CCRL 40/15
Downloads and Statistics
November 16, 2024
Testing summary:
Total: 1'967'497 games
played by 3'973 programs

White wins: 610'660 (31.0%)
Black wins: 425'811 (21.6%)
Draws: 931'026 (47.3%)
White score: 54.7%

Engine Details

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K2 0.67 (2317+19
−19		)Quote
Author: Sergey Meus (Russia) Link: Download
This is one of the 11 K2 versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   NoraGrace 2.0 64-bit2616+12
−12		(+299)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
+6
–   Marvin 2.0.0 64-bit2515+18
−18		(+198)1 − 11
(+1−11=0)		8.3%
1.0 / 12
0.0%
−240
–   CyberPagno 3.0 64-bit2503+11
−11		(+186)3 − 7
(+2−6=2)		30.0%
3.0 / 10
0.0%
+17
–   Ethereal 7.70 64-bit2496+25
−25		(+179)4 − 2
(+3−1=2)		66.7%
4.0 / 6
0.0%
+309
–   Maverick 1.0 64-bit2491+22
−22		(+174)5 − 5
(+4−4=2)		50.0%
5.0 / 10
0.0%
+179
–   Floyd 0.8 64-bit2490+20
−20		(+173)1.5 − 8.5
(+1−8=1)		15.0%
1.5 / 10
0.0%
−133
–   JikChess 0.01 64-bit2467+21
−21		(+150)1.5 − 6.5
(+1−6=1)		18.8%
1.5 / 8
0.0%
−121
–   Ghost 2.0.2 64-bit2463+15
−15		(+146)0 − 4
(+0−4=0)		0.0%
0.0 / 4
0.0%
−INF
–   Drosophila 1.5.1 64-bit2457+13
−13		(+140)3.5 − 6.5
(+2−5=3)		35.0%
3.5 / 10
0.0%
+23
–   MadChess 2.1 64-bit2454+22
−22		(+137)3 − 7
(+2−6=2)		30.0%
3.0 / 10
0.0%
−29
–   Giraffe 20150908 64-bit2436+16
−16		(+119)4 − 4
(+3−3=2)		50.0%
4.0 / 8
0.0%
+119
–   Svart 2 64-bit2435+20
−20		(+118)3.5 − 10.5
(+3−10=1)		25.0%
3.5 / 14
0.0%
−101
–   Betsabe II 1.472418+17
−17		(+101)2 − 2
(+1−1=2)		50.0%
2.0 / 4
0.0%
+100
–   Tunguska 1.1 64-bit2417+15
−15		(+100)2 − 8
(+1−7=2)		20.0%
2.0 / 10
0.0%
−147
–   Lozza 1.17a 64-bit2417+15
−15		(+100)4 − 6
(+2−4=4)		40.0%
4.0 / 10
0.0%
+31
–   Shallow r694 64-bit2415+15
−15		(+98)3 − 7
(+1−5=4)		30.0%
3.0 / 10
0.0%
−41
–   Zurichess Fribourg 64-bit2412+24
−24		(+95)5 − 5
(+4−4=2)		50.0%
5.0 / 10
0.0%
+100
–   Ares 1.005 64-bit2393+16
−16		(+76)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
0.0%
+147
–   Cmcchess 2.6 64-bit2389+15
−15		(+72)4 − 6
(+1−3=6)		40.0%
4.0 / 10
0.0%
+7
–   RomiChess P3n 64-bit2385+11
−11		(+68)4 − 2
(+2−0=4)		66.7%
4.0 / 6
0.0%
+174
–   Shallow r688 64-bit2384+16
−16		(+67)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
0.0%
+356
–   Cheers 0.1 64-bit2383+22
−22		(+66)4 − 10
(+0−6=8)		28.6%
4.0 / 14
0.0%
−70
–   Giraffe 20150828 64-bit2369+24
−24		(+52)4 − 6
(+3−5=2)		40.0%
4.0 / 10
0.0%
−25
–   Lozza 1.16 64-bit2367+22
−22		(+50)7 − 3
(+6−2=2)		70.0%
7.0 / 10
0.0%
+216
–   Tigran 2.4n 64-bit2366+13
−13		(+49)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−243
