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
Movei 00.8.438 (10-10-10) UCI#13  (2722+21
−21
)Quote
Author: Uri Blass (Israel) Released: 2007-08-28Link: WBEC
10-10-10 means that each of the "progress" UCI parameters is set to 10. This setting was confirmed by the author to be the strongest known (at the time), and recommended to use in tournaments.
This engine is stable and runs without issues.
This is one of the 2 Movei versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerfPond
hit
Eval
diff
–   Fruit 2.3 32-bit2888+23
−23
(+166)9 − 18
(+6−15=6)
33.3%
9.0 / 27
0.0%
+44
60.8%
2170
0.41
1320
= 0 0 0 = 0 = 0 = 0 1 = 1 = 0 1 0 1 0 0 0 1 0 0 0 0 1
–   Spike 1.2 Turin2842+23
−23
(+120)9 − 17
(+6−14=6)
34.6%
9.0 / 26
0.0%
+6
58.2%
2228
0.60
1297
1 = 0 0 = = 1 0 0 = 0 = 0 0 0 0 1 0 0 0 1 0 1 0 = 1
–   Glaurung 2.0.1 64-bit2838+23
−23
(+116)6.5 − 23.5
(+3−20=7)
21.7%
6.5 / 30
0.0%
−96
58.1%
1905
0.81
1106
= 0 0 0 = 1 1 0 = 0 0 0 0 = 0 0 0 0 0 0 = = 0 1 = 0 0 0 0 0
–   Frenzee Feb08 64-bit2810+24
−24
(+88)10 − 22
(+6−18=8)
31.3%
10.0 / 32
0.0%
−46
59.0%
2060
1.25
1215
1 0 0 = 0 = 1 0 0 0 1 0 0 0 = 0 0 1 0 = = 1 = 0 0 0 0 0 = 0 = 1
–   Delfi 5.42801+24
−24
(+79)14 − 18
(+8−12=12)
43.8%
14.0 / 32
0.0%
+38
58.6%
2105
0.50
1234
1 1 = 0 0 0 0 0 1 = 0 = = 0 = 0 0 0 = 1 1 1 = 0 1 = 1 = = 0 = =
–   Naum 2.0 64-bit2793+21
−21
(+71)8.5 − 18.5
(+4−14=9)
31.5%
8.5 / 27
0.0%
−51
51.6%
2327
0.60
1200
= 0 0 0 0 0 = = 0 = 0 0 0 1 = 0 1 1 = 0 0 0 1 = 0 = =
–   Bright 0.2c2786+23
−23
(+64)12.5 − 14.5
(+10−12=5)
46.3%
12.5 / 27
0.0%
+36
57.0%
2145
0.60
1222
= 1 1 0 1 0 1 1 = 1 0 = = = 0 0 0 0 0 0 1 1 0 1 0 1 0
–   Naum 2.0 32-bit2777+26
−26
(+55)12.5 − 14.5
(+6−8=13)
46.3%
12.5 / 27
0.0%
+32
59.2%
1320
0.66
781
= 1 = 0 = 1 = = 1 0 0 = 1 1 = = 0 = = = 0 1 0 0 = 0 =
–   Glaurung 1.2.1 64-bit2770+24
−24
(+48)9.5 − 17.5
(+3−11=13)
35.2%
9.5 / 27
0.0%
−41
63.1%
1158
0.42
731
= 1 = = = 0 = 0 0 0 0 1 1 = 0 = 0 0 0 0 = = = 0 = = =
–   Alaric 7072768+22
−22
(+46)11 − 15
(+8−12=6)
42.3%
11.0 / 26
0.0%
−7
58.6%
1860
0.47
1090
= = 0 1 0 1 1 0 1 0 1 = 0 0 0 1 = 0 0 1 0 0 = 1 0 =
