KCEC - Index

KCEC

(Kirr's Chess Engine Comparison)

A tournament of original free chess engines

June 22, 2010

Testing summary:

Total: 85,760 games
played by 148 programs
894 CPU days (X2 4600+)

White wins: 34,666 (40.4%)
Black wins: 29,495 (34.4%)
Draws: 21,599 (25.2%)
White score: 53.0%

Rating list

KCEC Rating List — New versions (best versions only) (Quote)

Ponder off, neutral book (up to 8 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz)
Computed on June 22, 2010 with Bayeselo based on 85,760 games
Note: Please see how to read the list

Rank	Engine		Rating		Perf. Slope	Draws	Games	LOS
1	Fruit 2.3 32-bit Fabien Letouzey, Ryan Benitez (2007)	UCI	2891	+22 −22	+0.079 ±0.466	87.0% ±8.6%	753
								99.9
2	Spike 1.2 Turin Volker Bohm, Ralf Schafer (2006)	UCI	2846	+21 −21	−0.064 ±0.379	103.9% ±11.4%	750	45	99.9
								61.9	50	100
3	Glaurung 2.0.1 64-bit Tord Romstad (2007)	UCI	2841	+22 −21	+0.200 ±0.410	95.9% ±11.7%	724	5	100	95
								99.9	50	100
4	Naum 2.0 64-bit Aleksandar Naumov (2006)	UCI	2796	+19 −19	+0.166 ±0.290	110.1% ±10.1%	857	45	100	56
								64.3	51	100
5	Bright 0.2c Allard Siemelink (2007)	UCI	2790	+22 −22	−0.272 ±0.454	97.7% ±11.0%	636	6	91.9	65
								82.8	20	99.8
6	Alaric 707 Peter Fendrich (2007)	UCI	2776	+21 −21	−0.099 ±0.360	84.7% ±8.1%	763	14	99.1	43
								93.2	37	100
7	Scorpio 2.0 32-bit Daniel Shawul (2007)	WB	2753	+22 −22	+0.090 ±0.358	105.0% ±11.1%	674	23	99.9	58
								92.6	44	99.9
8	E.T. Chess 13.01.08 Eric Triki (2008)	WB	2732	+20 −20	−0.193 ±0.305	95.2% ±11.0%	791	21	93.8	45
								52.1	22	97.7
9	Movei 00.8.438 (10-10-10) Uri Blass (2007)	UCI	2731	+19 −19	−0.090 ±0.301	101.7% ±11.2%	888	1	70.4	28
								69.1	7	70.8
10	Delfi 5.2 Fabio Cavicchio (2007)	UCI	2725	+19 −19	−0.121 ±0.343	98.9% ±13.0%	890	6	69.5	8
								50.8	7	81.6
11	Alfil 8.1.1 Optimized Enrique Sanchez Acosta (2008)	UCI	2724	+20 −20	−0.245 ±0.306	96.1% ±11.2%	817	1	64.8	11
								63.6	5	65.2
12	Zappa 1.1 64-bit Anthony Cozzie (2005)	UCI	2720	+17 −17	−0.035 ±0.250	103.5% ±7.2%	1062	4	64.2	6
								51.7	5	69.2
13	Pro Deo 1.6b Ed Schroder (2007)	WB	2719	+21 −21	+0.062 ±0.365	93.8% ±10.2%	775	1	56.3	6
								54.1	2	65.6
14	WildCat 7 Igor Korshunov (2006)	WB	2718	+17 −17	+0.106 ±0.243	94.2% ±9.7%	1173	1	62.6	5
								59.7	4	66.2
15	Frenzee 3.0 64-bit Sune Fischer (2006)	WB	2715	+17 −17	+0.121 ±0.234	90.8% ±7.9%	1207	3	63.9	6
								54.6	5	81.6
16	Slow Chess Blitz WV2.1 Jonathan Kreuzer (2006)	UCI	2713	+18 −18	−0.192 ±0.367	99.5% ±9.0%	1037	2	74.8	12
								70.7	9	76.6
17‑18	Colossus 2007d Martin Bryant (2007)	UCI	2706	+19 −19	−0.142 ±0.315	98.9% ±8.4%	908	7	72.2	9
								50.3	7	88.3
17‑18	Pharaon 3.5.1 Franck Zibi (2006)	UCI	2706	+17 −17	−0.049 ±0.283	88.7% ±8.0%	1196	0	71.7	14
								72.9	7	84.1
19	List 5.12 Fritz Reul (2004)	UCI	2699	+16 −16	+0.247 ±0.299	119.1% ±10.6%	1202	7	85.6	12
								67.9	12	95.7
20	SOS 5.1 Rudolf Huber (2005)	UCI	2694	+16 −16	+0.039 ±0.256	91.9% ±7.0%	1277	5	86.8	19
								73.9	12	93.7
21	Ruffian 1.0.5 Per-Ola Valfridsson (2003)	UCI	2687	+15 −16	−0.104 ±0.238	109.0% ±8.3%	1358	7	85.5	17
								67.1	12	96.0
22	Pseudo 0.7c Jan Klima (2005)	WB	2682	+16 −16	−0.191 ±0.277	100.3% ±9.1%	1266	5	87.3	20
								75.3	13	87.8
23	Aristarch 4.50 Stefan Zipproth (2004)	UCI	2674	+16 −16	+0.160 ±0.227	93.9% ±7.4%	1354	8	76.3	14
								52.4	9	78.9
24	Hamsters 0.6 Alessandro Scotti (2007)	UCI	2673	+17 −17	−0.450 ±0.385	100.3% ±9.7%	1170	1	56.2	10
