CCRL 40/40
Downloads and Statistics
July 7, 2018
Testing summary:
Total: 860'187 games
played by 2'216 programs
120427 CPU days (X2 4600+)

White wins: 295'917 (34.4%)
Black wins: 218'884 (25.4%)
Draws: 345'386 (40.2%)
White score: 54.5%

Engine Details

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OBender 3.2.4.2 (2191+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 13.01.082649+14
−14		(+458)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
–   Petir 4.9999992579+16
−15		(+388)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
–   Anatoli 0.35k2479+16
−16		(+288)0.5 − 5.5
(+0−5=1)		8.3%
0.5 / 6
0.0%
−74
–   Queen 4.032410+18
−18		(+219)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+188
–   iCE 0.22371+19
−19		(+180)5.5 − 18.5
(+5−18=1)		22.9%
5.5 / 24
0.0%
−60
–   Pupsi 0.192366+34
−34		(+175)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
+18
–   Counter 0.82353+33
−33		(+162)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
–   Flux 2.2.12351+22
−22		(+160)1 − 1
(+1−1=0)		50.0%
1.0 / 2
0.0%
+160
–   LittleThought 1.03 32-bit2339+21
−21		(+148)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
–   Rodin 2.3a2339+25
−24		(+148)0 − 4
(+0−4=0)		0.0%
0.0 / 4
0.0%
−INF
–   Daydreamer 1.52334+22
−22		(+143)1.5 − 1.5
(+1−1=1)		50.0%
1.5 / 3
0.0%
+157
–   nanoSzachy 3.12330+33
−33		(+139)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
–   Dirty 0.99n2320+29
−30		(+129)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
−20
–   Cheese 1.32308+17
−17		(+117)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+86
–   Popochin 3.12302+34
−34		(+111)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
0.0%
+267
–   Natwarlal 0.142302+19
−19		(+111)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
+25
–   Joker 1.1.142301+19
−19		(+110)5 − 7
(+4−6=2)		41.7%
5.0 / 12
0.0%
+47
–   Sjakk 1.1.82301+24
−24		(+110)12 − 12
(+10−10=4)		50.0%
12.0 / 24
0.0%
+110
–   Popochin 3.22295+18
−17		(+104)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−38
–   Natwarlal 0.122291+34
−34		(+100)2 − 6
(+1−5=2)		25.0%
2.0 / 8
0.0%
−75
–   Rodin 2.1h2284+30
−30		(+93)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+62
–   Bison 8.2.4r2281+26
−26		(+90)2 − 4
(+1−3=2)		33.3%
2.0 / 6
0.0%
−22
–   Brutus 5.42278+34
−34		(+87)4 − 4
(+2−2=4)		50.0%
4.0 / 8
0.0%
+92
–   Matilde 2008 32-bit2272+33
−33		(+81)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−61
–   Cheese 1.22260+34
−34		(+69)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
0.0%
+211
–   Waxman 20092252+20
−20		(+61)4 − 8
(+1−5=6)		33.3%
4.0 / 12
0.0%
−38
–   AliChess 4.192244+31
−32		(+53)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
0.3%
+145
–   AliChess 4.182242+32
−33		(+51)3 − 5
(+1−3=4)		37.5%
3.0 / 8
0.4%
−23
–   Feuerstein 0.4.6.12238+19
−19		(+47)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