–   Scorpio 2.0 32-bit2754+23
−23
(+32)9.5 − 14.5
(+3−8=13)
39.6%
9.5 / 24
0.9%
−25
59.8%
971
0.81
581
1 0 1 = 1 0 = 0 = 0 = = = 0 = 0 = 0 = 0 = = = =
–   Scorpio 1.912739+26
−26
(+17)14.5 − 11.5
(+10−7=9)
55.8%
14.5 / 26
12.8%
+56
56.0%
1665
0.66
933
= = 0 1 0 1 = = 1 1 = 0 = 1 1 = 1 1 0 = 0 = 0 1 0 1
–   E.T. Chess 13.01.082733+21
−21
(+11)15 − 13
(+13−11=4)
53.6%
15.0 / 28
20.7%
+36
54.3%
2570
0.55
1396
0 0 0 1 1 = 1 0 0 1 = 1 = 0 1 0 1 0 1 0 1 0 = 1 1 1 1 0
–   WildCat 82730+22
−22
(+8)13 − 19
(+9−15=8)
40.6%
13.0 / 32
27.4%
−59
57.3%
2246
0.60
1288
= 0 = 1 0 1 1 = 0 1 = 0 0 0 1 = 0 0 = 0 1 1 = = 0 1 1 0 0 0 0 0
–   Alfil 8.1.1 Optimized2723+21
−21
(+1)15.5 − 11.5
(+11−7=9)
57.4%
15.5 / 27
46.1%
+52
60.2%
1703
0.64
1026
0 1 1 = = 1 1 = 1 = 0 1 0 1 = 1 = = 0 1 0 = 1 = 1 0 0
–   Pro Deo 1.62719+22
−22
(−3)17.5 − 10.5
(+13−6=9)
62.5%
17.5 / 28
59.4%
+82
56.4%
1974
0.63
1114
0 = = 1 1 1 1 = = 1 = 0 1 1 = = 0 1 = = 0 1 0 1 0 1 1 1
–   Delfi 5.22718+21
−21
(−4)11 − 14
(+7−10=8)
44.0%
11.0 / 25
60.2%
−43
60.5%
1760
0.46
1064
1 0 = 1 0 0 1 = = = = 0 1 1 = 0 = 0 0 = 0 1 1 0 0
–   WildCat 72718+19
−19
(−4)16.5 − 13.5
(+12−9=9)
55.0%
16.5 / 30
61.7%
+27
56.6%
2210
0.49
1250
= 1 = = = 0 1 1 1 = = 0 0 1 = 1 = 0 0 0 0 = 1 1 1 1 1 1 0 0
–   Zappa 1.1 64-bit2717+19
−19
(−5)12.5 − 10.5
(+9−7=7)
54.3%
12.5 / 23
63.3%
+24
61.3%
1521
0.61
933
0 1 = 0 1 = 0 1 1 1 = 1 1 = 0 1 = = 1 0 = 0 0
–   Slow Chess Blitz WV2.12716+19
−19
(−6)13.5 − 15.5
(+8−10=11)
46.6%
13.5 / 29
68.7%
−29
57.7%
1815
0.54
1048
0 = 1 = = = 0 0 1 0 = 1 0 = 1 1 1 0 0 1 1 = = = 0 = 0 0 =
–   Frenzee 3.0 64-bit2711+19
−19
(−11)13.5 − 11.5
(+8−6=11)
54.0%
13.5 / 25
80.5%
+18
58.7%
1331
0.62
781
= 0 1 0 = 0 0 1 = = = 1 = = = = = = 1 1 1 1 0 0 1
–   Colossus 2007d2707+20
−20
(−15)13.5 − 11.5
(+7−5=13)
54.0%
13.5 / 25
87.2%
+10
53.0%
1473
0.58
780
= 0 = 1 = = 1 = = 1 0 = = 1 0 = 1 = 1 1 = 0 0 = =
–   Pharaon 3.5.12704+19
−19
(−18)16.5 − 12.5
(+12−8=9)
56.9%
16.5 / 29
92.5%
+30
59.5%
2215
0.50
1319
0 0 1 = 1 1 = = 1 1 1 0 = 0 0 = 0 0 1 1 0 1 = 1 = = 1 = 1
–   List 5.122699+18
−18
(−23)14.5 − 12.5
(+9−7=11)
53.7%
14.5 / 27
97.2%
