KCEC
(Kirr's Chess Engine Comparison)
A tournament of original free chess engines
June 16, 2013
Testing summary:
Total: 135,679 games
played by 202 programs
1398 CPU days (X2 4600+)

White wins: 55,227 (40.7%)
Black wins: 47,434 (35.0%)
Draws: 33,018 (24.3%)
White score: 52.9%

Engine Details

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Show each game results
KnightX 1.92 WB#92  (2385+15
−15		)Quote
Author: Christophe Jolly (France) Released: 2005-03-18Link: Homepage
This engine is stable and runs without issues.
This is the only KnightX version we tested.
OpponentEloDiffResultsScoreLOSPerfPond
hit		Eval
diff
–   Amy 0.8.7b DC2500+17
−17		(+115)5.5 − 19.5
(+3−17=5)
22.0%
5.5 / 25
0.0%
−97
53.2%
1799
0.70
957
= 1 1 0 0 0 0 0 0 = 0 0 0 = = 0 0 1 0 0 0 0 = 0 0
–   Francesca MAD 0.13 Nobook2493+19
−19		(+108)10 − 14
(+5−9=10)
41.7%
10.0 / 24
0.0%
+53
62.3%
1224
0.76
763
0 0 = 0 = = = = 1 = 1 0 1 = 0 = 1 = 0 0 0 1 0 =
–   Leila 0.53h2490+17
−17		(+105)12 − 16
(+10−14=4)
42.9%
12.0 / 28
0.0%
+47
47.6%
2260
0.88
1076
0 0 0 0 1 0 = 1 1 0 1 0 1 0 = 0 0 = 0 1 0 0 1 1 = 1 1 0
–   PostModernist 10162480+16
−16		(+95)14 − 18
(+10−14=8)
43.8%
14.0 / 32
0.0%
+52
59.2%
2205
0.67
1305
0 0 0 1 = = = 1 0 1 0 0 = 0 = 1 0 = = 1 0 1 1 0 0 1 1 0 0 1 0 =
–   Djinn 0.925x2479+16
−16		(+94)8 − 16
(+6−14=4)
33.3%
8.0 / 24
0.0%
−32
58.7%
1922
0.74
1128
= 0 0 0 0 1 0 0 1 0 1 = 1 0 0 0 0 = 0 0 1 0 1 =
–   Comet B682478+14
−14		(+93)10.5 − 14.5
(+7−11=7)
42.0%
10.5 / 25
0.0%
+37
55.8%
1659
0.71
925
= = = = = 0 0 1 0 0 0 0 = 1 0 1 0 0 1 0 0 1 1 1 =
–   Sjeng 12.132475+14
−14		(+90)11.5 − 17.5
(+7−13=9)
39.7%
11.5 / 29
0.0%
+17
54.4%
1738
0.95
946
1 0 0 = 0 = = = 1 0 1 1 0 0 = 0 0 1 = 0 0 1 = 0 = 0 = 0 1
