CCRL 40/15
Downloads and Statistics
November 16, 2024
Testing summary:
Total: 1'967'497 games
played by 3'973 programs

White wins: 610'660 (31.0%)
Black wins: 425'811 (21.6%)
Draws: 931'026 (47.3%)
White score: 54.7%

Engine Details

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Myrddin 0.86 64-bit (2325+19
−19		)Quote
Author: John Merlino Link: Homepage
This is one of the 13 Myrddin versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   DanaSah 5.072556+14
−14		(+231)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−61
–   Capivara LK 0.09b02c 64-bit2539+18
−18		(+214)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
+47
–   NirvanaChess 1.1 64-bit2531+22
−22		(+206)1 − 5
(+1−5=0)		16.7%
1.0 / 6
0.0%
−124
–   nanoSzachy 4.0 64-bit2527+14
−14		(+202)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−87
–   GreKo 12.0 64-bit2524+22
−22		(+199)1 − 5
(+0−4=2)		16.7%
1.0 / 6
0.0%
−43
–   GreKo 10.0 64-bit2507+26
−26		(+182)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
0.0%
+259
–   Sjakk 2.1 64-bit2506+27
−27		(+181)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
+10
–   Cheese 1.5 64-bit2501+23
−23		(+176)2 − 2
(+1−1=2)		50.0%
2.0 / 4
0.0%
+175
–   Hakkapeliitta 1.0 64-bit2500+23
−23		(+175)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
–   Crafty 20.14 32-bit2498+23
−23		(+173)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
0.0%
+274
–   Arminius 2014-01-18 64-bit2483+21
−21		(+158)5 − 7
(+4−6=2)		41.7%
5.0 / 12
0.0%
+83
–   Arasan 10.32481+19
−19		(+156)2 − 2
(+1−1=2)		50.0%
2.0 / 4
0.0%
+156
–   Pupsi2 0.092476+14
−14		(+151)5 − 5
(+4−4=2)		50.0%
5.0 / 10
0.0%
+151
–   Pepito 1.59.2 64-bit2472+14
−14		(+147)2.5 − 3.5
(+2−3=1)		41.7%
2.5 / 6
0.0%
+81
–   Ghost 2.0.2 64-bit2463+15
−15		(+138)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
+43
–   Arasan 12.2 64-bit2455+31
−31		(+130)0 − 4
(+0−4=0)		0.0%
0.0 / 4
0.0%
−INF
–   Delphil 3.1 64-bit2453+23
−23		(+128)2.5 − 7.5
(+2−7=1)		25.0%
2.5 / 10
0.0%
−92
–   Pawny 0.3.1 64-bit2451+20
−20		(+126)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
−44
–   Cheese 1.4 64-bit2447+18
−18		(+122)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−167
–   Murka 2 64-bit2435+21
−21		(+110)2 − 2
(+2−2=0)		50.0%
2.0 / 4
0.0%
+110
–   Dorky 4.3 64-bit2425+24
−24		(+100)2 − 2
(+1−1=2)		50.0%
2.0 / 4
0.0%
+100
–   Delphil 2.9g 64-bit2424+26
−26		(+99)1 − 3
(+1−3=0)		25.0%
1.0 / 4
0.0%
−134
–   Betsabe II 1.472418+17
−17		(+93)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
0.0%
+255
–   Pedone 0.4 64-bit2400+25
−25		(+75)2.5 − 3.5
(+1−2=3)		41.7%
2.5 / 6
0.0%
+21
–   Betsabe II 1.30 64-bit2398+19
−19		(+73)16 − 20
(+11−15=10)
44.4%
16.0 / 36
0.0%
+25
–   Ares 1.005 64-bit2393+16
−16		(+68)1.5 − 4.5
(+1−4=1)		25.0%
1.5 / 6
0.0%
−138
–   Shallow r688 64-bit2384+16
−16		(+59)10 − 12
(+6−8=8)		45.5%
10.0 / 22
0.0%
+23
–   Ifrit m1.8 64-bit2382+15
−15		(+57)10 − 18
(+6−14=8)		35.7%
10.0 / 28
0.0%
−53
–   Rhetoric 1.0 64-bit2378+26
−26		(+53)5.5 − 6.5
(+3−4=5)		45.8%
5.5 / 12
0.0%
+24
–   Simplex 0.9.8 64-bit2373+14
−14		(+48)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−244
–   Sjakk 2.0 64-bit2371+20
−20		(+46)7.5 − 14.5
(+3−10=9)		34.1%
7.5 / 22
0.0%
−67
–   RomiChess P3L 64-bit2371+20
−20		(+46)8 − 8
(+6−6=4)		50.0%
8.0 / 16
0.0%
+49
–   Tigran 2.4n 64-bit2366+13
−13		(+41)8 − 12
(+5−9=6)		40.0%
8.0 / 20
0.0%
−40
–   Waxman 20142359+18
−18		(+34)3 − 1
(+3−1=0)		75.0%
3.0 / 4
0.5%
+285
–   Alex 2.14a 64-bit2359+16
−16		(+34)9 − 7
(+7−5=4)		56.3%
9.0 / 16
0.3%
+91
–   Sorgenkind 0.42358+12
−12		(+33)1 − 3
(+1−3=0)		25.0%
1.0 / 4
0.2%
−218
–   Betsabe II 1.28 64-bit2346+26
−26		(+21)1 − 1
(+1−1=0)		50.0%
1.0 / 2
9.8%
+21
–   Jazz 721 64-bit2343+16
−16		(+18)20 − 18
(+16−14=8)
52.6%
20.0 / 38
6.3%
+42
–   OliThink 5.3.2 64-bit2341+15
−15		(+16)10 − 12
(+8−10=4)		45.5%
10.0 / 22
9.2%
−23