0.0%
−20
–   Gibbon 2.42c2220+26
−26		(+29)8.5 − 9.5
(+6−7=5)		47.2%
8.5 / 18
3.5%
+8
–   Uralochka 1.1b2219+19
−19		(+28)5.5 − 4.5
(+5−4=1)		55.0%
5.5 / 10
2.0%
+70
–   Myrddin 0.85 64-bit2219+27
−27		(+28)15.5 − 8.5
(+15−8=1)		64.6%
15.5 / 24
4.7%
+154
–   FireFly 2.5.12 64-bit2216+37
−37		(+25)11 − 13
(+11−13=0)		45.8%
11.0 / 24
11.1%
−12
–   Gibbon 2.52a2216+16
−16		(+25)12.5 − 13.5
(+7−8=11)		48.1%
12.5 / 26
2.6%
+17
–   DoubleCheck 2.3.1 64-bit2215+35
−35		(+24)13 − 11
(+11−9=4)		54.2%
13.0 / 24
11.7%
+57
–   GarboChess 0.212215+35
−35		(+24)5.5 − 12.5
(+4−11=3)		30.6%
5.5 / 18
11.5%
−124
–   AliChess 4.162213+36
−36		(+22)6 − 6
(+4−4=4)		50.0%
6.0 / 12
13.3%
+14
–   ZCT 0.3.24512209+27
−27		(+18)5 − 7
(+3−5=4)		41.7%
5.0 / 12
13.7%
−41
–   Atlas 2.202207+34
−34		(+16)4 − 4
(+2−2=4)		50.0%
4.0 / 8
20.5%
+10
–   ChessAlex 2.0r42206+21
−21		(+15)7 − 3
(+6−2=2)		70.0%
7.0 / 10
14.4%
+165
–   Neurosis 2.52205+17
−17		(+14)12.5 − 13.5
(+7−8=11)		48.1%
12.5 / 26
12.8%
+2
–   RattateChess Bologna 20072200+25
−25		(+9)6.5 − 17.5
(+2−13=9)		27.1%
6.5 / 24
28.4%
−140
–   BlackBishop 1.02200+18
−19		(+9)5 − 3
(+4−2=2)		62.5%
5.0 / 8
24.3%
+99
–   Alf 1.092195+23
−23		(+4)9 − 13
(+5−9=8)		40.9%
9.0 / 22
38.2%
−57
–   AliChess 4.082194+32
−32		(+3)1 − 1
(+1−1=0)		50.0%
1.0 / 2
43.8%
+3
–   Glass 0.1.0c2188+33
−33		(−3)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
54.3%
−98
–   NagaSkaki 5.122188+17
−17		(−3)16.5 − 12.5
(+12−8=9)		56.9%
16.5 / 29
56.7%
+42
–   Amundsen 0.65.12187+34
−34		(−4)3.5 − 7.5
(+3−7=1)		31.8%
3.5 / 11
57.5%
−156
–   Neurosis 2.42186+31
−31		(−5)12 − 16
(+7−11=10)		42.9%
12.0 / 28
59.2%
−49
–   EveAnn 1.632186+34
−34		(−5)4 − 4
(+3−3=2)		50.0%
4.0 / 8
58.6%
−11
–   Mediocre 0.342186+27
−27		(−5)6.5 − 6.5
(+4−4=5)		50.0%
6.5 / 13
61.2%
−5
–   Feuerstein 0.4.5.22185+37
−37		(−6)4 − 2
(+4−2=0)		66.7%
4.0 / 6
59.9%
+143
–   Alex 2.032183+30
−30		(−8)16 − 16
(+12−12=8)
50.0%
16.0 / 32
66.3%
−10
–   BlackBishop 0.472180+34
−34		(−11)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
69.9%
+107
–   Atak 6.52179+25
−25		(−12)13.5 − 12.5
(+9−8=9)		51.9%
13.5 / 26
75.7%
−2
–   Hamsters 0.0.62177+24
−24		(−14)2 − 4
(+2−4=0)		33.3%
2.0 / 6
80.5%
−163
–   Lime 662174+21
−21		(−17)10 − 10
(+7−7=6)		50.0%
10.0 / 20
87.0%
−19
–   Feuerstein 0.4.62173+38
−38		(−18)3 − 1
(+3−1=0)		75.0%
3.0 / 4
78.6%
+216
–   NG-Play 9.86 64-bit2171+22
−23		(−20)1 − 0
(+1−0=0)		100.0%
1.0 / 1
90.1%
+INF
–   Sungorus 1.22171+26
−26		(−20)8.5 − 7.5
(+6−5=5)		53.1%
8.5 / 16
87.3%
−3
–   ProChess 1.02AD2171+20
−20		(−20)1 − 0
(+1−0=0)		100.0%
1.0 / 1
91.1%
+INF
–   Chesley r323 64-bit2170+26
−26		(−21)0 − 1
(+0−1=0)		0.0%
0.0 / 1
88.4%
−INF
–   Kurt 0.9.2.2 64-bit2168+22
−22		(−23)13.5 − 11.5
(+12−10=3)		54.0%
13.5 / 25
93.3%
+10
–   Pawny 0.132168+32
−32		(−23)1 − 1