–   Muse 0.899b2474+16
−16		(+89)10.5 − 17.5
(+7−14=7)
37.5%
10.5 / 28
0.0%
0
54.4%
1746
0.79
949
= 0 1 0 0 0 = 0 = 0 = 1 0 0 1 1 0 1 1 = 0 0 0 1 = = 0 0
–   The Crazy Bishop 00522460+15
−15		(+75)9 − 18
(+7−16=4)
33.3%
9.0 / 27
0.0%
−55
54.4%
2592
0.56
1409
1 = 0 0 0 1 0 0 = 0 1 = 0 0 1 = 0 0 0 0 1 0 0 1 1 0 0
–   Patzer 3.802460+16
−16		(+75)17 − 15
(+13−11=8)
53.1%
17.0 / 32
0.0%
+98
53.4%
1600
1.05
854
1 1 = 1 = = 1 = = 0 1 1 1 0 1 1 1 = 0 0 0 0 = 0 1 0 0 1 1 0 = 0
–   Der Bringer 1.92455+15
−15		(+70)8 − 18
(+5−15=6)
30.8%
8.0 / 26
0.0%
−69
55.8%
1784
0.52
995
= 0 0 1 = 1 0 1 0 0 = 0 0 1 0 0 0 0 0 0 1 = 0 0 = =
–   Gosu 0.162455+16
−16		(+70)16 − 16
(+13−13=6)
50.0%
16.0 / 32
0.0%
+70
50.5%
2343
0.99
1183
1 = 1 0 0 = 1 = = 0 0 0 1 0 1 1 0 0 = 0 1 1 0 0 = 1 1 1 0 1 1 0
–   Phalanx XXII Reborn JA2452+15
−15		(+67)9.5 − 14.5
(+8−13=3)
39.6%
9.5 / 24
0.0%
−12
52.4%
1699
0.86
890
0 0 1 1 0 1 0 1 1 0 0 0 = 0 = 0 0 0 1 1 = 1 0 0
–   Homer 2.012452+17
−17		(+67)11 − 21
(+4−14=14)
34.4%
11.0 / 32
0.0%
−29
52.5%
1616
0.86
848
0 0 0 = = 1 0 = = 1 = 0 = = 0 = 0 = 0 = 0 1 1 0 = 0 0 0 = = 0 =
–   Betsy 6.51 Nobook2450+15
−15		(+65)15 − 14
(+12−11=6)
51.7%
15.0 / 29
0.0%
+76
56.5%
2163
0.72
1222
1 = 1 0 1 1 1 1 1 0 = 0 1 = = = = 0 0 0 0 0 1 1 0 1 0 1 0
–   GNU Chess 5.07.9b 64-bit JA2448+16
−16		(+63)12.5 − 19.5
(+10−17=5)
39.1%
12.5 / 32
0.0%
−18
49.4%
2193
0.77
1083
1 1 = 0 0 = 0 1 1 1 = 0 = 1 0 0 = 0 0 0 0 0 0 1 1 0 0 1 0 0 0 1
–   Amateur 2.822446+15
−15		(+61)10.5 − 14.5
(+8−12=5)
42.0%
10.5 / 25
0.0%
+2
54.3%
1884
0.77
1023
0 = 1 1 0 0 0 0 0 0 = 0 = = 0 0 1 1 1 1 0 0 = 1 1
–   Tytan 9.32 64-bit2429+17
−17		(+44)11.5 − 20.5
(+7−16=9)
35.9%
11.5 / 32
0.0%
−52
  