								53.8	2	66.5
25	Petir 4.999999 Peter Alloysius (2007)	WB	2672	+17 −17	−0.300 ±0.425	112.3% ±10.2%	1077	1	63.8	5
								60.0	4	85.5
26	Booot 4.13.1 Alex Morozov (2007)	UCI	2669	+16 −16	+0.240 ±0.256	110.3% ±7.8%	1248	3	82.8	12
								76.5	11	95.6
27	BugChess2 1.5.2 Francois Karr, Jean-Philippe Karr (2007)	WB	2661	+16 −16	−0.200 ±0.312	93.4% ±8.4%	1273	8	93.4	20
								77.7	17	94.0
28	Crafty 21.5 64-bit PS Robert Hyatt (2007)	WB	2652	+16 −16	+0.011 ±0.267	106.2% ±9.7%	1350	9	79.8	18
								53.4	10	83.3
29	The Baron 1.8.1 Richard Pijl (2006)	WB	2651	+16 −16	+0.158 ±0.332	83.1% ±8.1%	1301	1	58.3	11
								54.9	2	70.7
30	Jonny 2.83 Johannes Zwanzger (2005)	WB	2650	+16 −16	−0.100 ±0.340	93.8% ±8.4%	1347	1	67.4	6
								63.2	5	67.5
31‑32	Anaconda 2.0.1 Frank Schneider, Kai Skibbe (2005)	CB	2646	+16 −16	−0.011 ±0.209	105.4% ±8.0%	1255	4	63.3	5
								49.9	4	92.1
31‑32	Fritz 5.32 Frans Morsch (2001)	CB	2646	+16 −16	+0.285 ±0.275	114.9% ±10.7%	1312	0	85.8	16
								86.2	12	87.2
33	Ktulu 4.2 Rahman Paidar (2003)	UCI	2634	+16 −16	−0.169 ±0.257	98.6% ±8.9%	1280	12	87.7	13
								50.8	13	88.1
34‑35	SmarThink 0.17a Sergei Markoff (2003)	WB	2633	+15 −15	+0.137 ±0.250	105.4% ±7.5%	1525	1	52.9	13
								52.2	1	72.3
34‑35	Thinker 4.7a Lance Perkins (2004)	WB	2633	+16 −16	+0.065 ±0.271	118.3% ±8.3%	1302	0	72.4	7
								70.1	6	82.7
36	Ufim 8.02 Niyaz Khasanov (2006)	UCI	2627	+17 −17	+0.128 ±0.340	104.3% ±10.2%	1209	6	80.8	10
								62.9	10	80.6
37‑38	AnMon 5.60 Christian Barreteau (2005)	UCI	2623	+17 −17	+0.004 ±0.273	95.4% ±11.1%	1235	4	62.6	10
								49.6	4	84.3
37‑38	Trace 1.37a Ross Boyd (2006)	WB	2623	+16 −16	−0.135 ±0.264	101.3% ±8.8%	1281	0	75.1	12
								75.7	8	91.6
39	Little Goliath 3.12 Evolution (TB Off) Michael Borgstadt (2006)	UCI	2615	+17 −17	−0.050 ±0.234	93.8% ±10.9%	1239	8	92.1	16
								75.6	16	98.8
40	Yace 0.99.87 Dieter Burssner (2004)	UCI	2607	+16 −16	+0.090 ±0.210	106.9% ±8.5%	1271	8	94.2	28
								82.5	20	99.8
41	Pepito 1.59 32-bit Carlos del Cacho (2003)	UCI	2595	+19 −19	−0.010 ±0.332	110.6% ±11.3%	934	12	98.7	35
								87.7	27	99.3
42	Bruja 1.9 64-bit JA No-int-book Dan Honeycutt (2005)	WB	2580	+18 −18	−0.254 ±0.300	96.6% ±8.6%	1085	15	91.3	29
								56.3	17	96.9
43	Green Light Chess 3.00 Tim Foden (2003)	WB	2578	+17 −17	−0.041 ±0.223	113.5% ±7.9%	1231	2	75.3	23
								70.7	8	83.8
44	Tao 5.6 Bas Hamstra (2004)	! UCI !	2572	+16 −16	−0.316 ±0.280	95.4% ±9.9%	1306	6	80.6	12
								63.4	10	92.1
45	Twisted Logic 20080404x Edsel Apostol (2008)	UCI	2568	+17 −18	+0.047 ±0.318	80.1% ±6.8%	1162	4	81.1	16
								69.3	10	85.0
46	Arasan 10.0 64-bit Jon Dart (2007)	! UCI !	2562	+17 −17	−0.076 ±0.342	108.3% ±10.8%	1229	6	74.4	12
								56.0	8	90.8
47	Abrok 5.0 Roman Korba (2003)	UCI	2560	+16 −16	−0.098 ±0.309	109.1% ±11.5%	1257	2	80.1	16
								75.7	10	89.7
48	Amyan 1.597 Antonio Dieguez (2005)	UCI	2552	+16 −16	+0.086 ±0.272	101.5% ±10.6%	1285	8	87.0	16
								67.5	14	89.9
49	Matacz 1.3 HT74 5-men-egbb Maciej Pestka (2007)	WB	2546	+18 −18	+0.035 ±0.237	110.4% ±9.8%	1084	6	71.9	15
								54.1	7	84.5
50	SpiderChess 070603 Martin Giepmans (2007)	WB	2545	+16 −16	+0.375 ±0.263	132.2% ±12.2%	1247	1	70.4	12
								67.4	6	74.7
51	Gaia 3.5 64-bit Jean Francois Romang, David Rabel (2006)	UCI	2540	+17 −17	+0.048 ±0.255	87.2% ±11.1%	1248	5	72.3	8
								55.2	7	76.2
52	Quark 2.35 Thomas Mayer (2004)	WB	2538	+16 −16	−0.151 ±0.201	95.2% ±8.6%	1316	2	60.6	8