–   Myrddin 0.87 64-bit2365+11
−11		(+48)4.5 − 3.5
(+3−2=3)		56.3%
4.5 / 8
0.0%
+100
–   Zevra 2.1.2 r248 64-bit2362+17
−17		(+45)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
0.0%
+157
–   Waxman 20142359+18
−18		(+42)5.5 − 6.5
(+3−4=5)		45.8%
5.5 / 12
0.1%
+13
–   Orion 0.3.0 64-bit2355+16
−16		(+38)4.5 − 3.5
(+4−3=1)		56.3%
4.5 / 8
0.2%
+97
–   Waxman 20162344+20
−20		(+27)4 − 4
(+2−2=4)		50.0%
4.0 / 8
2.7%
+21
–   Jazz 721 64-bit2343+16
−16		(+26)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
1.8%
+60
–   Carballo 1.1.12342+28
−28		(+25)4.5 − 5.5
(+2−3=5)		45.0%
4.5 / 10
7.2%
−12
–   Jumbo 0.5.3 64-bit2338+23
−23		(+21)3 − 3
(+1−1=4)		50.0%
3.0 / 6
8.0%
+21
–   MadChess 2.0 64-bit2335+19
−19		(+18)5.5 − 4.5
(+5−4=1)		55.0%
5.5 / 10
8.6%
+61
–   Plisk 0.2.7d 64-bit2333+15
−15		(+16)4 − 6
(+3−5=2)		40.0%
4.0 / 10
9.3%
−68
–   Tytan 9.32 64-bit2332+19
−19		(+15)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
13.6%
−127
–   Phalanx XXIII2327+27
−27		(+10)6 − 8
(+4−6=4)		42.9%
6.0 / 14
28.2%
−50
–   Donna 1.0 64-bit2326+25
−25		(+9)3.5 − 4.5
(+3−4=1)		43.8%
3.5 / 8
27.9%
−50
–   Typhoon 1.00-358 64-bit2325+29
−29		(+8)9.5 − 8.5
(+8−7=3)		52.8%
9.5 / 18
32.5%
+30
–   RomiChess P3m 64-bit2324+23
−23		(+7)5.5 − 2.5
(+5−2=1)		68.8%
5.5 / 8
32.4%
+174
–   Nemeton 1.412320+22
−22		(+3)5.5 − 4.5
(+4−3=3)		55.0%
5.5 / 10
40.8%
+38
–   GreKo 5.92308+20
−20		(−9)7 − 3
(+6−2=2)		70.0%
7.0 / 10
74.4%
+157
–   CyberPagno 2.3 64-bit2306+23
−23		(−11)5 − 5
(+3−3=4)		50.0%
5.0 / 10
77.0%
−11
–   Maverick 0.51 64-bit2303+19
−19		(−14)2.5 − 3.5
(+2−3=1)		41.7%
2.5 / 6
85.0%
−86
–   CyberPagno 2.2 64-bit2299+20
−20		(−18)2.5 − 3.5
(+0−1=5)		41.7%
2.5 / 6
90.0%
−68
–   Nemeton 1.12294+25
−25		(−23)3.5 − 2.5
(+2−1=3)		58.3%
3.5 / 6
93.0%
+39
–   Bagatur 1.4c 64-bit2288+28
−28		(−29)6 − 4
(+5−3=2)		60.0%
6.0 / 10
95.6%
+55
–   ECE 12.012280+19
−19		(−37)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
99.7%
+133
–   EveAnn 1.71a2279+19
−19		(−38)8.5 − 3.5
(+6−1=5)		70.8%
8.5 / 12
99.8%
+112
–   Popochin 2.92276+27
−27		(−41)5.5 − 4.5
(+5−4=1)		55.0%
5.5 / 10
99.4%
+9
–   Asymptote 0.2.0 64-bit2275+21
−21		(−42)3.5 − 2.5
(+3−2=1)		58.3%
3.5 / 6
99.8%
+23
–   Nemeton 1.22274+22
−22		(−43)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
99.8%
+58
–   NoraGrace 1.0 64-bit2270+26
−26		(−47)5 − 5
(+3−3=4)		50.0%
5.0 / 10
99.8%
−46
–   pikoSzachy Extreme2268+27
−27		(−49)2 − 2
(+2−2=0)		50.0%
2.0 / 4
99.8%
−48
–   Schooner 1.5 64-bit2255+21
−21		(−62)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
100.0%
