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
Naum 2.0 64-bit UCI#6  (2793+21
−21
)Quote
Author: Aleksandar Naumov (Serbia/Canada) Released: 2006-09-12Links: Homepage, SuperChessEngine.com
This engine is stable and runs without issues.
This is one of the 2 Naum versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerfPond
hit
Eval
diff
–   Fruit 2.3 32-bit2888+23
−23
(+95)11.5 − 20.5
(+5−14=13)
35.9%
11.5 / 32
0.0%
+6
55.7%
1689
0.57
941
0 0 0 0 0 0 = 1 = 0 1 = 1 = = 1 = = 0 1 = 0 0 = 0 = = = 0 0 0 =
–   Spike 1.2 Turin2842+23
−23
(+49)13.5 − 18.5
(+9−14=9)
42.2%
13.5 / 32
0.0%
−4
56.7%
2526
0.63
1431
1 1 = = = 0 1 0 = 0 = 0 1 1 0 0 = = 1 0 0 0 0 1 1 0 1 = 0 0 = 0
–   Glaurung 2.0.1 64-bit2838+23
−23
(+45)15.5 − 16.5
(+8−9=15)
48.4%
15.5 / 32
0.0%
+36
58.4%
1694
0.78
989
0 = 1 = = 1 = 1 0 = = 1 1 = = = 0 = 0 0 = = 1 0 = = = 1 0 0 1 0
–   Frenzee Feb08 64-bit2810+24
−24
(+17)15 − 17
(+7−9=16)
46.9%
15.0 / 32
11.9%
−3
56.5%
1514
0.98
855
0 = 1 = = 1 1 = 0 = 1 0 = = 0 = = 0 1 = 0 = 0 1 = 0 1 = = = = 0
–   Delfi 5.42801+24
−24
(+8)12.5 − 19.5
(+6−13=13)
39.1%
12.5 / 32
27.2%
−60
56.2%
2098
0.48
1179
= = 1 0 0 0 0 = 0 1 = 0 0 0 = = = 0 = 0 1 1 = = = = 0 0 0 1 = 1
–   Bright 0.2c2786+23
−23
(−7)15 − 17
(+8−10=14)
46.9%
15.0 / 32
68.9%
−27
57.3%
1854
0.62
1063
= = 1 1 = 0 = 0 = 0 1 = 0 = 0 1 0 0 1 1 1 = = 0 = = 0 = 1 = 0 =
–   Glaurung 1.2.1 64-bit2770+24
−24
(−23)18 − 14
(+12−8=12)
56.3%
18.0 / 32
94.3%
+13
57.2%
1823
0.67
1042
1 1 = 0 1 0 = 1 = 0 1 = = 1 1 1 = = = 0 = 0 = 0 1 0 = 0 = 1 1 1
–   Alaric 7072768+22
−22
(−25)16.5 − 15.5
(+11−10=11)
51.6%
16.5 / 32
96.3%
−15
53.5%
2202
0.60
1177
1 0 0 1 0 0 = = = = 0 = = = = 1 0 0 = 1 1 0 1 0 1 1 1 = = 0 1 1
–   Scorpio 2.0 32-bit2754+23
−23
(−39)17.5 − 8.5
(+14−5=7)
67.3%
17.5 / 26
99.7%
+78
58.2%
1922
0.74
1119
1 1 = 1 = 1 1 1 1 0 0 1 0 = 1 0 1 = 1 0 = = 1 1 = 1
–   Scorpio 1.912739+26
−26
(−54)17.5 − 8.5
(+11−2=13)
67.3%
17.5 / 26
100.0%
+48
56.2%
1560
0.53
877
= = 1 0 1 = = = 1 = = 1 = 1 1 1 = 1 = 0 = = 1 1 = 1
–   E.T. Chess 13.01.082733+21
−21
(−60)16 − 14
(+9−7=14)
53.3%
16.0 / 30
100.0%
−41
55.8%
1560
0.64
870
= = 0 1 = = 0 = = 1 1 1 0 = 0 0 = = = = 0 1 1 0 = 1 = 1 1 =
–   WildCat 82730+22
−22
(−63)19 − 13
(+15−9=8)
59.4%
19.0 / 32
100.0%
+1
53.7%
2445
0.64
1313
1 1 0 = 0 1 0 = 1 1 0 0 1 = 0 1 0 1 = 1 = = 0 1 = 1 1 1 1 = 0 1
–   Alfil 8.1.1 Optimized2723+21
−21
(−70)18 − 8
(+15−5=6)
69.2%
18.0 / 26
100.0%
+71
55.8%
1862
0.82
1039
1 = 1 1 = 0 1 = 1 0 = 1 1 1 0 1 = 1 = 0 1 1 0 1 1 1
–   Movei 00.8.438 (10-10-10)2722+21
−21
(−71)18.5 − 8.5
(+14−4=9)
68.5%
18.5 / 27
100.0%
+51
51.6%
2327
0.60
1200
= 1 1 1 1 1 = = 1 = 1 1 1 0 = 1 0 0 = 1 1 1 0 = 1 = =
–   Pro Deo 1.62719+22
−22
(−74)15.5 − 9.5
(+11−5=9)
62.0%
15.5 / 25
100.0%
0
51.0%
1350
0.78
689
1 1 1 = 1 1 0 0 1 0 = = 1 = 0 = 1 1 = = = 0 1 1 =
–   Delfi 5.22718+21
−21
(−75)17 − 9
(+11−3=12)
65.4%
