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

Options
Show each game results
Amyan 1.597 UCI#49  (2552+17
−17
)Quote
Author: Antonio Dieguez (Chile) Released: 2005-06-16Link: Homepage
This engine is stable and runs without issues.
This is the only Amyan version we tested.
OpponentEloDiffResultsScoreLOSPerfPond
hit
Eval
diff
–   Petir 4.392682+18
−18
(+130)10 − 15
(+5−10=10)
40.0%
10.0 / 25
0.0%
+64
57.9%
1755
0.53
1016
= 0 1 = 0 = 1 = 0 1 = = 0 1 = 0 = 0 0 0 1 0 0 = =
–   Hamsters 0.62669+18
−18
(+117)7 − 18
(+5−16=4)
28.0%
7.0 / 25
0.0%
−53
60.3%
2236
0.51
1349
0 0 0 = = 1 0 0 0 0 0 1 0 0 0 0 1 = 0 1 = 0 0 1 0
–   BugChess2 1.5.22661+18
−18
(+109)11 − 19
(+7−15=8)
36.7%
11.0 / 30
0.0%
+14
57.8%
2547
0.44
1473
0 0 0 1 = 1 0 = = 0 1 = 0 0 = 0 0 0 0 1 0 1 = 0 1 1 = = 0 0
–   Jonny 2.832652+17
−17
(+100)6.5 − 17.5
(+4−15=5)
27.1%
6.5 / 24
0.0%
−70
53.9%
1644
0.71
886
0 = = 0 = 0 1 0 = = 0 0 1 0 0 1 0 0 0 0 0 0 0 1
–   Crafty 21.5 64-bit PS2652+17
−17
(+100)11.5 − 11.5
(+9−9=5)
50.0%
11.5 / 23
0.0%
+96
54.6%
1696
0.75
926
= 0 1 0 1 1 = 0 1 0 0 1 0 1 = 1 = 1 = 0 1 0 0
–   The Baron 1.8.12651+18
−18
(+99)11.5 − 16.5
(+8−13=7)
41.1%
11.5 / 28
0.0%
+34
54.7%
1825
0.90
999
0 0 0 = 0 1 1 = = 1 0 1 1 0 1 1 0 0 = 0 1 = = 0 0 = 0 0
–   Anaconda 2.0.12644+17
−17
(+92)11 − 13
(+7−9=8)
45.8%
11.0 / 24
0.0%
+61
62.9%
1508
0.68
949
= = = 1 0 = 1 1 0 0 0 0 0 1 0 = = 0 = 1 1 1 0 =
–   Fritz 5.322643+17
−17
(+91)9.5 − 17.5
(+2−10=15)
35.2%
9.5 / 27
0.0%
+8
58.8%
1026
0.42
603
0 = = 0 = 1 = = 0 = = = 0 0 = 0 0 = 0 0 1 = = 0 = = =
–   Ktulu 4.22634+17
−17
(+82)12.5 − 13.5
(+9−10=7)
48.1%
12.5 / 26
0.0%
+66
60.9%
1969
0.75
1199
1 0 1 1 = 1 = 0 0 = = 1 0 0 1 1 0 0 1 0 0 1 = 0 = =
–   Thinker 4.7a2634+17
−17
(+82)11 − 14
(+7−10=8)
44.0%
11.0 / 25
0.0%
+42
59.0%
1696
0.60
1000
1 1 0 = 1 = 0 = = = 0 0 = 0 1 0 1 0 = 0 = 1 0 0 1
–   SmarThink 0.17a2633+16
−16
(+81)10 − 17
(+7−14=6)
37.0%
10.0 / 27
0.0%
−13
59.1%
1725
0.73
1019
0 0 1 0 0 = 0 = 1 0 0 1 = 0 0 = 0 = 0 0 1 1 1 0 0 = 1
–   Ufim 8.022628+18
−18
(+76)9.5 − 22.5
(+6−19=7)
29.7%
9.5 / 32
0.0%
−73
60.3%
2428
0.92
1465
