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
Green Light Chess 3.00 WB#43  (2582+17
−17		)Quote
Author: Tim Foden (United Kingdom) Released: 2003-03-17Link: Homepage
This engine is stable and runs without issues.
This is the only Green Light Chess version we tested.
OpponentEloDiffResultsScoreLOSPerfPond
hit		Eval
diff
–   Alfil 8.1.1 Optimized2723+21
−21		(+141)5.5 − 20.5
(+3−18=5)
21.2%
5.5 / 26
0.0%
−80
58.2%
1766
0.53
1027
–   Petir 4.392682+18
−18		(+100)5.5 − 20.5
(+2−17=7)
21.2%
5.5 / 26
0.0%
−109
59.9%
2006
0.46
1202
–   Petir 4.9999992670+19
−19		(+88)7.5 − 19.5
(+4−16=7)
27.8%
7.5 / 27
0.0%
−68
57.0%
2437
0.47
1389
–   Hamsters 0.62669+18
−18		(+87)13.5 − 16.5
(+8−11=11)
45.0%
13.5 / 30
0.0%
+54
61.9%
2264
0.41
1402
–   The Baron 2.23 64-bit2669+19
−19		(+87)12.5 − 19.5
(+9−16=7)
39.1%
12.5 / 32
0.0%
+6
55.6%
2282
0.85
1268
–   Booot 4.13.12668+18
−18		(+86)9.5 − 16.5
(+4−11=11)
36.5%
9.5 / 26
0.0%
0
59.5%
1653
0.69
983
–   BugChess2 1.5.22661+18
−18		(+79)13.5 − 12.5
(+9−8=9)
51.9%
13.5 / 26
0.0%
+89
55.0%
1758
0.50
967
–   Jonny 2.832652+17
−17		(+70)11 − 12
(+8−9=6)
47.8%
11.0 / 23
0.0%
+48
55.4%
1682
0.60
932
–   Crafty 21.5 64-bit PS2652+17
−17		(+70)9.5 − 14.5
(+4−9=11)
39.6%
9.5 / 24
0.0%
+3
56.1%
1236
0.63
694
–   The Baron 1.8.12651+18
−18		(+69)13.5 − 14.5
(+9−10=9)
48.2%
13.5 / 28
0.0%
+54
50.7%
1553
0.99
788
–   Anaconda 2.0.12644+17
−17		(+62)8.5 − 19.5
(+5−16=7)
30.4%
8.5 / 28
0.0%
−79
58.1%
1923
0.61
1117
–   Movei 00.8.4032643+22
−22		(+61)8.5 − 15.5
(+4−11=9)
35.4%
8.5 / 24
0.0%
−32
56.6%
1618
0.50
916
–   Fritz 5.322643+17
−17		(+61)11.5 − 15.5
(+8−12=7)
42.6%
11.5 / 27
0.0%
+9
60.7%
1887
0.64
1145
–   Ktulu 4.22634+17
−17		(+52)11 − 12
(+8−9=6)
47.8%
11.0 / 23
0.0%
+41
62.5%
1626
0.63
1016
–   Thinker 4.7a2634+17
−17		(+52)11 − 15
(+7−11=8)
42.3%
11.0 / 26
0.0%
−2
62.4%
2102
0.61
1311
–   SmarThink 0.17a2633+16
−16		(+51)8 − 17
(+4−13=8)
32.0%
8.0 / 25
0.0%
−71
57.7%
1429
0.78
825
–   Ufim 8.022628+18
−18		(+46)12 − 10
(+7−5=10)
54.5%
12.0 / 22
0.0%
+73
59.6%
1169
0.59
697
–   Fritz 6 Light2627+19
−19		(+45)8.5 − 15.5
(+4−11=9)
35.4%
8.5 / 24
0.0%
−46
59.4%
1329
0.56
789
–   Trace 1.37a2622+17
−17		(+40)12.5 − 15.5
(+7−10=11)
44.6%
12.5 / 28
0.0%
+5
56.1%
1382
0.58
775
–   AnMon 5.602621+18
−18		(+39)8.5 − 13.5
(+5−10=7)
38.6%
8.5 / 22
0.0%
−37
60.3%
1437
0.49
867
–   E.T. Chess 18.11.052620+21
−21		(+38)11 − 15
(+8−12=6)
42.3%
11.0 / 26
0.2%
−12
52.7%
2147
0.69
1132
–   Little Goliath 3.12 Evolution (TB Off)2614+17
−17		(+32)9 − 15
(+5−11=8)
37.5%
9.0 / 24
0.3%
−48
52.1%
1940
0.79
1011
–   Yace 0.99.872609+17
−17		(+27)12 − 13
(+9−10=6)
48.0%
12.0 / 25
0.9%
+14
60.5%
1899
0.51
1148
–   Little Goliath 3.12 Evolution (TB On)2607+19
−19		(+25)12.5 − 15.5
(+8−11=9)
44.6%
12.5 / 28
1.9%
−11
50.7%
2333
0.97
1183
–   Hamsters 0.52595+21
−21		(+13)16.5 − 11.5
(+12−7=9)
58.9%
16.5 / 28
16.1%
+73
58.6%
2289
0.60
1341
–   Pepito 1.59 32-bit2595+19
−19		(+13)12.5 − 13.5
(+7−8=11)
48.1%
