CCRL 40/15
Downloads and Statistics
April 10, 2021
Testing summary:
Total: 1'235'065 games
played by 2'819 programs

White wins: 423'539 (34.3%)
Black wins: 311'222 (25.2%)
Draws: 500'304 (40.5%)
White score: 54.5%

Engine Details

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Absolute Zero 2.4.0.0 64-bit (2243+23
−23		)Quote
Author: Zong Zheng Li (China) Link: Download
This is one of the 4 Absolute Zero versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Capivara LK 0.09b02c 64-bit2556+21
−20		(+313)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
+170
= 0
–   Carballo 1.22464+23
−22		(+221)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
0 0
–   Donna 2.1 64-bit2461+27
−27		(+218)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
0 0
–   Ares 1.005 64-bit2419+18
−18		(+176)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
0 0
–   Sjakk 2.0 64-bit2403+24
−24		(+160)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
+17
0 =
–   Tigran 2.4n 64-bit2401+17
−17		(+158)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
+7
= 0 = 0
–   RomiChess P3L 64-bit2401+23
−23		(+158)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
0
0 =
–   Myrddin 0.87 64-bit2397+13
−13		(+154)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
0 0
–   Waxman 20142391+20
−20		(+148)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−9
0 =
–   Jazz 721 64-bit2378+19
−19		(+135)3 − 1
(+3−1=0)		75.0%
3.0 / 4
0.0%
+370
1 1 0 1
–   Carballo 1.1.12375+32
−32		(+132)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
+46
= 0 0 1
–   OliThink 5.3.2 64-bit2374+18
−18		(+131)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
0.0%
+288
1 =
–   Capivara LK 0.09a02c 64-bit2368+32
−32		(+125)2 − 1
(+1−0=2)		66.7%
2.0 / 3
0.0%
+230
= = 1
–   Myrddin 0.86 64-bit2360+22
−22		(+117)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
0 0
–   Donna 1.0 64-bit2358+29
−29		(+115)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−173
0 = 0 0
–   K2 0.672355+23
−23		(+112)2 − 4
(+1−3=2)		33.3%
2.0 / 6
0.0%
+7
= 0 = 1 0 0
–   Lozza 1.15 64-bit2347+25
−25		(+104)8 − 8
(+5−5=6)		50.0%
8.0 / 16
0.0%
+106
= 0 1 = 0 0 0 = 1 = 0 = 1 = 1 1
–   Maverick 0.51 64-bit2342+22
−22		(+99)6.5 − 17.5
(+6−17=1)		27.1%
6.5 / 24
0.0%
−102
1 1 0 0 0 0 0 0 0 1 0 0 1 0 0 1 = 0 0 0 0 0 1 0
–   Jazz 840 64-bit2340+15
−15		(+97)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
0.0%
+54
0 = 0 1 = 1 0 =
–   CyberPagno 2.2 64-bit2337+23
−23		(+94)1 − 5
(+0−4=2)		16.7%
1.0 / 6
0.0%
−137
= 0 0 0 = 0
–   Gibbon 2.60a 64-bit2337+20
−20		(+94)2.5 − 7.5
(+1−6=3)		25.0%
2.5 / 10
0.0%
−77
0 = 0 0 = 0 = 0 0 1
–   Plisk 0.2.6 64-bit2330+32
−32		(+87)5.5 − 4.5
(+5−4=1)		55.0%
5.5 / 10
0.0%
+129
1 = 1 0 0 1 0 0 1 1
–   Bagatur 1.3a 64-bit2327+19
−19		(+84)6 − 8
(+5−7=2)		42.9%
6.0 / 14
0.0%
+24
0 0 1 0 1 0 = 0 1 0 0 = 1 1
–   Gibbon 2.69a 64-bit2320+18
−18		(+77)1 − 3
(+1−3=0)		25.0%