0 0 = 1 = = 0 = = 0 = = = 0 1 0 = 1 1 0 0 0 0 0 1 0 0 1 1 0 0 0
–   Sage 3.532424+19
−19		(+39)14.5 − 17.5
(+14−17=1)
45.3%
14.5 / 32
0.0%
−1
53.0%
2570
0.94
1361
0 1 0 1 1 1 0 0 0 1 0 0 1 1 0 0 1 1 1 = 0 1 0 0 0 1 0 0 1 0 0 1
–   Sorgenkind 0.42421+18
−18		(+36)15 − 17
(+10−12=10)
46.9%
15.0 / 32
0.1%
+15
53.9%
1814
0.96
978
1 0 1 = 0 1 0 1 1 0 = 1 = = 1 0 1 1 0 = = 0 = 0 = 0 0 = 0 0 1 =
–   Horizon 4.42419+18
−18		(+34)14 − 18
(+11−15=6)
43.8%
14.0 / 32
0.1%
−14
51.2%
2131
1.37
1091
1 0 0 1 0 0 1 = 0 = 0 1 0 0 = 0 1 1 1 0 0 1 0 = 1 = 0 = 1 1 0 0
–   Thor's Hammer 2.28 32-bit2417+15
−15		(+32)10 − 17
(+8−15=4)
37.0%
10.0 / 27
0.1%
−66
55.8%
2120
0.81
1183
= 1 0 0 0 1 0 1 1 = 0 = 1 0 0 1 0 0 0 1 = 0 1 0 0 0 0
–   Arion 1.72415+16
−16		(+30)12.5 − 13.5
(+10−11=5)
48.1%
12.5 / 26
0.3%
+15
61.3%
1805
0.59
1107
0 0 = 0 0 1 1 1 1 1 0 0 0 = = 1 = = 1 0 0 0 1 0 1 1
–   AICE 0.99.22411+16
−16		(+26)10 − 22
(+6−18=8)
31.3%
10.0 / 32
0.6%
−108
53.4%
2270
0.80
1213
0 0 = 1 0 0 0 0 = = 0 1 0 1 0 0 0 0 1 0 1 0 0 = 0 = 0 0 = = = 1
–   Chezzz 1.0.32409+15
−15		(+24)13 − 10
(+10−7=6)
56.5%
13.0 / 23
1.1%
+67
50.9%
1476
0.78
751
0 = 0 0 1 1 0 1 = = 1 = = 1 1 1 1 = 0 1 0 0 1
–   Asterisk 0.62402+17
−17		(+17)14.5 − 17.5
(+10−13=9)
45.3%
14.5 / 32
5.7%
−13
55.5%
2037
0.55
1130
= 0 = 0 0 1 1 0 = 1 0 0 0 1 1 = = 1 0 0 0 1 0 = 1 0 = 1 = 0 1 =
–   Resp 0.19 64-bit JA Nobook2402+16
−16		(+17)10 − 18
(+6−14=8)
35.7%
10.0 / 28
5.3%
−78
50.3%
1919
0.76
966
0 0 0 0 = = 0 1 = 0 1 0 0 = = 0 1 0 = = 1 = 0 0 0 1 1 0
–   Averno 0.812396+15
−15		(+11)8.5 − 19.5
(+7−18=3)
30.4%
8.5 / 28
13.2%
−146
54.6%
2493
0.64
1362
0 0 = 0 0 1 0 0 = 0 0 0 1 0 0 = 1 1 0 0 1 1 0 0 0 0 1 0
–   Scidlet 3.61 64-bit JA2390+15
−15		(+5)9 − 15
(+5−11=8)
37.5%
9.0 / 24
29.6%
−78
55.4%
1573
0.63
872
= 0 1 0 = 0 = 1 = 0 0 1 0 0 0 0 1 = = 1 = 0 0 =
–   Eeyore 1.482384+15
−15		(−1)10 − 12
(+8−10=4)
45.5%
10.0 / 22
52.0%
−31
58.2%
1813
0.67
1055
= 1 0 1 0 0 = 1 0 0 1 0 1 = 0 0 1 1 = 0 0 1
–   Ayito 0.2.9942371+16
−16		(−14)16 − 9
(+13−6=6)
64.0%
16.0 / 25
89.8%
+85
56.1%
1390
0.85
780
1 1 = = 0 1 = = 0 0 1 1 1 0 1 1 1 0 1 = 0 = 1 1 1
–   Matilde 2008 64-bit2368+15
−15		(−17)19 − 13
(+16−10=6)
59.4%
19.0 / 32
94.0%
+54
58.3%
2223
0.76
1295
0 = 1 1 1 1 0 0 1 0 1 = = 0 1 = 0 0 1 0 1 = 1 1 0 = 1 1 1 1 1 0
–   Natwarlal 0.142359+17
−17		(−26)21 − 11