0 = 0 0 0 1 0 0 = = 0 0 0 1 0 0 0 1 1 0 0 0 1 = 1 0 = 0 = = 0 0
–   Fritz 6 Light2627+19
−19
(+75)8.5 − 15.5
(+6−13=5)
35.4%
8.5 / 24
0.0%
−33
63.9%
1570
0.43
1003
0 0 0 1 0 = = 1 0 = 1 0 = 1 0 0 0 1 1 0 0 0 = 0
–   Trace 1.37a2622+17
−17
(+70)11 − 13
(+8−10=6)
45.8%
11.0 / 24
0.0%
+43
53.9%
1868
0.73
1007
0 = = = 0 1 0 = = 1 0 1 0 = 1 1 0 0 0 0 1 0 1 1
–   AnMon 5.602621+18
−18
(+69)9 − 18
(+6−15=6)
33.3%
9.0 / 27
0.0%
−51
55.9%
1872
0.55
1046
= 1 = 0 1 0 = 0 0 0 0 = 1 1 0 0 = 0 0 = 0 0 1 1 0 0 0
–   Little Goliath 3.12 Evolution (TB Off)2614+17
−17
(+62)11 − 16
(+10−15=2)
40.7%
11.0 / 27
0.0%
−13
57.0%
2434
1.01
1388
0 0 0 1 0 0 0 1 = 0 0 1 1 1 1 0 1 1 0 1 1 0 0 0 0 = 0
–   Yace 0.99.872609+17
−17
(+57)11.5 − 11.5
(+10−10=3)
50.0%
11.5 / 23
0.0%
+50
56.6%
2237
0.47
1267
1 = 1 0 0 0 0 1 0 1 0 1 1 1 = 0 0 1 0 0 1 1 =
–   Little Goliath 3.12 Evolution (TB On)2607+19
−19
(+55)10.5 − 16.5
(+7−13=7)
38.9%
10.5 / 27
0.0%
−23
53.5%
1846
1.06
987
= 1 = 0 = 0 = 0 1 0 = = 0 0 1 0 1 0 1 0 0 0 0 1 = 0 1
–   Hamsters 0.52595+21
−21
(+43)12.5 − 10.5
(+9−7=7)
54.3%
12.5 / 23
0.1%
+78
57.9%
1702
0.53
986
1 0 0 1 0 = 1 0 1 1 = 0 1 = 1 = = 1 0 1 = = 0
–   Pepito 1.59 32-bit2595+19
−19
(+43)10 − 14
(+6−10=8)
41.7%
10.0 / 24
0.0%
−10
60.1%
1580
0.64
949
= = 0 = 1 0 1 0 = 0 0 1 0 1 = = = 0 0 0 0 1 1 =
–   Bruja 1.9 64-bit JA No-int-book2584+18
−18
(+32)14.5 − 12.5
(+11−9=7)
53.7%
14.5 / 27
0.4%
+53
58.7%
1941
0.58
1139
0 = 1 1 = = 1 0 1 1 1 1 1 = 0 1 1 = 0 0 0 0 = 0 1 0 =
–   Green Light Chess 3.002582+17
−17
(+30)9.5 − 12.5
(+6−9=7)
43.2%
9.5 / 22
0.5%
−16
60.3%
1551
0.46
936
1 0 0 = 1 0 1 1 0 = 0 = 0 = 1 0 = 0 1 0 = =
–   Tao 5.62574+17
−17
(+22)15.5 − 13.5
(+11−9=9)
53.4%
15.5 / 29
3.0%
+46
59.1%
1975
0.58
1167
1 0 0 = = 1 = 1 = = 1 0 1 1 1 0 1 0 1 = 0 1 = 0 1 = 0 0 =
–   Cerebro 3.03d2572+19
−19
(+20)16.5 − 15.5
(+10−9=13)
51.6%
16.5 / 32
5.8%
+30
53.7%
1843
0.60
990
1 = 1 0 = 1 1 = 1 = = 0 0 = 1 1 = 0 0 = 0 0 = 1 0 0 = = = 1 = 1
–   Twisted Logic 20080404x2568+18
−18
(+16)14.5 − 11.5
(+12−9=5)
55.8%
14.5 / 26
9.3%
+56
56.3%
1896
0.78
1068
0 0 1 0 1 0 1 = 1 1 0 0 = = 1 1 1 = 1 1 1 0 1 0 = 0
–   Arasan 10.0 64-bit2564+17
−17