(+1−1=0)		50.0%
1.0 / 2
87.7%
−23
–   OliThink 5.1.92156+30
−30		(−35)12 − 6
(+11−5=2)		66.7%
12.0 / 18
97.2%
+96
–   Bearded 06_292155+31
−31		(−36)6.5 − 7.5
(+5−6=3)		46.4%
6.5 / 14
97.2%
−64
–   Mediocre 0.3342148+32
−32		(−43)3.5 − 6.5
(+3−6=1)		35.0%
3.5 / 10
98.6%
−167
–   Atak 6.02145+34
−35		(−46)1 − 1
(+1−1=0)		50.0%
1.0 / 2
98.8%
−46
–   Prophet 2.0 32-bit2136+19
−19		(−55)12.5 − 11.5
(+11−10=3)		52.1%
12.5 / 24
100.0%
−39
–   Parrot 07.01.162134+31
−31		(−57)2 − 0
(+2−0=0)		100.0%
2.0 / 2
99.9%
+INF
–   TJchess 0.1212133+19
−19		(−58)13.5 − 10.5
(+10−7=7)		56.3%
13.5 / 24
100.0%
−14
–   Parrot 07.07.222132+19
−19		(−59)4 − 6
(+3−5=2)		40.0%
4.0 / 10
100.0%
−132
–   Waxman 20082130+23
−23		(−61)6 − 2
(+6−2=0)		75.0%
6.0 / 8
100.0%
+174
–   Bearded 06_29_022130+25
−25		(−61)4 − 0
(+4−0=0)		100.0%
4.0 / 4
100.0%
+INF
–   Adam 3.22129+24
−24		(−62)3 − 1
(+3−1=0)		75.0%
3.0 / 4
100.0%
+173
–   Clarabit 1.00 32-bit2114+22
−22		(−77)13 − 9
(+10−6=6)		59.1%
13.0 / 22
100.0%
−11
–   Adam 3.12107+24
−24		(−84)5 − 1
(+4−0=2)		83.3%
5.0 / 6
100.0%
+143
–   Lime 622104+28
−28		(−87)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+55
–   FireFly 2.5.6 32-bit2086+22
−22		(−105)4.5 − 3.5
(+4−3=1)		56.3%
4.5 / 8
100.0%
−59
–   BikJump 2.01 32-bit2081+18
−18		(−110)6 − 2
(+4−0=4)		75.0%
6.0 / 8
100.0%
+40
–   Buzz 0.072080+27
−28		(−111)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+46
–   Feuerstein 0.4.5.12079+38
−38		(−112)1 − 1
(+0−0=2)		50.0%
1.0 / 2
100.0%
−112
–   Atak 6.22078+36
−36		(−113)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
−17
–   Sjakk 1.1.62066+30
−31		(−125)16 − 8
(+15−7=2)		66.7%
16.0 / 24
100.0%
+11
–   BikJump 1.8 32-bit2059+34
−34		(−132)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+24
–   BigLion 2.23x2056+16
−16		(−135)8 − 4
(+5−1=6)		66.7%
8.0 / 12
100.0%
−38
–   Gibbon 2.01b2051+29
−29		(−140)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
100.0%
−282
–   ZCT 0.3.25002048+32
−32		(−143)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+13
–   KMTChess 1.1 32-bit2045+33
−33		(−146)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
–   Matheus 2.32042+23
−23		(−149)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+8
–   Mustang 4.972040+26
−26		(−151)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−151
–   Alex 1.962013+32
−32		(−178)4.5 − 2.5
(+3−1=3)		64.3%
4.5 / 7
100.0%
−84
–   Kurt 2710091995+32
−32		(−196)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
−39
–   Heracles 0.6.161976+21
−21		(−215)1 − 1
(+1−1=0)		50.0%
1.0 / 2
100.0%
−215
–   Smash 1.0.31950+26
−26		(−241)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
904 games: 337 wins, 338 losses, 229 draws (25.3%), score: 49.9%

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Created in 2005-2013 by CCRL team
Last games added on July 7, 2018