								55.7	3	78.4
53	King of Kings 2.56 Koundinya Veluri (2004)	WB	2537	+18 −18	−0.217 ±0.336	85.3% ±10.8%	1118	1	74.7	10
								69.1	8	93.1
54	LambChop 10.99 Peter McKenzie (2003)	UCI	2530	+17 −17	−0.118 ±0.280	102.6% ±9.5%	1193	7	89.8	17
								78.4	16	92.3
55	Dragon 4.6 Bruno Lucas (2004)	UCI	2521	+16 −16	−0.027 ±0.189	108.8% ±11.6%	1278	9	82.4	17
								55.1	10	83.3
56	Snitch 1.6.2 32-bit Klaus Friedel (2006)	UCI	2520	+15 −15	−0.130 ±0.189	100.9% ±10.0%	1486	1	56.6	11
								51.6	2	98.2
57	Nejmet 3.07 Jean-Christophe Gabillard (2003)	UCI	2519	+16 −16	−0.038 ±0.214	108.4% ±10.6%	1421	1	97.9	24
								97.6	23	98.9
58	KnightDreamer 3.3 Johan Melin (2004)	WB	2497	+17 −17	−0.014 ±0.301	106.4% ±10.7%	1230	22	98.7	26
								60.5	25	98.3
59	Amy 0.8.7b DC Thorsten Greiner (2004)	! WB !	2494	+17 −17	−0.230 ±0.251	86.9% ±8.7%	1255	3	61.3	26
								51.6	4	86.8
60	Francesca MAD 0.13 Nobook Tom King (2006)	! WB !	2493	+19 −19	−0.300 ±0.385	91.5% ±13.8%	944	1	80.2	14
								77.3	11	90.1
61	Leila 0.53h Carmelo Calzerano (2002)	! WB !	2483	+17 −17	−0.165 ±0.183	81.6% ±8.5%	1329	10	87.7	16
								67.0	15	91.5
62	Diablo 0.5.1 JA Marcus Prewarski (2006)	UCI	2478	+17 −17	+0.189 ±0.332	115.0% ±11.0%	1184	5	74.6	17
								58.7	7	80.6
63	PostModernist 1016 Andrew Williams (2006)	WB	2476	+17 −17	+0.005 ±0.292	93.5% ±8.5%	1280	2	65.5	9
								56.8	4	68.7
64	Comet B68 Ulrich Turke (2005)	CB	2474	+15 −15	+0.149 ±0.169	100.1% ±9.5%	1665	2	60.6	5
								54.5	3	61.7
65	Muse 0.899b Martin Fierz (2004)	! UCI !	2473	+17 −17	−0.129 ±0.210	95.5% ±10.6%	1307	1	55.7	4
								51.1	2	55.9
66‑67	Djinn 0.925x Tom Likens (2006)	WB	2472	+17 −17	+0.108 ±0.237	104.2% ±7.8%	1293	1	51.1	2
								49.9	1	89.8
66‑67	Sjeng 12.13 Gian-Carlo Pascutto (2002)	UCI	2472	+15 −15	+0.174 ±0.167	100.1% ±9.5%	1685	0	89.3	15
								90.6	14	87.7
68‑69	Der Bringer 1.9 Gerrit Reubold (2001)	WB	2458	+16 −16	0.000 ±0.135	99.0% ±9.5%	1469	14	88.9	14
								48.7	14	96.8
68‑69	Patzer 3.80 Roland Pfister (2006)	UCI	2458	+17 −17	+0.183 ±0.342	93.9% ±7.7%	1216	0	70.8	20
								71.2	6	78.0
70	The Crazy Bishop 0052 Remi Coulom (2004)	WB	2452	+16 −16	−0.124 ±0.156	93.1% ±10.1%	1403	6	78.1	8
								58.3	8	78.2
71	Phalanx XXII Reborn JA Dusan Dobes (2000)	WB	2450	+15 −15	−0.086 ±0.147	85.2% ±10.1%	1606	2	59.8	9
								52.0	3	66.9
72	Gosu 0.16 Arkadiusz Paterek (2006)	WB	2449	+17 −17	+0.018 ±0.239	87.2% ±8.5%	1184	1	59.4	5
								57.0	3	65.8
73	Betsy 6.51 Nobook Landon W. Rabern (2003)	! WB !	2447	+16 −16	+0.034 ±0.165	101.9% ±11.1%	1357	2	63.1	5
								56.4	4	76.2
74	Amateur 2.82 Will Singleton (2005)	WB	2445	+16 −16	−0.177 ±0.172	83.6% ±8.4%	1480	2	71.1	9
								65.6	7	99.6
75	GNU Chess 5.07.9b 64-bit JA Chua Kong-Sian, Stuart Cracraft (2009)	! WB !	2440	+17 −17	−0.096 ±0.225	87.2% ±7.9%	1248	5	99.5	31
								98.1	29	99.5
76	Thor's Hammer 2.28 32-bit Toma Roncevic (2005)	! WB !	2416	+16 −16	−0.086 ±0.161	81.5% ±9.9%	1483	24	98.2	30
								54.3	25	99.4
77	Arion 1.7 Gabriel Guillory (2006)	UCI	2415	+18 −18	−0.118 ±0.230	110.8% ±11.7%	1106	1	70.2	30
								65.6	6	86.5
78	AICE 0.99.2 Anastasios Milikas, Christos Boussios (2006)	! UCI !	2410	+17 −17	+0.271 ±0.261	102.6% ±12.1%	1184	5	82.7	13
								70.6	12	86.1
79	Chezzz 1.0.3 David Rasmussen (2003)	WB	2403	+16 −16	−0.185 ±0.159	81.7% ±9.6%	1437	7	76.1	14
								57.8	9	94.7
80	Resp 0.19 64-bit JA Nobook Peter Rosendahl (2002)	! WB !	2401	+18 −18	−0.097 ±0.149	93.1% ±10.9%	1154	2	86.3	19