1.0 / 4
0.0%
−158
0 0 1 0
–   ECE 12.012319+22
−22		(+76)1 − 1
(+1−1=0)		50.0%
1.0 / 2
0.0%
+76
0 1
–   EveAnn 1.71a2319+21
−21		(+76)5.5 − 4.5
(+4−3=3)		55.0%
5.5 / 10
0.0%
+108
1 0 1 1 0 0 = = 1 =
–   Popochin 2.92317+31
−31		(+74)3.5 − 6.5
(+2−5=3)		35.0%
3.5 / 10
0.0%
−26
0 1 0 0 0 = 1 = = 0
–   Waxman 20132314+25
−25		(+71)4.5 − 5.5
(+3−4=3)		45.0%
4.5 / 10
0.0%
+38
= = = 0 0 1 0 1 1 0
–   Nemeton 1.22310+26
−26		(+67)1 − 3
(+1−3=0)		25.0%
1.0 / 4
0.0%
−159
0 0 1 0
–   pikoSzachy Extreme2309+31
−31		(+66)4.5 − 3.5
(+4−3=1)		56.3%
4.5 / 8
0.0%
+119
0 1 1 = 0 1 0 1
–   Pedone 0.3 64-bit2309+33
−33		(+66)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
0.1%
+222
1 =
–   Anechka 0.082302+19
−19		(+59)1 − 1
(+0−0=2)		50.0%
1.0 / 2
0.0%
+59
= =
–   Popochin 3.22297+18
−18		(+54)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
0 0
–   Mediocre 0.52294+23
−23		(+51)4.5 − 5.5
(+4−5=1)		45.0%
4.5 / 10
0.1%
+14
0 1 0 0 1 0 1 0 1 =
–   Nemeton 1.02293+30
−30		(+50)5.5 − 6.5
(+4−5=3)		45.8%
5.5 / 12
0.5%
+22
0 0 0 = 1 1 1 = 0 0 = 1
–   Matilde 2008 64-bit2290+21
−21		(+47)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.2%
−110
= 0
–   FireFly 2.7.0 64-bit2288+17
−17		(+45)14 − 18
(+10−14=8)
43.8%
14.0 / 32
0.1%
+2
0 0 = 1 0 1 1 0 0 = 1 0 = 1 0 = 0 = 0 = 1 0 0 0 1 0 1 = = 0 1 1
–   Zeus 1.282284+31
−31		(+41)3 − 7
(+1−5=4)		30.0%
3.0 / 10
1.7%
−87
= 1 0 0 0 = = = 0 0
–   Butcher 1.64 64-bit2281+20
−20		(+38)4 − 6
(+2−4=4)		40.0%
4.0 / 10
0.7%
−25
0 0 1 = = = 0 1 0 =
–   Orion 0.2 64-bit2280+21
−21		(+37)16 − 14
(+11−9=10)
53.3%
16.0 / 30
0.9%
+57
= 0 0 1 1 = = = 1 1 1 0 1 1 1 0 1 0 0 0 = = = = = = 0 1 1 0
–   Gibbon 2.57a 64-bit2273+23
−23		(+30)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
3.5%
−90
= = 0 0 0 = 1 0
–   Ayito 0.2.9942269+20
−20		(+26)3 − 3
(+2−2=2)		50.0%
3.0 / 6
4.6%
+26
1 0 1 0 = =
–   Fischerle 0.9.60 64-bit2266+29
−29		(+23)10 − 10
(+8−8=4)		50.0%
10.0 / 20
10.9%
+28
1 1 = 0 0 1 1 1 1 0 0 0 0 = 1 0 = 0 = 1
–   Protej 0.5.8c2257+19
−19		(+14)15 − 11
(+13−9=4)		57.7%
15.0 / 26
17.9%
+70
1 1 1 1 0 1 0 1 0 1 = 1 1 1 1 0 1 0 = = 0 0 0 0 = 1
–   RattateChess 1.0 Nosferatu2254+18
−19		(+11)2 − 4
(+1−3=2)		33.3%
2.0 / 6
25.1%
−93
1 = 0 = 0 0
–   Exacto 0.e 64-bit2252+18
−18		(+9)13.5 − 16.5
(+8−11=11)
45.0%
13.5 / 30
27.0%
−21
1 0 = 1 0 0 1 = 0 0 = 1 0 0 = 1 = = 0 = 1 = 0 0 1 = 0 1 = =
–   Beowulf 2.4a 64-bit2250+18
−18		(+7)1 − 1
(+1−1=0)		50.0%
1.0 / 2
33.4%
+7
1 0
–   MadChess 1.4 64-bit2249+21
−21		(+6)10 − 13
(+6−9=8)		43.5%
10.0 / 23
35.6%
−35
1 0 0 = = = 1 = = 0 = 0 1 1 0 1 = 0 0 0 1 = 0
–   Lozza 1.14a 64-bit2247+28
−29		(+4)0 − 4
(+0−4=0)		0.0%
0.0 / 4
42.6%
−INF
0 0 0 0
–   Mango Paola Ajedrez 4.12246+19
−19		(+3)18 − 26
(+13−21=10)
40.9%
18.0 / 44
43.3%
−59
= 1 1 0 1 0 1 0 1 0 0 0 1 1 0 0 0 0 = 1 = 0 1 = 0 = 0 1 = 0 0 = = 0 1 0 = 0 1 = 0 1 0 0
–   Fischerle 0.9.50 64-bit2245+31
−31		(+2)3 − 3
(+2−2=2)		50.0%
