CCRL Blitz
Downloads and Statistics
February 20, 2021
Testing summary:
Total: 2'464'260 games
played by 2'932 programs

White wins: 947'616 (38.5%)
Black wins: 759'359 (30.8%)
Draws: 757'285 (30.7%)
White score: 53.8%

Engine Details

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GNU Chess 5.50 64-bit (2780+22
−22		)Quote
Authors: Chua Kong-Sian (Singapore), Stuart Cracraft (USA), Lukas Geyer, Simon Waters, Michel Van den Bergh Links: Homepage, GnuWin32, Jim Ablett's compile, 5.07 Download
This is one of the 7 GNU Chess versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Protector 1.6.0 64-bit3039+15
−15		(+259)0 − 6
(+0−6=0)		0.0%
0.0 / 6
0.0%
−INF
0 0 0 0 0 0
–   Texel 1.04 64-bit2997+14
−14		(+217)1.5 − 4.5
(+0−3=3)		25.0%
1.5 / 6
0.0%
+59
0 = 0 = 0 =
–   Spark 1.0 64-bit2927+7
−6		(+147)2 − 4
(+1−3=2)		33.3%
2.0 / 6
0.0%
+36
1 0 = = 0 0
–   Spike 1.4 Leiden2920+6
−7		(+140)0.5 − 5.5
(+0−5=1)		8.3%
0.5 / 6
0.0%
−218
= 0 0 0 0 0
–   DiscoCheck 5.2 64-bit2915+13
−13		(+135)2 − 4
(+1−3=2)		33.3%
2.0 / 6
0.0%
+21
0 0 1 = = 0
–   Quazar 0.4 64-bit2901+7
−7		(+121)2 − 4
(+2−4=0)		33.3%
2.0 / 6
0.0%
−33
0 0 0 1 0 1
–   Thinker 5.4d Inert 64-bit2885+8
−8		(+105)0.5 − 5.5
(+0−5=1)		8.3%
0.5 / 6
0.0%
−253
0 0 0 = 0 0
–   Murka 3 64-bit2882+7
−8		(+102)2.5 − 7.5
(+1−6=3)		25.0%
2.5 / 10
0.0%
−69
0 0 0 0 0 = = = 1 0
–   Toga II 3.02876+17
−17		(+96)6 − 10
(+3−7=6)		37.5%
6.0 / 16
0.0%
+15
= = 0 0 0 0 = = = 0 = 0 1 1 0 1
–   Gaviota 1.0 64-bit2871+8
−8		(+91)5 − 1
(+5−1=0)		83.3%
5.0 / 6
0.0%
+415
1 1 1 0 1 1
–   MinkoChess 1.3 64-bit2870+8
−8		(+90)20 − 25
(+11−16=18)
44.4%
20.0 / 45
0.0%
+57
= 0 = 1 1 0 = = 0 0 1 0 = 1 = 0 = 0 0 1 0 0 = 1 0 = 0 0 = 1 = 0 1 = 1 = 0 = 1 = = 1 = = 0
–   Nemo 1.0.1 64-bit2858+7
−7		(+78)11.5 − 14.5
(+8−11=7)		44.2%
11.5 / 26
0.0%
+38
1 = 0 = = 0 0 0 0 0 0 1 1 0 1 1 0 1 0 1 = = = 1 0 =
–   NirvanaChess 1.7 64-bit2849+15
−15		(+69)19 − 25
(+16−22=6)
43.2%
19.0 / 44
0.0%
+16
0 0 1 0 0 1 0 0 0 1 0 1 0 = 0 = 0 1 0 1 0 1 0 1 0 0 0 0 = 0 = = 1 0 0 1 1 1 1 0 1 1 = 1
–   Zappa Mexico II 64-bit2846+7
−6		(+66)3 − 3
(+2−2=2)		50.0%
3.0 / 6
0.0%
+66
1 0 1 = = 0
–   Deuterium 14.2.33.276 64-bit2843+16
−16		(+63)17 − 11
(+12−6=10)		60.7%
17.0 / 28
0.0%
+131
= 1 = 1 1 1 = 1 0 = 1 = 0 1 = = = 0 1 1 1 0 1 = 0 1 0 =
–   DiscoCheck 5.0.1 64-bit2840+40
−39		(+60)7 − 13
(+4−10=6)		35.0%
7.0 / 20
0.4%
−41
= 0 0 1 1 1 0 = 0 0 0 = 0 0 0 1 = = = 0
–   Texel 1.02 64-bit2840+15
−15		(+60)4.5 − 5.5
(+3−4=3)		45.0%
4.5 / 10
0.0%
+27
0 1 = = 1 = 0 0 0 1
–   SmarThink 1.60 64-bit2839+17
−17		(+59)3 − 3
(+3−3=0)		50.0%
3.0 / 6
0.0%
+59
1 0 0 1 0 1
–   Vajolet2 1.28 64-bit2838+14
−14		(+58)2 − 4
(+2−4=0)		33.3%
2.0 / 6
0.0%
−92
1 1 0 0 0 0
