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
Alaric 707 UCI#8  (2768+22
−22		)Quote
Author: Peter Fendrich (Sweden) Released: 2007-07-15Link: Homepage
Alaric is a new engine by the author of Terra.
This engine is stable and runs without issues.
This is one of the 2 Alaric versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerfPond
hit		Eval
diff
–   Fruit 2.3 32-bit2888+23
−23		(+120)8 − 24
(+1−17=14)
25.0%
8.0 / 32
0.0%
−36
63.4%
1553
0.41
985
–   Spike 1.2 Turin2842+23
−23		(+74)11.5 − 20.5
(+7−16=9)
35.9%
11.5 / 32
0.0%
−23
59.7%
2196
0.70
1310
–   Glaurung 2.0.1 64-bit2838+23
−23		(+70)12 − 20
(+7−15=10)
37.5%
12.0 / 32
0.0%
−13
61.4%
2294
0.88
1409
–   Frenzee Feb08 64-bit2810+24
−24		(+42)14 − 18
(+9−13=10)
43.8%
14.0 / 32
0.3%
0
56.8%
2273
1.27
1291
–   Delfi 5.42801+24
−24		(+33)12.5 − 19.5
(+7−14=11)
39.1%
12.5 / 32
1.3%
−37
61.8%
2227
0.46
1376
–   Naum 2.0 64-bit2793+21
−21		(+25)15.5 − 16.5
(+10−11=11)
48.4%
15.5 / 32
3.7%
+15
53.5%
2202
0.60
1177
–   Bright 0.2c2786+23
−23		(+18)17.5 − 14.5
(+12−9=11)
54.7%
17.5 / 32
11.6%
+50
55.4%
2273
0.55
1260
–   Naum 2.0 32-bit2777+26
−26		(+9)12 − 16
(+7−11=10)
42.9%
12.0 / 28
29.5%
−37
56.6%
1690
0.61
957
–   Glaurung 1.2.1 64-bit2770+24
−24		(+2)13 − 10
(+10−7=6)
56.5%
13.0 / 23
46.8%
+45
55.7%
1944
0.46
1083
–   Scorpio 2.0 32-bit2754+23
−23		(−14)14.5 − 11.5
(+12−9=5)
55.8%
14.5 / 26
84.2%
+31
57.9%
2169
0.74
1256
–   Scorpio 1.912739+26
−26		(−29)17 − 10
(+12−5=10)
63.0%
17.0 / 27
97.2%
+56
59.0%
1703
0.69
1005
–   E.T. Chess 13.01.082733+21
−21		(−35)11 − 14
(+7−10=8)
44.0%
11.0 / 25
99.5%
−76
57.0%
1857
0.60
1058
–   WildCat 82730+22
−22		(−38)16.5 − 15.5
(+10−9=13)
51.6%
16.5 / 32
99.7%
−27
58.5%
1743
0.78
1020
–   Alfil 8.1.1 Optimized2723+21
−21		(−45)16 − 10
(+13−7=6)
61.5%
16.0 / 26
99.9%
+38
55.7%
2148
0.68
1197
–   Movei 00.8.438 (10-10-10)2722+21
−21		(−46)15 − 11
(+12−8=6)
57.7%
15.0 / 26
100.0%
+7
58.6%
1860
0.47
1090
–   Pro Deo 1.62719+22
−22		(−49)10.5 − 11.5
(+7−8=7)
47.7%
10.5 / 22
100.0%
−61
52.8%
1497
0.61
791
–   Delfi 5.22718+21
−21		(−50)16.5 − 7.5
(+15−6=3)
68.8%
16.5 / 24
100.0%
+99
60.0%
2698
0.55
1620
–   WildCat 72718+19
−19		(−50)17 − 12
(+13−8=8)
58.6%
17.0 / 29
100.0%
+9
57.8%
2165
0.56
1251
–   Zappa 1.1 64-bit2717+19
−19		(−51)15.5 − 10.5
(+12−7=7)
59.6%
15.5 / 26
100.0%
+18
60.0%
1764
0.61
1059
–   Slow Chess Blitz WV2.12716+19
−19		(−52)13 − 13
(+11−11=4)
50.0%
13.0 / 26
100.0%
−56
60.9%
2179
0.52
1326
–   Frenzee 3.0 64-bit2711+19
−19		(−57)15 − 11
(+12−8=6)
57.7%
15.0 / 26
100.0%
0
54.5%
2056
0.71
1121
–   Colossus 2007d2707+20
−20		(−61)19.5 − 5.5
(+16−2=7)
78.0%
19.5 / 25
100.0%
+140
58.0%
2319
0.49
1344
–   Pharaon 3.5.12704+19
−19		(−64)15 − 10
(+12−7=6)
60.0%
15.0 / 25
100.0%
+5
57.8%
1867
0.52
1080
–   List 5.122699+18
−18		(−69)16 − 9
(+12−5=8)
64.0%
16.0 / 25
100.0%
+25
56.7%
1532
0.53
868
–   SOS 5.12697+18
−18		(−71)16 − 13
(+13−10=6)
55.2%
16.0 / 29
100.0%
−33
53.8%
2130
0.66
1146
–   Colossus 2007c2694+19
−19		(−74)15.5 − 10.5
(+12−7=7)
59.6%
15.5 / 26
100.0%
−7
56.5%
2046
0.49
1156
–   Ruffian 1.0.52687+17
−17		(−81)18.5 − 9.5
(+14−5=9)
66.1%
18.5 / 28
100.0%
+30
56.0%
2079
0.59
1165
–   Petir 4.392682+18
−18		(−86)18 − 10
(+15−7=6)
64.3%
18.0 / 28
100.0%
+16
59.3%
2066
0.70
1225
–   Pseudo 0.7c2680+18
−18		(−88)18.5 − 9.5
(+14−5=9)
66.1%
18.5 / 28
100.0%
+20
61.8%
1884
0.43
1165
–   Aristarch 4.502671+18
−18		(−97)15 − 13
(+9−7=12)
53.6%
15.0 / 28
100.0%
−73
54.5%
1222
0.84
666
–   The Baron 2.23 64-bit2669+19
−19		(−99)18.5 − 13.5
(+15−10=7)
57.8%
18.5 / 32
100.0%
−44
57.3%
2541
0.86
1456
864 games in total: 338 wins, 274 losses, 252 draws (29.2%), score: 53.7%
Average opponent: −26.4 (2741.6), average distance to opponent: 55.4

Performance

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

Perf = C − 0.083 [±0.317] * 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