17.0 / 26
100.0%
+16
59.1%
1161
0.72
686
= = = 1 = = 1 = 1 1 = = 0 0 = 1 0 1 = = 1 1 1 1 = 1
–   WildCat 72718+19
−19
(−75)21.5 − 10.5
(+20−9=3)
67.2%
21.5 / 32
100.0%
+65
57.9%
2711
0.60
1569
0 = 1 0 1 1 1 = 0 1 1 0 1 1 1 0 1 1 0 0 0 1 1 1 = 1 1 0 1 1 1 1
–   Zappa 1.1 64-bit2717+19
−19
(−76)21 − 11
(+15−5=12)
65.6%
21.0 / 32
100.0%
+25
58.7%
2020
0.64
1186
= 1 1 1 1 1 0 0 0 1 = 1 = = 1 = = 0 = 1 1 = 1 = 1 = 1 1 1 = 0 =
–   Slow Chess Blitz WV2.12716+19
−19
(−77)17 − 15
(+11−9=12)
53.1%
17.0 / 32
100.0%
−56
58.8%
1878
0.54
1105
= = 1 1 = 1 = 0 0 = 1 0 = = 1 1 0 1 1 0 1 = = = 0 = = 1 0 0 0 1
–   Alaric 7042713+26
−26
(−80)15 − 10
(+9−4=12)
60.0%
15.0 / 25
100.0%
−15
58.5%
1113
0.63
651
1 = = 1 1 = = 1 = 1 = = 1 = 1 = 0 1 0 = 1 0 0 = =
–   Frenzee 3.0 64-bit2711+19
−19
(−82)16 − 10
(+9−3=14)
61.5%
16.0 / 26
100.0%
−14
55.2%
1018
0.53
562
= = 1 = 1 1 = 1 = 0 = = = 1 = = = = 1 1 0 0 = = 1 1
–   Colossus 2007d2707+20
−20
(−86)18 − 9
(+14−5=8)
66.7%
18.0 / 27
100.0%
+28
57.1%
1796
0.77
1025
= 1 = 0 1 = 1 0 0 1 1 1 = 0 = = 1 0 1 1 1 = = 1 1 1 1
–   Pharaon 3.5.12704+19
−19
(−89)19 − 13
(+13−7=12)
59.4%
19.0 / 32
100.0%
−27
57.0%
1778
0.78
1013
1 = 0 0 1 1 = = = 0 1 = 1 = = 1 0 1 = = 1 = 0 0 1 = 1 1 1 1 = 0
–   List 5.122699+18
−18
(−94)20 − 12
(+13−5=14)
62.5%
20.0 / 32
100.0%
−16
54.3%
2120
0.58
1152
1 1 0 = = 1 = = 1 = = 1 = 0 = 1 = = 1 = 1 0 1 1 1 1 = 0 1 = 0 =
–   SOS 5.12697+18
−18
(−96)21 − 11
(+16−6=10)
65.6%
21.0 / 32
100.0%
+9
52.9%
2060
0.81
1089
0 0 = 1 1 1 1 1 = 1 1 1 1 0 1 = = 1 1 0 1 = = 1 0 = 1 = 1 0 = =
–   Colossus 2007c2694+19
−19
(−99)19 − 11
(+13−5=12)
63.3%
19.0 / 30
100.0%
−14
59.0%
1497
0.65
883
= = 1 0 1 1 1 1 = = = 1 1 0 1 = = 1 = 1 = 1 = 1 0 0 = 1 0 =
–   Ruffian 1.0.52687+17
−17
(−106)22.5 − 9.5
(+18−5=9)
70.3%
22.5 / 32
100.0%
+35
56.9%
2086
0.63
1186
1 1 0 = = 1 0 1 = 1 1 0 0 1 1 = 1 1 = 1 1 1 = 1 1 1 1 = 0 = = 1
–   Petir 4.392682+18
−18
(−111)15.5 − 14.5
(+10−9=11)
51.7%
15.5 / 30
100.0%
−98
55.0%
2033
0.71
1119
0 0 1 0 = = 1 = 0 = 1 0 1 1 1 = 1 = 0 0 0 1 = = 1 0 = = 1 =
–   Pseudo 0.7c2680+18
−18
(−113)21.5 − 10.5
(+16−5=11)
67.2%
21.5 / 32
100.0%
0
56.4%
2114
0.70
1192
0 1 = 1 0 = = 1 = 1 = 1 0 = 1 = 1 = 1 1 1 = 1 = = 1 0 1 0 1 1 1
–   Aristarch 4.502671+18
−18
(−122)18.5 − 13.5
(+12−7=13)
57.8%
18.5 / 32
100.0%
−73
55.5%
1655
0.68
919
1 0 0 1 = 1 = = 0 1 1 = 1 = 0 = 0 = = 0 = 1 0 = 1 = = 1 = 1 1 1
–   The Baron 2.23 64-bit2669+19
−19
(−124)24 − 8
(+22−6=4)
75.0%
24.0 / 32
100.0%
+77
55.7%
2632
0.74
1466
1 1 0 0 1 = 1 1 1 = 1 1 = 0 1 1 1 1 1 0 1 1 = 0 1 1 1 1 1 0 1 1
–   Crafty 21.5 64-bit PS2652+17
−17
(−141)20 − 9
(+15−4=10)
69.0%
20.0 / 29
100.0%
−13
57.1%
1716
0.68
979
1 = = 1 0 1 1 1 = = = = 1 = 1 = 1 1 = 1 1 0 0 1 1 = 0 1 1

Performance

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

Perf = C + 0.042 [±0.278] * 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