–   iCE 0.22336+16
−16		(+11)3.5 − 4.5
(+1−2=5)		43.8%
3.5 / 8
17.7%
−28
–   TJchess 1.1 64-bit2335+17
−17		(+10)17 − 15
(+13−11=8)
53.1%
17.0 / 32
21.3%
+40
–   Capivara LK 0.09a02c 64-bit2334+28
−28		(+9)4 − 4
(+1−1=6)		50.0%
4.0 / 8
28.8%
+13
–   Plisk 0.2.7d 64-bit2333+15
−15		(+8)1 − 1
(+0−0=2)		50.0%
1.0 / 2
24.4%
+8
–   Tytan 9.32 64-bit2332+19
−19		(+7)1 − 1
(+1−1=0)		50.0%
1.0 / 2
30.2%
+6
–   Gibbon 2.60a 64-bit2309+17
−17		(−16)3 − 1
(+3−1=0)		75.0%
3.0 / 4
89.5%
+217
–   Ghost 2.0.12306+17
−17		(−19)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
93.0%
−189
–   Maverick 0.51 64-bit2303+19
−19		(−22)9.5 − 4.5
(+9−4=1)		67.9%
9.5 / 14
95.0%
+139
–   Aice 0.99.22299+15
−15		(−26)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
98.4%
−188
–   EveAnn 1.712298+25
−25		(−27)7.5 − 2.5
(+6−1=3)		75.0%
7.5 / 10
95.8%
+162
–   Bagatur 1.3a 64-bit2288+17
−17		(−37)12.5 − 9.5
(+8−5=9)		56.8%
12.5 / 22
99.9%
+11
–   EveAnn 1.672280+26
−26		(−45)2 − 2
(+1−1=2)		50.0%
2.0 / 4
99.7%
−79
–   ECE 12.012280+19
−19		(−45)8 − 10
(+8−10=0)		44.4%
8.0 / 18
100.0%
−103
–   EveAnn 1.71a2279+19
−19		(−46)17 − 17
(+13−13=8)
50.0%
17.0 / 34
100.0%
−42
–   Waxman 20132276+21
−21		(−49)3 − 3
(+2−2=2)		50.0%
3.0 / 6
100.0%
−49
–   Capivara LK 0.09a02a 64-bit2275+27
−27		(−50)8 − 10
(+4−6=8)		44.4%
8.0 / 18
99.9%
−89
–   NoraGrace 1.0 64-bit2270+26
−26		(−55)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
100.0%
+78
–   Waxman 20112263+23
−23		(−62)3.5 − 5.5
(+3−5=1)		38.9%
3.5 / 9
100.0%
−186
–   Zeus 1.292262+18
−18		(−63)1 − 1
(+0−0=2)		50.0%
1.0 / 2
100.0%
−63
–   Natwarlal 0.142256+16
−16		(−69)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
–   Mediocre 0.52252+20
−20		(−73)12.5 − 7.5
(+7−2=11)		62.5%
12.5 / 20
100.0%
+8
–   Matilde 2008 64-bit2248+17
−17		(−77)1 − 1
(+1−1=0)		50.0%
1.0 / 2
100.0%
−76
–   FireFly 2.7.0 64-bit2245+15
−15		(−80)4 − 4
(+3−3=2)		50.0%
4.0 / 8
100.0%
−86
–   Rhetoric Lite2241+29
−29		(−84)2.5 − 3.5
(+2−3=1)		41.7%
2.5 / 6
100.0%
−149
–   Butcher 1.64 64-bit2238+18
−18		(−87)12 − 12
(+6−6=12)		50.0%
12.0 / 24
100.0%
−83
–   Orion 0.2 64-bit2236+18
−18		(−89)12 − 4
(+9−1=6)		75.0%
12.0 / 16
100.0%
+88
–   Gibbon 2.57a 64-bit2229+20
−20		(−96)6 − 4
(+4−2=4)		60.0%
6.0 / 10
100.0%
−37
–   Tigran 2.3 64-bit2227+29
−29		(−98)6.5 − 5.5
(+4−3=5)		54.2%
6.5 / 12
100.0%
−60
–   Fischerle 0.9.60 64-bit2222+26
−26		(−103)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+185
–   Protej 0.5.8c2211+17
−17		(−114)1 − 1
(+0−0=2)		50.0%
1.0 / 2
100.0%
−114
–   Exacto 0.e 64-bit2209+15
−15		(−116)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
–   MadChess 1.4 64-bit2202+19
−19		(−123)9.5 − 6.5
(+7−4=5)		59.4%
9.5 / 16
100.0%
−45
–   Mango Paola Ajedrez 4.12199+17
−17		(−126)4 − 2
(+3−1=2)		66.7%
4.0 / 6
100.0%
+9
–   Fischerle 0.9.50 64-bit2198+27
−27		(−127)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+43
–   Absolute Zero 2.4.0.0 64-bit2196+20
−20		(−129)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
–   Buzz 0.08 64-bit2186+17
−17		(−139)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+31
–   Vajolet 1.62.12172+29
−29		(−153)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
100.0%
0
–   FireFly 2.5.13 64-bit2167+28
−28		(−158)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
−89
–   MadChess 1.3 64-bit2163+30
−30		(−162)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
0
–   ChessKISS 1.7 64-bit2159+18
−18		(−166)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
−97
–   Shallow 1.0 64-bit2130+28
−28		(−195)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−160
–   Maverick 0.2 64-bit2086+26
−26		(−239)10 − 0
(+10−0=0)		100.0%
10.0 / 10
100.0%
+INF
743 games: 256 wins, 265 losses, 222 draws (29.9%), score: 49.4%

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Created in 2005-2013 by CCRL team
Last games added on November 16, 2024