(+12)8 − 20
(+4−16=8)
28.6%
8.0 / 28
16.4%
−139
60.7%
1996
0.53
1212
1 = 0 = = 0 0 = 0 0 0 0 0 = 1 0 1 0 0 0 = 0 0 0 1 0 = =
–   Abrok 5.02561+17
−17
(+9)6.5 − 21.5
(+6−21=1)
23.2%
6.5 / 28
21.7%
−228
57.7%
2374
0.61
1369
0 0 1 0 0 0 = 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 1 0 0 0 0 1
–   Matacz 1.3 HT74 5-men-egbb2551+18
−18
(−1)12.5 − 14.5
(+8−10=9)
46.3%
12.5 / 27
55.6%
−25
63.3%
1536
0.83
973
= = 0 0 1 = 0 0 0 0 = 0 = 1 1 1 1 1 0 = = 1 0 = 0 1 =
–   SpiderChess 0706032546+17
−17
(−6)11.5 − 15.5
(+5−9=13)
42.6%
11.5 / 27
70.1%
−52
53.8%
1469
0.81
791
= = = 0 1 = 1 0 0 = = = = 0 1 = = 1 0 0 = 0 0 1 = 0 =
–   Quark 2.352536+16
−16
(−16)13.5 − 10.5
(+8−5=11)
56.3%
13.5 / 24
92.6%
+21
58.3%
1387
0.65
809
0 = 1 1 = 1 0 0 1 = 1 1 = = 1 1 0 = = = 0 = = =
–   Gaia 3.5 64-bit2536+17
−17
(−16)18.5 − 13.5
(+16−11=5)
57.8%
18.5 / 32
92.1%
+42
58.5%
2687
0.63
1571
1 1 0 0 = 0 1 0 0 1 1 1 = 0 1 1 1 1 1 0 0 1 1 = 1 0 = = 0 0 1 1
–   King of Kings 2.562536+18
−18
(−16)14.5 − 12.5
(+8−6=13)
53.7%
14.5 / 27
91.3%
+10
57.3%
1209
0.75
693
0 = 1 = 0 0 1 1 1 = = = = = = 0 = = 1 1 = 0 1 = 0 = 1
–   LambChop 10.992531+17
−17
(−21)15.5 − 12.5
(+10−7=11)
55.4%
15.5 / 28
96.9%
+11
60.8%
1531
1.11
931
= 0 1 = = 1 1 = = = 0 1 0 1 1 1 1 = 0 = 0 0 1 = 0 = = 1
–   Dragon 4.62524+16
−16
(−28)16 − 9
(+13−6=6)
64.0%
16.0 / 25
99.4%
+72
58.6%
1879
0.51
1101
1 1 1 = = 1 1 = 1 1 = = 0 1 0 0 0 0 1 0 1 1 1 1 =
–   Nejmet 3.072521+16
−16
(−31)14 − 9
(+11−6=6)
60.9%
14.0 / 23
99.8%
+39
54.4%
1568
0.63
853
1 1 = = 0 1 1 1 1 = 0 1 0 0 = = 1 = 1 0 1 1 0
–   Snitch 1.6.2 32-bit2521+15
−15
(−31)11.5 − 16.5
(+9−14=5)
41.1%
11.5 / 28
99.8%
−99
58.9%
2112
0.63
1243
0 1 0 1 0 1 1 = 1 1 = 0 0 0 0 0 0 = 0 0 0 1 1 0 0 1 = =
–   RomiChess P3k 64-bit2502+18
−18
(−50)15.5 − 16.5
(+10−11=11)
48.4%
15.5 / 32
100.0%
−60
65.4%
1850
0.70
1209
1 = 1 0 = = 1 = 0 1 = 0 = 0 1 0 1 1 0 0 0 = 0 0 = 1 = = 0 1 = 1
–   Amy 0.8.7b DC2500+17
−17
(−52)18 − 7
(+14−3=8)
72.0%
18.0 / 25
100.0%
+96
56.2%
1794
0.64
1009
1 = 1 0 = 1 1 = = = 1 1 1 1 1 = = 0 1 1 1 = 0 1 1
–   KnightDreamer 3.32499+16
−16
(−53)16.5 − 8.5
(+14−6=5)
66.0%
16.5 / 25