−195
–   Nemeton 1.02252+26
−26		(−65)5 − 1
(+4−0=2)		83.3%
5.0 / 6
100.0%
+177
–   Matilde 2008 64-bit2248+17
−17		(−69)6.5 − 5.5
(+4−3=5)		54.2%
6.5 / 12
100.0%
−40
–   FireFly 2.7.0 64-bit2245+15
−15		(−72)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
100.0%
−31
–   Orion 0.2 64-bit2236+18
−18		(−81)8 − 4
(+7−3=2)		66.7%
8.0 / 12
100.0%
+58
–   Ayito 0.2.9942226+16
−16		(−91)1 − 3
(+0−2=2)		25.0%
1.0 / 4
100.0%
−261
–   Fischerle 0.9.60 64-bit2222+26
−26		(−95)10 − 8
(+7−5=6)		55.6%
10.0 / 18
100.0%
−51
–   Protej 0.5.8c2211+17
−17		(−106)7 − 7
(+6−6=2)		50.0%
7.0 / 14
100.0%
−106
–   Exacto 0.e 64-bit2209+15
−15		(−108)10.5 − 5.5
(+7−2=7)		65.6%
10.5 / 16
100.0%
+8
–   RattateChess 1.0 Nosferatu2208+16
−16		(−109)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
+3
–   Beowulf 2.4a 64-bit2202+15
−15		(−115)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+55
–   Mango Paola Ajedrez 4.12199+17
−17		(−118)9 − 5
(+8−4=2)		64.3%
9.0 / 14
100.0%
+12
–   Absolute Zero 2.4.0.0 64-bit2196+20
−20		(−121)4 − 2
(+3−1=2)		66.7%
4.0 / 6
100.0%
−1
–   Buzz 0.08 64-bit2186+17
−17		(−131)9 − 5
(+7−3=4)		64.3%
9.0 / 14
100.0%
−16
–   Dolphin 1.0 64-bit2181+16
−16		(−136)6.5 − 3.5
(+4−1=5)		65.0%
6.5 / 10
100.0%
−35
–   Adam 3.32168+16
−16		(−149)6 − 4
(+4−2=4)		60.0%
6.0 / 10
100.0%
−77
–   Schooner 1.4.2 64-bit2167+28
−28		(−150)3 − 1
(+3−1=0)		75.0%
3.0 / 4
100.0%
+82
–   Neurosis 2.32159+21
−21		(−158)7 − 3
(+6−2=2)		70.0%
7.0 / 10
100.0%
+8
–   ChessKISS 1.7 64-bit2159+18
−18		(−158)7 − 3
(+6−2=2)		70.0%
7.0 / 10
100.0%
+8
–   Alf 1.092143+21
−21		(−174)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
100.0%
−251
–   Carballo 0.82142+20
−20		(−175)4 − 2
(+2−0=4)		66.7%
4.0 / 6
100.0%
−71
–   NG-Play 9.86 64-bit2116+20
−20		(−201)10.5 − 3.5
(+8−1=5)		75.0%
10.5 / 14
100.0%
−17
–   ProChess 1.02AD2107+17
−17		(−210)12.5 − 3.5
(+10−1=5)		78.1%
12.5 / 16
100.0%
0
–   Chesley r323 64-bit2107+19
−19		(−210)9.5 − 4.5
(+8−3=3)		67.9%
9.5 / 14
100.0%
−60
–   GopherCheck 0.2.2 64-bit2088+22
−22		(−229)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+60
–   Napoleon 1.5.0 64-bit2063+23
−23		(−254)4 − 2
(+4−2=0)		66.7%
4.0 / 6
100.0%
−87
–   Soldat III 0.178 64-bit2005+20
−20		(−312)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
–   Ecce 1.0 (rev. 508) 64-bit1987+18
−18		(−330)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
709 games: 262 wins, 237 losses, 210 draws (29.6%), score: 51.8%

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Created in 2005-2013 by CCRL team
Last games added on November 16, 2024