(+20−10=2)
65.6%
21.0 / 32
99.0%
+103
55.1%
2948
0.83
1623
1 1 1 0 1 1 1 = 0 1 1 1 0 1 1 1 1 0 1 = 0 1 0 1 1 1 1 0 0 0 0 1
–   EXchess 5.01 beta 64-bit JA2355+14
−14		(−30)9 − 17
(+6−14=6)
34.6%
9.0 / 26
99.8%
−144
56.5%
1778
0.83
1005
= 0 0 0 0 = 0 0 0 0 1 0 = 1 0 1 0 1 0 1 = 0 = = 1 0
–   Zeus 1.292346+16
−16		(−39)18 − 14
(+14−10=8)
56.3%
18.0 / 32
100.0%
+6
56.8%
2345
0.63
1333
0 1 1 1 1 = 1 0 = 1 0 1 0 = 1 0 1 = 1 = 0 0 1 1 1 0 0 1 0 = = =
–   Esc 1.162345+15
−15		(−40)13.5 − 10.5
(+11−8=5)
56.3%
13.5 / 24
100.0%
+10
53.0%
1820
0.66
965
1 1 = = 0 1 0 1 = 0 0 1 0 1 = 0 1 1 1 = 1 0 0 1
–   Popochin 3.22341+19
−19		(−44)19.5 − 12.5
(+15−8=9)
60.9%
19.5 / 32
100.0%
+32
55.6%
2117
0.79
1178
0 0 1 1 = 1 = 1 = 1 0 1 0 1 0 1 = 1 0 = 1 0 1 = = 1 = 1 1 1 0 =
–   ANT 2006-F2333+16
−16		(−52)13.5 − 15.5
(+8−10=11)
46.6%
13.5 / 29
100.0%
−75
51.5%
1768
0.63
911
1 = = 1 0 0 1 = 0 1 1 0 = = = 1 1 = = 1 = 0 0 0 0 = 0 = 0
–   GNU Chess 5.07 64-bit JA2332+22
−22		(−53)9.5 − 16.5
(+7−14=5)
36.5%
9.5 / 26
100.0%
−157
48.7%
1372
0.66
668
1 1 = = 1 = 0 0 = 1 0 0 0 0 0 0 0 0 0 1 0 1 0 1 = 0
–   Anechka 0.082320+16
−16		(−65)23 − 9
(+20−6=6)
71.9%
23.0 / 32
100.0%
+101
55.1%
2294
0.94
1263
1 1 1 = 0 1 1 1 = 0 1 0 1 1 = 1 = 1 1 1 1 1 0 1 0 = 1 1 0 1 = 1
–   Dorky 3.482308+16
−16		(−77)21.5 − 6.5
(+18−3=7)
76.8%
21.5 / 28
100.0%
+118
56.6%
1916
0.86
1084
1 1 1 1 1 1 = = 0 1 = = 1 1 1 = 1 1 1 1 = 0 1 1 1 1 0 =
–   CyberPagno 2.1 32MB2295+16
−16		(−90)19 − 8
(+17−6=4)
70.4%
19.0 / 27
100.0%
+65
55.7%
2052
0.79
1143
1 1 1 1 1 1 1 1 1 0 1 0 = 1 1 0 0 = 1 1 0 0 1 1 = 1 =
–   Latista (Sinobyl) 1.52289+16
−16		(−96)17.5 − 11.5
(+16−10=3)
60.3%
17.5 / 29
100.0%
−12
50.7%
2124
0.73
1076
0 0 1 1 = 0 1 1 1 1 1 0 0 1 1 1 0 1 = 0 = 0 1 1 0 1 1 1 0
–   Madeleine 0.22285+15
−15		(−100)19.5 − 9.5
(+16−6=7)
67.2%
19.5 / 29
100.0%
+24
56.0%
2072
1.04
1161
1 0 0 1 0 1 1 1 0 0 = 1 = = 1 = 1 = 1 1 1 1 1 0 = = 1 1 1
–   Chispa 4.0.32273+14
−14		(−112)13 − 14
(+10−11=6)
48.1%
13.0 / 27
100.0%
−125
54.0%
1756
0.72
949
= 0 0 = 1 0 0 1 1 1 = 0 0 0 1 1 = 0 = 0 1 1 1 0 = 0 1
–   Uralochka 1.1b2272+18
−18		(−113)17.5 − 14.5
(+15−12=5)
54.7%
17.5 / 32
100.0%
−77
53.4%
2693
0.95
1439
1 0 1 = 1 = 0 0 1 = 1 0 1 1 0 0 0 0 0 1 1 1 = 1 0 0 = 1 1 1 0 1
–   Atlas 2.202271+17
−17		(−114)17 − 10
(+14−7=6)
63.0%
17.0 / 27
100.0%
−19
  