								79.9	12	92.0
81	Averno 0.81 Jose Carlos Martinez Galan (2005)	! WB !	2391	+16 −16	−0.046 ±0.117	105.5% ±10.8%	1510	10	87.2	16
								63.0	14	97.1
82	Scidlet 3.61 64-bit JA Shane Hudson (2004)	WB	2387	+16 −16	+0.064 ±0.115	93.4% ±11.2%	1456	4	87.7	23
								79.5	13	90.8
83	KnightX 1.92 Christophe Jolly (2005)	WB	2378	+17 −17	−0.128 ±0.188	86.9% ±9.1%	1388	9	83.7	15
								55.9	11	98.8
84	Eeyore 1.48 Anton Maydell (2004)	WB	2376	+16 −16	−0.008 ±0.126	100.0% ±10.2%	1420	2	92.6	27
								90.5	18	98.8
85	Ayito 0.2.994 Jaime Benito de Valle Ruiz (2005)	! UCI !	2360	+18 −18	+0.091 ±0.173	80.2% ±9.9%	1240	16	98.3	26
								75.6	24	100
86	EXchess 5.01 beta 64-bit JA Daniel C. Homan (2006)	! WB !	2352	+16 −16	−0.128 ±0.119	110.9% ±9.0%	1492	8	97.2	39
								90.5	23	99.6
87	Esc 1.16 Claudio Della Corte (2002)	WB	2337	+17 −17	−0.138 ±0.122	97.6% ±11.5%	1363	15	98.3	33
								80.3	25	99.9
88	Ant 2006-F Tom Vijlbrief (2006)	WB	2327	+18 −18	+0.160 ±0.181	94.5% ±10.1%	1146	10	96.1	36
								80.7	21	100
89	Anechka 0.08 Sergei Nefedov (2006)	UCI	2316	+18 −18	−0.085 ±0.209	94.8% ±12.3%	1184	11	99.7	44
								97.1	34	99.7
90‑91	CyberPagno 2.1 32MB Marco Pagnoncelli (2004)	WB	2293	+17 −17	−0.043 ±0.113	88.1% ±9.6%	1377	23	96.7	34
								47.8	23	99.4
90‑91	Dorky 3.48 Matt McKnight (2003)	! WB !	2293	+17 −17	−0.232 ±0.190	87.3% ±9.4%	1351	0	74.9	31
								76.6	8	88.2
92	Latista (Sinobyl) 1.5 Eric Oldre (2006)	! WB !	2285	+17 −17	+0.114 ±0.165	107.6% ±10.7%	1243	8	89.3	14
								69.0	14	99.6
93	Madeleine 0.2 Luigi Ripamonti (2002)	! UCI !	2279	+17 −17	−0.000 ±0.119	91.4% ±9.0%	1408	6	97.1	30
								92.1	22	98.9
94	Chispa 4.0.3 Federico Andres Corigliano (2005)	UCI	2263	+15 −15	+0.257 ±0.112	177.5% ±17.4%	1516	16	96.8	29
								72.1	23	100
95	Atlas 2.20 Andres Manzanares (2006)	! UCI !	2256	+18 −18	−0.041 ±0.201	85.9% ±12.8%	1167	7	98.2	40
								91.6	24	99.9
96	Genesis 2.0 Omid David Tabibi (2003)	WB	2239	+18 −18	+0.022 ±0.150	102.6% ±14.6%	1173	17	99.1	36
								82.5	29	99.5
97	InmiChess 3.06N Werner Inmann (2000)	CB	2227	+16 −16	+0.068 ±0.104	102.8% ±10.5%	1546	12	87.5	32
								59.9	15	90.4
98	Nesik 0.7.0 alpha Marek Strejczek (2004)	WB	2224	+17 −17	−0.069 ±0.130	100.4% ±11.8%	1331	3	66.5	17
								56.9	5	81.1
99	Sunsetter C10.3 64-bit JA Ben Dean-Kawamura, Georg v. Zimmermann (2003)	! WB !	2222	+17 −17	+0.104 ±0.133	90.2% ±12.6%	1279	2	73.2	10
								66.9	7	80.2
100	Alarm 0.93.1 Benny Antonsson, Erik Robertsson (2004)	WB	2217	+17 −17	−0.062 ±0.155	82.8% ±11.2%	1280	5	74.6	10
								58.9	8	95.7
101	WJChess 1.64 Jean-Francois Gazet (2004)	UCI	2214	+17 −17	−0.246 ±0.130	95.2% ±11.1%	1300	3	90.0	20
								85.5	15	99.9
102	Fortress 1.62 Alessandro Damiani (2000)	WB	2202	+17 −17	−0.004 ±0.133	103.6% ±15.7%	1390	12	99.8	37
								96.4	34	99.9
103	Gk 0.90 64-bit JA Tijs van Dam (2003)	WB	2180	+17 −17	−0.123 ±0.153	95.9% ±11.0%	1336	22	98.8	40
								70.5	28	99.9
104	Ghost 0.14 Philipp Classen (2004)	! WB !	2174	+18 −18	−0.024 ±0.207	88.5% ±12.5%	1120	6	92.3	39
								79.9	17	97.0
105	Wing 2.0a Stef Luijten (2005)	WB	2163	+17 −17	−0.077 ±0.147	98.9% ±13.1%	1296	11	89.9	22
								67.2	16	100
106	Uragano 3D 0.87 Luca Naddei (2006)	! WB !	2158	+17 −17	−0.051 ±0.141	96.3% ±11.8%	1312	5	99.5	41
								98.4	30	100
107	Matheus 2.3 Josue Forte (2004)	UCI	2133	+16 −16	+0.018 ±0.128	108.4% ±15.1%	1455	25	99.8	39