100.0%
+66
58.2%
1765
0.49
1027
1 = 0 1 0 1 1 = = = 1 1 1 1 0 1 0 1 1 = 0 0 1 1 1
–   Francesca MAD 0.13 Nobook2493+19
−19
(−59)14 − 7
(+11−4=6)
66.7%
14.0 / 21
100.0%
+55
64.6%
1239
0.66
800
1 1 = 0 = 1 1 1 = 1 1 1 = 0 1 = 1 1 0 0 =
–   Leila 0.53h2490+17
−17
(−62)11.5 − 11.5
(+8−8=7)
50.0%
11.5 / 23
100.0%
−64
56.0%
1471
0.61
824
= = = 0 0 = 0 = 0 1 1 1 0 = 1 1 1 1 0 0 = 1 0
–   Diablo 0.5.1 JA2482+16
−16
(−70)20 − 12
(+15−7=10)
62.5%
20.0 / 32
100.0%
+16
59.2%
2079
0.50
1231
= = 1 = 0 = 0 1 0 = 1 1 1 1 1 = = 0 0 = = 0 1 0 1 1 1 1 1 1 1 =
–   PostModernist 10162480+16
−16
(−72)20.5 − 11.5
(+18−9=5)
64.1%
20.5 / 32
100.0%
+35
59.6%
2995
0.54
1784
1 = 0 1 1 0 = 1 1 0 1 1 1 1 1 0 1 1 0 1 = 1 1 0 1 0 0 1 1 = = 0
–   Djinn 0.925x2479+16
−16
(−73)14 − 10
(+11−7=6)
58.3%
14.0 / 24
100.0%
−12
59.1%
1479
0.58
874
1 0 = 0 1 0 1 1 = 1 = = 1 = 0 1 0 1 1 0 = 0 1 1
–   Comet B682478+14
−14
(−74)20.5 − 6.5
(+17−3=7)
75.9%
20.5 / 27
100.0%
+114
60.7%
1363
0.56
828
= 1 1 1 1 1 0 1 = 1 1 0 = 1 1 1 1 1 = 1 1 0 1 = 1 = =
–   Sjeng 12.132475+14
−14
(−77)14 − 11
(+9−6=10)
56.0%
14.0 / 25
100.0%
−42
58.0%
1282
0.83
743
1 = = 0 1 = = 1 0 = = 0 1 1 0 = 1 1 0 1 0 1 = = =
–   Muse 0.899b2474+16
−16
(−78)14.5 − 10.5
(+13−9=3)
58.0%
14.5 / 25
100.0%
−13
55.7%
2106
0.61
1174
1 = 0 0 1 1 = 0 0 1 1 0 1 1 1 1 1 0 = 1 1 0 0 0 1
–   The Crazy Bishop 00522460+15
−15
(−92)18.5 − 9.5
(+16−7=5)
66.1%
18.5 / 28
100.0%
+27
56.3%
2675
0.52
1505
0 1 1 1 1 0 1 1 = 0 1 = 1 = 0 1 1 1 0 = 1 1 0 1 0 1 1 =
–   Der Bringer 1.92455+15
−15
(−97)16 − 11
(+12−7=8)
59.3%
16.0 / 27
100.0%
−34
57.9%
1623
0.52
939
0 = = 1 = = 0 1 = 0 1 1 0 1 1 1 1 0 1 0 = = 1 1 0 1 =
–   Phalanx XXII Reborn JA2452+15
−15
(−100)14 − 14
(+10−10=8)
50.0%
14.0 / 28
100.0%
−100
58.7%
2118
0.58
1243
1 1 0 0 = = 0 1 = 1 1 1 0 1 1 0 = = 0 0 0 0 = 1 = = 1 0
–   Amateur 2.822446+15
−15
(−106)14.5 − 12.5
(+11−9=7)
53.7%
14.5 / 27
100.0%
−81
54.1%
2329
1.09
1259
= = 0 0 = = 1 1 1 1 = 0 1 = 1 0 0 0 = 1 1 1 0 1 0 1 0

Performance

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

Perf = C + 0.107 [±0.267] * 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