1 1 0 0 0 1 = 1 1 = 1 1 1 0 1 0 = 0 1 1 = = 1 = 1 1 0
–   Genesis 2.02247+16
−16		(−138)14.5 − 15.5
(+13−14=3)
48.3%
14.5 / 30
100.0%
−152
56.0%
2631
0.63
1473
0 1 0 1 = 0 = 1 1 = 1 0 0 0 0 1 0 1 0 1 1 1 0 0 1 1 1 0 0 0
–   InmiChess 3.06N2241+15
−15		(−144)14 − 11
(+11−8=6)
56.0%
14.0 / 25
100.0%
−106
53.9%
1509
0.66
813
1 0 1 0 1 0 0 0 0 = 1 0 = = 1 1 = 1 1 1 1 0 1 = =
–   Nesik 0.7.0 alpha2237+16
−16		(−148)20.5 − 6.5
(+20−6=1)
75.9%
20.5 / 27
100.0%
+83
57.9%
2261
0.66
1310
1 1 0 1 1 1 1 1 1 0 1 1 1 1 1 0 1 0 0 1 0 1 1 = 1 1 1
–   Sunsetter C10.3 64-bit JA2232+16
−16		(−153)19.5 − 4.5
(+17−2=5)
81.3%
19.5 / 24
100.0%
+90
54.1%
1738
1.18
940
1 1 = = 1 1 1 1 1 1 1 1 1 0 1 = 1 1 = = 1 0 1 1
–   Alarm 0.93.12226+16
−16		(−159)23.5 − 8.5
(+22−7=3)
73.4%
23.5 / 32
100.0%
+35
55.5%
2275
0.93
1262
1 1 = 1 0 1 1 1 0 1 0 1 1 1 0 1 0 1 1 = 1 0 = 1 1 1 1 1 1 1 1 0
–   Fortress 1.622216+15
−15		(−169)18 − 8
(+16−6=4)
69.2%
18.0 / 26
100.0%
−18
52.6%
1972
0.98
1038
1 1 1 0 1 0 0 1 0 1 = = = 1 1 1 1 1 1 0 1 0 1 1 = 1
–   WJChess 1.642215+16
−16		(−170)21.5 − 6.5
(+19−4=5)
76.8%
21.5 / 28
100.0%
+38
54.9%
1734
0.79
952
1 1 = = = 1 1 1 1 1 1 1 = 0 1 1 1 0 1 1 1 1 0 1 = 1 0 1
–   Gk 0.90 64-bit JA2194+16
−16		(−191)18 − 2
(+18−2=0)
90.0%
18.0 / 20
100.0%
+239
53.3%
1778
0.97
947
1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 0 1 1 1
–   Wing 2.0a2179+16
−16		(−206)21 − 5
(+19−3=4)
80.8%
21.0 / 26
100.0%
+45
55.6%
1659
0.54
922
= 1 1 1 1 = 1 1 1 1 = 1 1 1 0 = 1 1 1 1 1 1 0 1 1 0
–   Matheus 2.32144+15
−15		(−241)25.5 − 3.5
(+24−2=3)
87.9%
25.5 / 29
100.0%
+100
56.5%
1944
0.84
1098
1 1 1 1 1 0 1 1 1 1 1 = 0 1 1 1 1 1 1 = 1 1 1 1 1 = 1 1 1
–   Bodo 0.2b2137+15
−15		(−248)25.5 − 1.5
(+24−0=3)
94.4%
25.5 / 27
100.0%
+186
51.9%
1614
0.75
838
= 1 = 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1
–   Bestia 0.902122+15
−15		(−263)22.5 − 6.5
(+20−4=5)
77.6%
22.5 / 29
100.0%
−47
54.9%
1865
0.80
1023
1 1 1 1 1 = = = 1 1 1 1 1 = 1 0 1 0 1 1 1 1 = 1 1 0 1 0 1
–   Ax 0.82119+15
−15		(−266)25 − 3
(+24−2=2)
89.3%
25.0 / 28
100.0%
+112
  
1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 = 1 1 =
–   DelphiMax 2.92102+16
−16		(−283)25 − 4
(+23−2=4)
86.2%
25.0 / 29
100.0%
+24
53.4%
1995
0.94
1065
1 = = 1 1 1 1 1 1 1 1 1 = 1 1 1 0 1 1 1 1 0 = 1 1 1 1 1 1
1713 games in total: 753 wins, 618 losses, 342 draws (20.0%), score: 53.9%
Average opponent: −34.3 (2350.7), average distance to opponent: 90.5

Performance

This figure shows how this engine performs depending on how strong is the opponent. Regression:

Perf = C − 0.171 [±0.184] * Opp

Where 'Opp' is the opponent's rating. 95% confidence intervals are in the brackets.

Rating changes by day

Rating changes with played games

Created in 2005-2012 by Kirill Kryukov
Updated on June 16, 2013