								77.9	34	100
108	Bodo 0.2b Joel Veness (2003)	! WB !	2124	+17 −17	−0.163 ±0.114	88.3% ±12.4%	1460	9	91.4	42
								73.1	17	98.2
109	Monarch 1.7 Steve Maughan (2006)	! UCI !	2116	+18 −18	+0.097 ±0.181	94.3% ±15.6%	1216	8	90.6	25
								74.2	16	94.7
110	Bestia 0.90 George Lyapko (2003)	WB	2108	+16 −16	−0.082 ±0.106	97.9% ±12.4%	1527	8	82.5	19
								61.7	11	91.5
111	Ax 0.8 Pham Hong Nguyen (2002)	! WB !	2105	+16 −16	−0.157 ±0.136	80.7% ±10.6%	1673	3	78.1	17
								69.0	9	92.0
112	RDChess 3.23 Rudolf Posch (2003)	! WB !	2099	+18 −18	−0.120 ±0.154	98.1% ±13.2%	1216	6	86.9	16
								72.2	13	99.0
113	DelphiMax 2.9 Max Bauer (2004)	! UCI !	2092	+17 −17	−0.109 ±0.126	80.0% ±11.7%	1436	7	96.0	27
								88.2	21	98.1
114	Small Potato 0.6.1 Alejandro Dubrovsky (2003)	WB	2078	+18 −17	+0.023 ±0.148	103.9% ±13.7%	1216	14	93.4	25
								60.5	18	99.7
115	Requiem 0.53 Severi Salminen (2002)	! WB !	2074	+16 −16	+0.353 ±0.108	215.4% ±18.0%	1216	4	94.5	34
								91.8	20	95.2
116	Elephant 1.06 Harald Luessen (2004)	! WB !	2058	+18 −18	+0.054 ±0.164	88.6% ±14.7%	1212	16	92.8	21
								52.2	17	99.7
117	Cilian 4.14 Francois Scheurer (2004)	! WB !	2057	+18 −18	+0.076 ±0.170	130.8% ±13.3%	1120	1	90.0	33
								89.2	17	90.5
118‑119	JanWillem 1.13 Laurens Winkelhagen (2004)	WB	2041	+18 −18	−0.084 ±0.181	93.6% ±12.0%	1233	16	89.7	17
								50.9	16	98.8
118‑119	Marvin 1.3.0 Martin Danielsson (2005)	UCI	2041	+17 −18	−0.214 ±0.162	101.3% ±14.4%	1237	0	84.1	28
								83.7	12	84.5
120	Faile 1.4.4 Adrien Regimbald (2000)	WB	2029	+17 −17	−0.052 ±0.094	110.1% ±11.4%	1432	12	84.0	13
								53.8	13	99.5
121	SSEChessII 2.05 DC Samuel Slutzky (2005)	WB	2028	+20 −20	−0.131 ±0.164	96.6% ±12.4%	928	1	95.6	34
								93.5	22	98.3
122	Smash 1.0.3 Maurizio Sambati (2006)	UCI	2007	+20 −20	−0.285 ±0.230	94.4% ±14.7%	896	21	97.1	28
								66.1	27	98.0
123	Rival UCI 1.18 Chris Moreton (2007)	UCI	2001	+21 −21	−0.133 ±0.234	89.9% ±12.5%	832	6	67.9	28
								51.0	7	82.8
124	Sharper 0.17 Albert Bertilsson (2003)	! WB !	2000	+18 −18	+0.042 ±0.144	91.8% ±12.1%	1188	1	68.9	13
								69.3	7	96.1
125	BibiChess 0.5 Lucas Braesch, Romain Burgot (2006)	! UCI !	1994	+18 −19	−0.004 ±0.175	108.0% ±12.9%	1120	6	96.7	26
								91.6	25	99.4
126	Warrior 1.0.3 Aleksandrs Saveljevs (2006)	WB	1975	+21 −21	−0.080 ±0.148	105.4% ±17.0%	832	19	98.1	36
								75.4	30	98.6
127	Morphy 3.22 Eric Walstra (2000)	! WB !	1964	+22 −22	−0.029 ±0.210	114.2% ±22.1%	768	11	79.5	32
								55.8	13	100
128	IACH 0.56z Manuel Diaz (2006)	! WB !	1962	+22 −22	−0.102 ±0.281	95.5% ±22.0%	736	2	100	106
								100	95	100
129	Soldat 0.25b Marco Giusfredi (2002)	! WB !	1869	+20 −21	+0.068 ±0.193	112.5% ±19.3%	1008	93	100	155
								100	153	100
130	Laurifer 1.0 Robert Lubczynski (2005)	! WB !	1809	+22 −22	+0.123 ±0.157	111.7% ±19.0%	960	60	100	170
								85.8	77	100
131	Elf 1.3.0 Erdi Ata Bleda (2005)	! WB !	1792	+23 −23	−0.122 ±0.259	88.1% ±22.2%	888	17	99.0	97
								88.8	37	100
132	Adamant 1.7 George Varentsov (2005)	WB	1772	+23 −23	−0.227 ±0.170	94.7% ±17.8%	896	20	100	127
								100	110	100
133	ALChess 1.5b Alex Lobanov (2007)	UCI	1682	+36 −37	+0.065 ±0.179	102.1% ±25.8%	320	90	100	210
								100	190	100
134	Piranha 0.5 Martin Villwock (2003)	UCI	1582	+47 −48	+0.036 ±0.520	66.9% ±22.1%	192	100	100	317
								100	227
135	MiniMardi 1.3 Juan Pablo Fernandez Alvarez (2003)	WB	1455	+55 −60	−0.380 ±1.168	68.7% ±40.4%	160	127