3.0 / 6
47.5%
−5
1 1 = = 0 0
–   Buzz 0.08 64-bit2235+20
−20		(−8)2 − 2
(+2−2=0)		50.0%
2.0 / 4
70.8%
−8
0 0 1 1
–   AliChess 4.062234+28
−29		(−9)5.5 − 4.5
(+5−4=1)		55.0%
5.5 / 10
68.7%
+33
0 0 1 1 1 = 0 1 1 0
–   FireFly 2.6.0 64-bit2234+33
−33		(−9)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
68.5%
+86
1 1 = 0
–   MadChess 1.3 64-bit2215+34
−34		(−28)15 − 13
(+14−12=2)		53.6%
15.0 / 28
92.1%
+1
1 1 0 1 1 0 1 1 1 0 1 0 0 0 0 0 0 = 1 = 1 1 1 1 1 0 0 0
–   Neurosis 2.32215+24
−24		(−28)6 − 4
(+5−3=2)		60.0%
6.0 / 10
95.6%
+50
0 1 1 = 1 0 0 1 1 =
–   ChessKISS 1.7c 64-bit2215+19
−19		(−28)0 − 2
(+0−2=0)		0.0%
0.0 / 2
97.2%
−INF
0 0
–   Adam 3.32211+19
−19		(−32)1 − 1
(+1−1=0)		50.0%
1.0 / 2
98.3%
−32
1 0
–   ChessKISS 1.7 64-bit2210+20
−20		(−33)5 − 3
(+4−2=2)		62.5%
5.0 / 8
98.5%
+60
= 0 1 1 0 = 1 1
–   Jazz 501 32-bit2206+29
−29		(−37)6 − 4
(+5−3=2)		60.0%
6.0 / 10
97.8%
+35
1 0 1 1 = = 1 0 1 0
–   Alf 1.092196+23
−23		(−47)2 − 2
(+0−0=4)		50.0%
2.0 / 4
99.8%
−47
= = = =
–   Carballo 0.82196+22
−22		(−47)14 − 4
(+12−2=4)		77.8%
14.0 / 18
99.9%
+162
1 1 1 1 0 1 1 1 1 = 1 0 1 1 = = 1 =
–   NG-Play 9.85 64-bit2192+29
−29		(−51)6.5 − 5.5
(+4−3=5)		54.2%
6.5 / 12
99.7%
−26
1 1 0 = = = 0 0 1 = 1 =
–   K2 0.572188+33
−33		(−55)0 − 2
(+0−2=0)		0.0%
0.0 / 2
99.6%
−INF
0 0
–   Fischerle 0.9.30b 64-bit2185+29
−29		(−58)4 − 4
(+4−4=0)		50.0%
4.0 / 8
99.9%
−58
0 1 0 1 1 1 0 0
–   Sjakk 1.1.72175+34
−34		(−68)5 − 5
(+4−4=2)		50.0%
5.0 / 10
99.9%
−68
0 1 = = 0 1 1 0 0 1
–   NG-Play 9.86 64-bit2171+22
−23		(−72)15 − 7
(+13−5=4)		68.2%
15.0 / 22
100.0%
+69
1 = 0 1 0 1 1 0 1 1 0 1 = = 0 1 1 1 1 1 1 =
–   ProChess 1.02AD2164+19
−19		(−79)13 − 11
(+9−7=8)		54.2%
13.0 / 24
100.0%
−47
1 0 = 0 = = 1 = 1 = 0 1 1 0 0 1 = 0 1 1 1 0 = =
–   Chesley r323 64-bit2163+22
−22		(−80)3 − 1
(+3−1=0)		75.0%
3.0 / 4
100.0%
+146
1 1 0 1
–   iCE 0.12163+29
−29		(−80)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
100.0%
+20
0 1 = 0 = 1 1 1 1 =
–   Atak 6.02149+34
−34		(−94)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
100.0%
+6
= 1 0 0 = 1 1 = 1 1
–   Waxman 20082140+22
−22		(−103)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
100.0%
+5
1 = 1 1 1 = 1 = 0 0
–   K2 0.43f2140+33
−33		(−103)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
100.0%
−259
= 0
–   Napoleon 1.5.0 64-bit2124+26
−26		(−119)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
100.0%
+3
1 1 0 1 = = = 1
–   Soldat III 0.178 64-bit2070+22
−22		(−173)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
−15
1 =
–   Protej 0.5.72055+25
−25		(−188)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Ecce 1.0 (rev. 508) 64-bit2050+21
−21		(−193)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
−35
1 =
695 games: 244 wins, 278 losses, 173 draws (24.9%), score: 47.6%

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Created in 2005-2013 by CCRL team
Last games added on April 10, 2021