0
59.9%
1772
0.65
1062
= 1 = = = 0 = 0 = 1 1 1 0 1 1 0 = 0 0 1 1 1 = = = = 0
–   SOS 5.12697+18
−18
(−25)14 − 13
(+9−8=10)
51.9%
14.0 / 27
98.0%
−16
55.4%
1682
0.62
931
0 0 = 0 1 1 = 1 0 = 1 1 = = 0 1 = 1 1 = = = 0 1 = 0 0
–   Colossus 2007c2694+19
−19
(−28)12.5 − 14.5
(+8−10=9)
46.3%
12.5 / 27
98.6%
−50
58.0%
1763
0.53
1023
0 1 0 = = = 0 1 = 1 = 0 1 = 1 = = = 0 1 0 1 0 1 0 0 0
–   Ruffian 1.0.52687+17
−17
(−35)17 − 10
(+12−5=10)
63.0%
17.0 / 27
99.8%
+46
58.5%
1458
0.58
853
0 1 = = 1 1 0 = 1 1 1 = 0 0 = = = 1 = = 0 = 1 1 1 1 1
–   Petir 4.392682+18
−18
(−40)14.5 − 10.5
(+12−8=5)
58.0%
14.5 / 25
99.9%
+17
58.9%
2210
0.40
1301
0 = 0 1 0 1 1 = 1 1 0 0 1 0 1 = 0 0 1 1 = 1 1 1 =
–   Pseudo 0.7c2680+18
−18
(−42)16.5 − 12.5
(+12−8=9)
56.9%
16.5 / 29
100.0%
+7
57.1%
2226
0.56
1271
0 1 0 0 1 = 1 0 = = 1 0 1 1 0 1 0 = 1 0 1 = = = 1 1 = = 1
–   Aristarch 4.502671+18
−18
(−51)16 − 11
(+13−8=6)
59.3%
16.0 / 27
100.0%
+18
53.2%
1894
0.63
1007
0 0 0 1 = 1 0 0 0 1 0 1 1 = 1 1 1 1 = 1 1 1 0 = = = 1
–   Petir 4.9999992670+19
−19
(−52)13 − 16
(+5−8=16)
44.8%
13.0 / 29
100.0%
−79
57.9%
1239
0.58
717
= 1 = 0 0 = = 0 1 = 1 = 1 = = 0 1 = = = 0 = = 0 = = 0 0 =
–   Hamsters 0.62669+18
−18
(−53)21 − 8
(+17−4=8)
72.4%
21.0 / 29
100.0%
+105
61.9%
2062
0.54
1276
1 1 1 1 1 1 = = = 0 = = 1 1 1 1 1 1 = 1 1 0 1 1 0 = 1 0 =
–   The Baron 2.23 64-bit2669+19
−19
(−53)15 − 17
(+10−12=10)
46.9%
15.0 / 32
100.0%
−72
51.9%
2089
0.76
1085
= = 0 = 1 = 1 0 0 1 0 = = 1 0 = 1 0 = 1 0 0 1 0 1 0 1 0 1 0 = =
–   Booot 4.13.12668+18
−18
(−54)14 − 13
(+8−7=12)
51.9%
14.0 / 27
100.0%
−42
58.3%
1300
0.49
758
1 1 = 0 = = = 1 = 0 0 0 = = 1 = 1 = = 1 1 0 0 = 1 = 0
–   Jonny 2.832652+17
−17
(−70)16.5 − 8.5
(+12−4=9)
66.0%
16.5 / 25
100.0%
+35
52.2%
1499
0.63
782
0 0 = = = 1 1 1 1 1 1 1 1 = = 1 1 1 1 0 = = = 0 =
–   The Baron 1.8.12651+18
−18
(−71)15.5 − 11.5
(+12−8=7)
57.4%
15.5 / 27
100.0%
−20
57.1%
1949
0.76
1113
1 0 0 = 1 0 = 1 1 = 1 1 1 0 1 0 = 0 = 1 0 = 1 1 = 1 0

Performance

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

Perf = C − 0.045 [±0.271] * 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