Score matrix

New versions (top 20, best versions only)

Fruit 2.3 32-bit

2891

61%
19.5/32

55%
17.5/32

64%
20.5/32

70%
22.5/32

75%
24/32

66%
18.5/28

85%
19.5/23

67%
18/27

72%
16.5/23

80%
21.5/27

67%
19.5/29

77%
23/30

58%
14/24

72%
19.5/27

76%
20.5/27

76%
22/29

76%
19/25

66%
16.5/25

81%
19.5/24

Spike 1.2 Turin

2846

39%
12.5/32

45%
14.5/32

58%
18.5/32

67%
21.5/32

64%
20.5/32

57%
13/23

69%
18.5/27

65%
17/26

78%
19.5/25

70%
16/23

56%
18/32

74%
21.5/29

66%
21/32

75%
21/28

68%
19/28

75%
19.5/26

84%
27/32

70%
17.5/25

67%
21.5/32

Glaurung 2.0.1 64-bit

2841

45%
14.5/32

55%
17.5/32

52%
16.5/32

64%
20.5/32

62%
20/32

66%
16.5/25

74%
21.5/29

78%
23.5/30

52%
12.5/24

62%
16/26

70%
19.5/28

66%
18.5/28

73%
17.5/24

58%
15/26

78%
19.5/25

61%
17/28

63%
19/30

73%
22/30

67%
17.5/26

Naum 2.0 64-bit

2796

36%
11.5/32

42%
13.5/32

48%
15.5/32

47%
15/32

52%
16.5/32

67%
17.5/26

53%
16/30

69%
18.5/27

65%
17/26

69%
18/26

66%
21/32

62%
15.5/25

67%
21.5/32

62%
16/26

53%
17/32

67%
18/27

59%
19/32

62%
20/32

66%
21/32

Bright 0.2c

2790

30%
9.5/32

33%
10.5/32

36%
11.5/32

53%
17/32

45%
14.5/32

48%
13.5/28

67%
16/24

54%
14.5/27

73%
20.5/28

61%
16.5/27

72%
21/29

54%
14.5/27

59%
16/27

62%
17.5/28

81%
21/26

75%
19.5/26

69%
18.5/27

50%
12.5/25

57%
13/23

Alaric 707

2776

25%
8/32

36%
11.5/32

38%
12/32

48%
15.5/32

55%
17.5/32

56%
14.5/26

44%
11/25

58%
15/26

69%
16.5/24

62%
16/26

60%
15.5/26

48%
10.5/22

59%
17/29

58%
15/26

50%
13/26

78%
19.5/25

60%
15/25

64%
16/25

55%
16/29

Scorpio 2.0 32-bit

2753

34%
9.5/28

43%
10/23

34%
8.5/25

33%
8.5/26

52%
14.5/28

44%
11.5/26

50%
12.5/25

60%
14.5/24

42%
11/26

63%
17/27

56%
13.5/24

58%
14/24

60%
15.5/26

58%
15/26

62%
16/26

50%
12/24

56%
14/25

69%
18.5/27

59%
16/27

E.T. Chess 13.01.08

2732

15%
3.5/23

31%
8.5/27

26%
7.5/29

47%
14/30

33%
8/24

56%
14/25

50%
12.5/25

46%
13/28

52%
14/27

41%
11/27

58%
15/26

58%
14/24

56%
14.5/26

62%
15.5/25

52%
14.5/28

42%
11/26

57%
13/23

62%
16/26

57%
16/28

Movei 00.8.438 (10-10-10)

2731

33%
9/27

35%
9/26

22%
6.5/30

31%
8.5/27

46%
12.5/27

42%
11/26

40%
9.5/24

54%
15/28

44%
11/25

57%
15.5/27

54%
12.5/23

62%
17.5/28

55%
16.5/30

54%
13.5/25

47%
13.5/29

54%
13.5/25

57%
16.5/29

54%
14.5/27

52%
14/27

Delfi 5.2

2725

28%
6.5/23

22%
5.5/25

48%
11.5/24

35%
9/26

27%
7.5/28

31%
7.5/24

58%
15/26

48%
13/27

56%
14/25

56%
14.5/26

46%
11.5/25

36%
9/25

55%
12/22

46%
11.5/25

34%
8.5/25

48%
13/27

62%
15/24

50%
12/24

61%
14/23

Alfil 8.1.1 Optimized

2724

20%
5.5/27

30%
7/23

38%
10/26

31%
8/26

39%
10.5/27

38%
10/26

37%
10/27

59%
16/27

43%
11.5/27

44%
11.5/26

60%
15.5/26

56%
14/25

42%
10.5/25

60%
15/25

55%
15.5/28

65%
17.5/27

52%
12.5/24

50%
13/26

62%
17.5/28

Zappa 1.1 64-bit

2720

33%
9.5/29

44%
14/32

30%
8.5/28

34%
11/32

28%
8/29

40%
10.5/26

44%
10.5/24

42%
11/26

46%
10.5/23

54%
13.5/25

40%
10.5/26

48%
11/23

44%
13.5/31

54%
14/26

45%
14.5/32

50%
12/24

64%
20.5/32

52%
16.5/32

39%
12.5/32

Pro Deo 1.6b

2719

23%
7/30

26%
7.5/29

34%
9.5/28

38%
9.5/25

46%
12.5/27

52%
11.5/22

42%
10/24

38%
10.5/28

64%
16/25

44%
11/25

52%
12/23

59%
13.5/23

41%
11/27

63%
16.5/26

55%
16/29

54%
15/28

56%
14.5/26

46%
12.5/27

WildCat 7

2718

42%
10/24

34%
11/32

27%
6.5/24

33%
10.5/32

41%
11/27

41%
12/29

40%
10.5/26

44%
11.5/26

45%
13.5/30

45%
10/22

58%
14.5/25

56%
17.5/31

41%
9.5/23

48%
11.5/24

55%
17.5/32

62%
18/29

55%
17.5/32

59%
19/32

57%
13/23

Frenzee 3.0 64-bit

2715

28%
7.5/27

25%
7/28

42%
11/26

38%
10/26

38%
10.5/28

42%
11/26

38%
9.5/25

46%
11.5/25

54%
13.5/25

40%
10/25

46%
12/26

59%
16/27

52%
12.5/24

44%
12/27

64%
13.5/21

50%
14.5/29

54%
14.5/27

65%
15.5/24

Slow Chess Blitz WV2.1

2713

24%
6.5/27

32%
9/28

22%
5.5/25

47%
15/32

19%
5/26

50%
13/26

38%
10/26

48%
13.5/28

53%
15.5/29

66%
16.5/25

45%
12.5/28

55%
17.5/32

37%
9.5/26

45%
14.5/32

56%
15/27

56%
13.5/24

48%
15.5/32

50%
16/32

39%
8.5/22

Colossus 2007d

2706

24%
7/29

25%
6.5/26

39%
11/28

33%
9/27

25%
6.5/26

22%
5.5/25

50%
12/24

58%
15/26

46%
11.5/25

52%
14/27

35%
9.5/27

50%
12/24

45%
13/29

38%
11/29

36%
7.5/21

44%
10.5/24

38%
8/21

62%
15/24

48%
11/23

Pharaon 3.5.1

2706

24%
6/25

16%
5/32

37%
11/30

41%
13/32

31%
8.5/27

40%
10/25

44%
11/25

43%
10/23

43%
12.5/29

38%
9/24

48%
11.5/24

36%
11.5/32

46%
13/28

45%
14.5/32

50%
14.5/29

52%
16.5/32

62%
13/21

44%
14/32

60%
18.5/31

List 5.12

2699

34%
8.5/25

30%
7.5/25

27%
8/30

38%
12/32

50%
12.5/25

36%
9/25

31%
8.5/27

38%
10/26

46%
12.5/27

50%
12/24

50%
13/26

48%
15.5/32

44%
11.5/26

41%
13/32

46%
12.5/27

50%
16/32

38%
9/24

56%
18/32

48%
15.5/32

SOS 5.1

2694

19%
4.5/24

33%
10.5/32

33%
8.5/26

34%
11/32

43%
10/23

45%
13/29

41%
11/27

43%
12/28

48%
13/27

39%
9/23

38%
10.5/28

61%
19.5/32

54%
14.5/27

43%
10/23

35%
8.5/24

61%
13.5/22

52%
12/23

40%
12.5/31

52%
16.5/32

Score color legend:
(Only pairs with at least 20 games)

10%

15%

20%

25%

30%

35%

40%

45%

50%

55%

60%

65%

70%

75%

80%

85%

90%

95%

100%

LOS matrix

New versions (top 20, best versions only)