12.5 / 26
14.6%
0
59.2%
1734
0.52
1027
–   Bruja 1.9 64-bit JA No-int-book2584+18
−18		(+2)15.5 − 9.5
(+12−6=7)
62.0%
15.5 / 25
45.6%
+87
56.9%
1984
0.58
1129
–   Tao 5.62574+17
−17		(−8)10.5 − 15.5
(+7−12=7)
40.4%
10.5 / 26
76.6%
−71
60.5%
1738
0.51
1051
–   Cerebro 3.03d2572+19
−19		(−10)22 − 10
(+18−6=8)
68.8%
22.0 / 32
80.5%
+122
53.9%
2378
0.67
1282
–   Twisted Logic 20080404x2568+18
−18		(−14)14.5 − 14.5
(+11−11=7)
50.0%
14.5 / 29
88.3%
−14
54.2%
2368
0.85
1283
–   Arasan 10.0 64-bit2564+17
−17		(−18)13.5 − 10.5
(+9−6=9)
56.3%
13.5 / 24
94.6%
+25
58.9%
1590
0.46
937
–   Abrok 5.02561+17
−17		(−21)11 − 9
(+7−5=8)
55.0%
11.0 / 20
96.5%
+8
53.4%
1156
0.88
617
–   Amyan 1.5972552+17
−17		(−30)12.5 − 9.5
(+9−6=7)
56.8%
12.5 / 22
99.5%
+16
60.3%
1551
0.46
936
–   Matacz 1.3 HT74 5-men-egbb2551+18
−18		(−31)17 − 12
(+12−7=10)
58.6%
17.0 / 29
99.6%
+24
59.9%
1778
0.54
1065
–   SpiderChess 0706032546+17
−17		(−36)9 − 13
(+6−10=6)
40.9%
9.0 / 22
99.9%
−103
52.3%
1829
0.63
957
–   Quark 2.352536+16
−16		(−46)17.5 − 10.5
(+14−7=7)
62.5%
17.5 / 28
100.0%
+46
57.9%
2126
0.55
1232
–   Gaia 3.5 64-bit2536+17
−17		(−46)17.5 − 14.5
(+11−8=13)
54.7%
17.5 / 32
100.0%
−17
60.0%
2100
0.72
1260
–   King of Kings 2.562536+18
−18		(−46)16.5 − 9.5
(+13−6=7)
63.5%
16.5 / 26
100.0%
+46
57.3%
1614
0.62
925
–   LambChop 10.992531+17
−17		(−51)14 − 12
(+10−8=8)
53.8%
14.0 / 26
100.0%
−22
58.8%
1906
0.48
1120
–   Dragon 4.62524+16
−16		(−58)14.5 − 9.5
(+11−6=7)
60.4%
14.5 / 24
100.0%
+12
61.0%
1770
0.48
1079
–   Nejmet 3.072521+16
−16		(−61)16 − 11
(+13−8=6)
59.3%
16.0 / 27
100.0%
+5
57.7%
2309
0.55
1333
–   Snitch 1.6.2 32-bit2521+15
−15		(−61)15.5 − 8.5
(+13−6=5)
64.6%
15.5 / 24
100.0%
+47
53.4%
1807
0.49
965
–   RomiChess P3k 64-bit2502+18
−18		(−80)20.5 − 11.5
(+14−5=13)
64.1%
20.5 / 32
100.0%
+9
64.6%
1711
0.58
1105
–   Amy 0.8.7b DC2500+17
−17		(−82)16.5 − 6.5
(+13−3=7)
71.7%
16.5 / 23
100.0%
+71
57.2%
1686
0.57
964
–   KnightDreamer 3.32499+16
−16		(−83)15.5 − 12.5
(+8−5=15)
55.4%
15.5 / 28
100.0%
−50
55.0%
1464
0.59
805
–   Francesca MAD 0.13 Nobook2493+19
−19		(−89)9 − 10
(+6−7=6)		47.4%
9.0 / 19
100.0%
−108
63.3%
1192
0.67
754
–   Djinn 0.925x2479+16
−16		(−103)15.5 − 11.5
(+11−7=9)
57.4%
15.5 / 27
100.0%
−51
56.0%
2003
0.49
1122
–   Comet B682478+14
−14		(−104)16 − 12
(+13−9=6)
57.1%
16.0 / 28
100.0%
−49
55.0%
2208
0.83
1214
–   Sjeng 12.132475+14
−14		(−107)14 − 7
(+12−5=4)
66.7%
14.0 / 21
100.0%
+18
53.0%
1858
0.90
985
–   Der Bringer 1.92455+15
−15		(−127)19.5 − 11.5
(+17−9=5)
62.9%
19.5 / 31
100.0%
−28
57.1%
2422
0.57
1383
–   Phalanx XXII Reborn JA2452+15
−15		(−130)20.5 − 7.5
(+17−4=7)
73.2%
20.5 / 28
100.0%
+39
54.2%
1902
0.73
1031
1327 games in total: 455 wins, 464 losses, 408 draws (30.7%), score: 49.7%
Average opponent: +1.7 (2583.7), average distance to opponent: 58.8

Performance

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

Perf = C − 0.034 [±0.222] * 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