 1 0 0 0 = 0 1 1 0 1 = 1 = = =
–   Sungorus 1.22168+27
−26
(−21)8.5 − 7.5
(+6−5=5)
53.1%
8.5 / 16
88.8%
−4
1 = 0 1 0 = = 1 0 1 = 0 1 0 = 1
–   Chesley r323 64-bit2165+28
−28
(−24)0 − 1
(+0−1=0)
0.0%
0.0 / 1
91.2%
−INF
0
–   Pawny 0.132160+32
−32
(−29)1 − 1
(+1−1=0)
50.0%
1.0 / 2
92.5%
−29
1 0
–   OliThink 5.1.92154+30
−30
(−35)12 − 6
(+11−5=2)
66.7%
12.0 / 18
97.3%
+96
0 0 1 = 1 0 1 1 1 0 1 0 = 1 1 1 1 1
–   Bearded 06_292151+31
−31
(−38)6.5 − 7.5
(+5−6=3)
46.4%
6.5 / 14
97.7%
−66
0 0 0 = 0 1 0 1 = 1 1 0 1 =
–   Mediocre 0.3342146+32
−32
(−43)3.5 − 6.5
(+3−6=1)
35.0%
3.5 / 10
98.6%
−167
= 0 0 0 1 0 1 1 0 0
–   Atak 6.02141+35
−35
(−48)1 − 1
(+1−1=0)
50.0%
1.0 / 2
98.9%
−48
1 0
–   Prophet 2.0 32-bit2134+19
−19
(−55)12.5 − 11.5
(+11−10=3)
52.1%
12.5 / 24
100.0%
−39
= 0 0 = 1 1 1 = 0 1 0 1 0 1 0 1 1 1 0 0 1 1 0 0
–   Parrot 07.01.162133+31
−31
(−56)2 − 0
(+2−0=0)
100.0%
2.0 / 2
99.8%
+INF
1 1
–   Parrot 07.07.222131+19
−19
(−58)4 − 6
(+3−5=2)
40.0%
4.0 / 10
100.0%
−131
= 1 1 0 0 0 0 0 = 1
–   TJchess 0.1212130+19
−19
(−59)13.5 − 10.5
(+10−7=7)
56.3%
13.5 / 24
100.0%
−15
0 = 0 1 1 0 = = 1 = 0 = = 0 1 = 1 1 1 0 1 0 1 1
–   Bearded 06_29_022128+25
−25
(−61)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   Waxman 20082126+24
−24
(−63)6 − 2
(+6−2=0)
75.0%
6.0 / 8
100.0%
+172
1 0 1 1 1 1 1 0
–   Adam 3.22124+25
−25
(−65)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+170
1 1 1 0
–   Clarabit 1.00 32-bit2111+22
−22
(−78)13 − 9
(+10−6=6)
59.1%
13.0 / 22
100.0%
−12
1 1 0 1 = 1 0 0 1 = 1 1 = 0 = 1 0 = = 1 1 0
–   Adam 3.12105+24
−24
(−84)5 − 1
(+4−0=2)
83.3%
5.0 / 6
100.0%
+143
1 = 1 = 1 1
–   Lime 622102+28
−28
(−87)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+55
= = 1 1
–   FireFly 2.5.6 32-bit2084+22
−22
(−105)4.5 − 3.5
(+4−3=1)
56.3%
4.5 / 8
100.0%
−59
1 = 1 1 0 0 1 0
–   BikJump 2.01 32-bit2080+18
−18
(−109)6 − 2
(+4−0=4)
75.0%
6.0 / 8
100.0%
+41
1 1 = 1 = = = 1
–   Buzz 0.072078+27
−27
(−111)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+46
= 1
–   Atak 6.22076+36
−36
(−113)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−17
1 0 = 1
–   Feuerstein 0.4.5.12076+38
−38
(−113)1 − 1
(+0−0=2)
50.0%
1.0 / 2
100.0%
−113
= =
–   Sjakk 1.1.62062+30
−31
(−127)16 − 8
(+15−7=2)
66.7%
16.0 / 24
100.0%
+9
1 = 1 1 1 0 1 0 1 1 0 1 1 1 1 1 1 0 1 1 0 = 0 0
–   BigLion 2.23x2061+17
−18
(−128)8 − 4
(+5−1=6)
66.7%
8.0 / 12
100.0%
−31
= = 1 0 1 = 1 = 1 1 = =
–   Gibbon 2.01b2050+29
−29
(−139)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−281
0 =
–   BikJump 1.8 32-bit2048+34
−34
(−141)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+15
1 =
–   ZCT 0.3.25002046+32
−32
(−143)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+13
1 =
–   KMTChess 1.1 32-bit2043+33
−33
(−146)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1
–   Matheus 2.32035+24
−24
(−154)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+3
1 1 = =
–   Mustang 4.972032+27
−27
(−157)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−157
= = 0 1
–   Alex 1.962011+33
−33
(−178)4.5 − 2.5
(+3−1=3)
64.3%
4.5 / 7
100.0%
−84
0 = 1 1 = 1 =
–   Kurt 2710091994+32
−32
(−195)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
−38
1 =
–   Heracles 0.6.161977+23
−23
(−212)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−212
1 0
–   Smash 1.0.31948+26
−26
(−241)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 3.2.4.2
played with current
participants of this list
Represented by
1-2-CPU    204OBender 03.2016 64-bit
32-bit#1702188358itself
32-bit 1-2-CPU#1712188358itself
32-bit single-CPU#1712188358itself
All    204OBender 03.2016 64-bit
Free    184OBender 03.2016 64-bit
Free 1-2-CPU    184OBender 03.2016 64-bit
Free 32-bit#1572189358itself
Free 32-bit 1-2-CPU#1572189358itself
Free 32-bit single-CPU#1572189358itself
Free single-CPU    184OBender 03.2016 64-bit
Single-CPU    204OBender 03.2016 64-bit

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