#	Name	Elo	1 Fru	2 Spi	3 Gla	4 Nau	5 Bri	6 Ala	7 Sco	8 E.T	9 Mov	10 Del	11 Alf	12 Zap	13 Pro	14 Wil	15 Fre	16 Slo	17 Col	18 Pha	19 Lis	20 SOS
1	Fruit 2.3 32-bit	2891		99.9	99.9	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
2	Spike 1.2 Turin	2846	0.1		61.9	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
3	Glaurung 2.0.1 64-bit	2841	0.1	38.1		99.9	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
4	Naum 2.0 64-bit	2796	0.0	0.0	0.1		64.3	91.9	99.8	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
5	Bright 0.2c	2790	0.0	0.0	0.0	35.7		82.8	99.1	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
6	Alaric 707	2776	0.0	0.0	0.0	8.1	17.2		93.2	99.9	99.9	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
7	Scorpio 2.0 32-bit	2753	0.0	0.0	0.0	0.2	0.9	6.8		92.6	93.8	97.7	97.6	99.2	98.9	99.5	99.8	99.8	99.9	100.0	100.0	100.0
8	E.T. Chess 13.01.08	2732	0.0	0.0	0.0	0.0	0.0	0.1	7.4		52.1	70.4	70.8	82.2	81.5	86.1	90.4	91.7	96.8	97.5	99.4	99.8
9	Movei 00.8.438 (10-10-10)	2731	0.0	0.0	0.0	0.0	0.0	0.1	6.2	47.9		69.1	69.5	81.6	80.9	85.8	90.4	91.6	96.9	97.6	99.5	99.9
10	Delfi 5.2	2725	0.0	0.0	0.0	0.0	0.0	0.0	2.3	29.6	30.9		50.8	64.8	65.2	70.4	77.9	80.5	91.3	92.5	97.9	99.3
11	Alfil 8.1.1 Optimized	2724	0.0	0.0	0.0	0.0	0.0	0.0	2.4	29.2	30.5	49.2		63.6	64.2	69.2	76.6	79.3	90.4	91.6	97.4	99.1
12	Zappa 1.1 64-bit	2720	0.0	0.0	0.0	0.0	0.0	0.0	0.8	17.8	18.4	35.2	36.4		51.7	56.3	65.6	69.4	84.9	86.8	95.8	98.5
13	Pro Deo 1.6b	2719	0.0	0.0	0.0	0.0	0.0	0.0	1.1	18.5	19.1	34.8	35.8	48.3		54.1	62.6	66.2	81.9	83.4	93.5	97.2
14	WildCat 7	2718	0.0	0.0	0.0	0.0	0.0	0.0	0.5	13.9	14.2	29.6	30.8	43.6	45.9		59.7	63.9	81.6	83.5	94.5	97.9
15	Frenzee 3.0 64-bit	2715	0.0	0.0	0.0	0.0	0.0	0.0	0.2	9.6	9.6	22.1	23.4	34.4	37.4	40.3		54.6	74.8	76.6	91.1	96.4
16	Slow Chess Blitz WV2.1	2713	0.0	0.0	0.0	0.0	0.0	0.0	0.2	8.3	8.4	19.5	20.7	30.6	33.8	36.1	45.4		70.7	72.2	88.3	94.8
17	Colossus 2007d	2706	0.0	0.0	0.0	0.0	0.0	0.0	0.1	3.2	3.1	8.7	9.6	15.1	18.1	18.4	25.2	29.3		50.3	71.7	84.1
18	Pharaon 3.5.1	2706	0.0	0.0	0.0	0.0	0.0	0.0	0.0	2.5	2.4	7.5	8.4	13.2	16.6	16.5	23.4	27.8	49.7		72.9	85.6
19	List 5.12	2699	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.6	0.5	2.1	2.6	4.2	6.5	5.5	8.9	11.7	28.3	27.1		67.9
20	SOS 5.1	2694	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.2	0.1	0.7	0.9	1.5	2.8	2.1	3.6	5.2	15.9	14.4	32.1

LOS color legend:

100

Complete list (all engines and versions)

Custom comparison

Step 1. Select class of engines to compare:

Only new versions
Only best versions from each family

Select additional individual engines or engine families. You can select multiple items in each list by pressing SHIFT or CTRL while selecting. These lists can be used all at the same time, all selections will be combined together.

Countries/Regions

Families

Engines

Step 2. Select output that you want to see.

Rating list
Protocols
Logos
Flags
Continents
LOS columns:

Crosstables:
Results
Performances
Score
LOS
Ponder hit
Eval difference
Proportion of draws
Number of games
Number of connecting games
Percentage of connecting games
Expected score

Score with common opponents
Score with all opponents
Performance with common opponents
Performance with all opponents
LOS with common opponents
LOS with all opponents
Ponder hit with common opponents
Ponder hit with all opponents
Eval difference with common opponents
Eval difference with all opponents

Ponder hit: most similar pairs
Ponder hit: most similar pairs (different families only)
Ponder hit: most different pairs
Ponder hit: most different pairs (same families only)
Eval diff: most similar pairs
Eval diff: most similar pairs (different families only)
Eval diff: most different pairs
Eval diff: most different pairs (same families only)

Maximum size of cross-tables (from 2 to 200):
Limit crosstables to engines in ELO range: to

Cross-tables show only best version of each engine
Highlight diagonal of cells wide. (0 to highlight everything)

Reference rating list:
Recalibrate:
No recalibration (reference and current list are compared as they are)
Recalibrate reference list to current one using selected engines only
Recalibrate reference list to current one using all common engines
Recalibrate current list to reference using selected engines only
Recalibrate current list to reference using all common engines

Step 3.

Download games in PGN format

All games are compressed with 7-zip.

All KCEC games, moves only

85,760 games (18.05 MB)

All KCEC games, with evaluations and thinking times

85,760 games (51.79 MB)

Selection of games

Games by engine

(Please don't use aggressive download managers)

Various statistics

Created in 2005-2010 by Kirill Kryukov
Last games added on June 22, 2010

Argentina
Australia
Austria
Belarus
Belgium
Brazil
Canada
Chile
Croatia
Czech Republic
Denmark
Ethiopia
Finland
France
Germany
Greece
Indonesia
Iran
Israel
Italy
Latvia
Netherlands
New Zealand
Norway
Philippines
Poland
Russia
Singapore
Spain
Sweden
Switzerland
Turkey
Ukraine
United Kingdom
USA
Vietnam
Europe
Asia
North America
South America
Oceania
Africa

AICE
ALChess
Abrok
Adamant
Alaric
Alarm
Alfil
Amateur
Amy
Amyan
AnMon
Anaconda
Anechka
Ant
Arasan
Arion
Aristarch
Atlas
Averno
Ax
Ayito
Bestia
Betsy
BibiChess
Bodo
Booot
Bright
Bruja
BugChess
Chezzz
Chispa
Cilian
Colossus
Comet
Crafty
CyberPagno
Delfi
DelphiMax
Der Bringer
Diablo
Djinn
Dorky
Dragon
E.T. Chess
EXchess
Eeyore
Elephant
Elf
Esc
Faile
Fortress
Francesca
Frenzee
Fritz
Fruit
GNU Chess
Gaia
Genesis
Ghost
Gk
Glaurung
Gosu
Green Light Chess
Hamsters
IACH
InmiChess
JanWillem
Jonny
King of Kings
KnightDreamer
KnightX
Ktulu
LambChop
Latista
Laurifer
Leila
List
Little Goliath
Madeleine
Marvin
Matacz
Matheus
MiniMardi
Monarch
Morphy
Movei
Muse
Naum
Nejmet
Nesik
Patzer
Pepito
Petir
Phalanx
Pharaon
Piranha
PostModernist
Pro Deo
Pseudo
Quark
RDChess
Requiem
Resp
Rival
Ruffian
SOS
SSEChess
Scidlet
Scorpio
Sharper
Sjeng
Slow Chess Blitz
Small Potato
SmarThink
Smash
Snitch
Soldat
SpiderChess
Spike
Sunsetter
Tao
The Baron
The Crazy Bishop
Thinker
Thor's Hammer
Trace
Twisted Logic
Ufim
Uragano
WJChess
Warrior
WildCat
Wing
Yace
Zappa

AICE 0.99.2
ALChess 1.5b
Abrok 5.0
Adamant 1.7
Alaric 704
Alaric 707
Alarm 0.93.1
Alfil 8.1.1 Optimized
Amateur 2.82
Amy 0.8.7b DC
Amyan 1.597
AnMon 5.60
Anaconda 2.0.1
Anechka 0.08
Ant 2006-F
Arasan 10.0 64-bit
Arion 1.7
Aristarch 4.50
Atlas 2.20
Averno 0.81
Ax 0.8
Ayito 0.2.994
Bestia 0.90
Betsy 6.51 Nobook
BibiChess 0.5
Bodo 0.2b
Booot 4.13.1
Bright 0.2c
Bruja 1.9 64-bit JA No-int-book
BugChess2 1.5.2
Chezzz 1.0.3
Chispa 4.0.3
Cilian 4.14
Colossus 2007c
Colossus 2007d
Comet B68
Crafty 21.5 64-bit PS
CyberPagno 2.1 32MB
Delfi 5.1
Delfi 5.2
DelphiMax 2.9
Der Bringer 1.9
Diablo 0.5.1 JA
Djinn 0.925x
Dorky 3.48
Dragon 4.6
E.T. Chess 13.01.08
E.T. Chess 18.11.05
EXchess 5.01 beta 64-bit JA
Eeyore 1.48
Elephant 1.06
Elf 1.3.0
Esc 1.16
Faile 1.4.4
Fortress 1.62
Francesca MAD 0.13 Nobook
Frenzee 3.0 64-bit
Fritz 5.32
Fritz 6 Light
Fruit 2.3 32-bit
GNU Chess 5.07 64-bit JA
GNU Chess 5.07.9b 64-bit JA
Gaia 3.5 64-bit
Genesis 2.0
Ghost 0.14
Gk 0.90 64-bit JA
Glaurung 1.2.1 64-bit
Glaurung 2.0.1 64-bit
Gosu 0.16
Green Light Chess 3.00
Hamsters 0.5
Hamsters 0.6
IACH 0.56z
InmiChess 3.06N
JanWillem 1.13
Jonny 2.83
King of Kings 2.56
KnightDreamer 3.3
KnightX 1.92
Ktulu 4.2
LambChop 10.99
Latista (Sinobyl) 1.5
Laurifer 1.0
Leila 0.53h
List 5.12
Little Goliath 3.12 Evolution (TB Off)
Little Goliath 3.12 Evolution (TB On)
Madeleine 0.2
Marvin 1.3.0
Matacz 1.3 HT74 5-men-egbb
Matheus 2.3
MiniMardi 1.3
Monarch 1.7
Morphy 3.22
Movei 00.8.403
Movei 00.8.438 (10-10-10)
Muse 0.899b
Naum 2.0 32-bit
Naum 2.0 64-bit
Nejmet 3.07
Nesik 0.7.0 alpha
Patzer 3.80
Pepito 1.59 32-bit
Petir 4.39
Petir 4.999999
Phalanx XXII Reborn JA
Pharaon 3.5.1
Piranha 0.5
PostModernist 1016
Pro Deo 1.6b
Pseudo 0.7c
Quark 2.35
RDChess 3.23
Requiem 0.53
Resp 0.19 64-bit JA Nobook
Rival UCI 1.18
Ruffian 1.0.5
SOS 5.1
SSEChessII 2.05 DC
Scidlet 3.61 64-bit JA
Scorpio 1.91
Scorpio 2.0 32-bit
Sharper 0.17
Sjeng 12.13
Slow Chess Blitz WV2.1
Small Potato 0.6.1
SmarThink 0.17a
Smash 1.0.3
Snitch 1.6.2 32-bit
Soldat 0.25b
SpiderChess 070603
Spike 1.2 Turin
Sunsetter C10.3 64-bit JA
Tao 5.6
The Baron 1.8.1
The Crazy Bishop 0052
Thinker 4.7a
Thor's Hammer 2.28 32-bit
Trace 1.37a
Twisted Logic 20080404x
Ufim 8.02
Uragano 3D 0.87
WJChess 1.64
Warrior 1.0.3
WildCat 7
Wing 2.0a
Yace 0.99.87
Zappa 1.1 64-bit