–   Crafty 23.8 64-bit2825+12
−12		(+45)4 − 6
(+3−5=2)		40.0%
4.0 / 10
0.0%
−35
1 0 0 0 1 = 0 0 1 =
–   SmarThink 1.40 64-bit2823+16
−16		(+43)5 − 5
(+3−3=4)		50.0%
5.0 / 10
0.1%
+47
0 0 1 0 = = = 1 = 1
–   Cheng4 0.36c 64-bit2820+12
−12		(+40)20.5 − 31.5
(+10−21=21)
39.4%
20.5 / 52
0.1%
−26
= = = = 0 = 1 = 1 0 = 1 = 1 1 = = = 0 = = 0 0 1 0 = = 0 0 = 0 1 = 0 0 0 = 0 0 1 1 1 = = 0 0 0 0 0 0 0 =
–   Deuterium 14.1.32.119 64-bit2819+17
−17		(+39)18.5 − 23.5
(+11−16=15)
44.0%
18.5 / 42
0.2%
0
1 1 = = = = 0 0 = 0 0 0 0 = = 1 0 1 0 0 0 1 = 1 0 = 1 0 = 0 1 0 1 = 0 1 = = 1 = = 0
–   Scorpio 2.7.6 64-bit2816+15
−15		(+36)3 − 3
(+2−2=2)		50.0%
3.0 / 6
0.3%
+43
1 1 0 = 0 =
–   Tornado 4.88 64-bit2810+16
−16		(+30)2 − 4
(+2−4=0)		33.3%
2.0 / 6
1.4%
−119
1 0 0 1 0 0
–   Crafty 24.0 64-bit2802+18
−17		(+22)24 − 20
(+15−11=18)
54.5%
24.0 / 44
5.4%
+50
0 1 1 1 0 1 = 1 0 1 = 1 0 = = 0 1 = = 1 = = 0 = = 1 0 1 1 0 0 0 = = 1 = 1 = 0 = = 1 = =
–   Gaviota 0.86 64-bit2799+10
−10		(+19)17.5 − 22.5
(+12−17=11)
43.8%
17.5 / 40
5.6%
−21
0 0 0 0 = 0 = 0 1 0 1 0 0 = 1 0 1 1 = 1 0 1 0 = = 1 0 = = 1 0 0 = 0 = 1 1 1 = 0
–   Bright 0.4a2780+10
−10		(0)5.5 − 6.5
(+3−4=5)		45.8%
5.5 / 12
51.9%
−24
1 = 0 = = 1 0 1 = 0 = 0
–   Octochess r5190 64-bit2780+9
−9		(0)14 − 18
(+8−12=12)
43.8%
14.0 / 32
49.3%
−38
0 1 0 1 = = 0 0 = 0 = 1 = 0 1 1 0 1 = 0 1 0 = = = 0 = 0 0 = = 1
–   Arasan 16.3 64-bit2779+24
−25		(−1)17 − 15
(+11−9=12)
53.1%
17.0 / 32
52.1%
+20
= 1 = = = = 1 = 0 1 0 1 0 1 0 = = = 0 1 = 1 = 1 0 0 0 1 1 1 = 0
–   Frenzee 3.5.19 64-bit2770+7
−7		(−10)4.5 − 7.5
(+2−5=5)		37.5%
4.5 / 12
81.5%
−94
0 = = = 1 = 0 0 1 = 0 0
–   EXchess 7.18b 64-bit2764+17
−17		(−16)5.5 − 4.5
(+4−3=3)		55.0%
5.5 / 10
87.1%
+11
= 1 0 0 = 1 1 1 = 0
–   Jonny 4.002763+6
−6		(−17)3.5 − 2.5
(+2−1=3)		58.3%
3.5 / 6
93.1%
+29
= 1 = = 0 1
–   Dirty 20Apr2013 64-bit2761+13
−13		(−19)8.5 − 15.5
(+5−12=7)		35.4%
8.5 / 24
93.2%
−114
0 0 0 = = 1 = 0 0 0 1 = 1 1 0 0 = = 0 0 1 0 0 =
–   BugChess2 1.9 64-bit2760+8
−8		(−20)2 − 4
(+1−3=2)		33.3%
2.0 / 6
96.1%
−139
= 0 0 1 = 0
–   ProDeo 1.872752+23
−23		(−28)3.5 − 2.5
(+3−2=1)		58.3%
3.5 / 6
96.2%
+39
1 = 1 0 0 1
–   iCE 1.0 64-bit2721+13
−13		(−59)5 − 2
(+4−1=2)		71.4%
5.0 / 7
100.0%
+90
1 = 1 = 1 0 1
–   Deuterium 13.1.31.113 64-bit2721+14
−14		(−59)5 − 5
(+2−2=6)		50.0%
5.0 / 10
100.0%
−62
= 1 1 = = = 0 = 0 =
–   Rodent 1.2 64-bit2717+30
−30		(−63)6.5 − 3.5
(+4−1=5)		65.0%
6.5 / 10
100.0%
+28
1 = 0 1 1 = = = = 1
–   Atlas 3.60 64-bit2703+14
−14		(−77)9 − 11
(+5−7=8)		45.0%
9.0 / 20
100.0%
−108
= 0 0 = = 0 1 = 1 0 1 0 = 0 1 = = = 1 0
–   Philou 3.7.1 64-bit2619+9
−9		(−161)30.5 − 11.5
(+24−5=13)
72.6%
30.5 / 42
100.0%
−4
1 = 1 1 = = 1 = 1 = = 1 1 0 1 = 1 0 1 1 1 = 1 1 = 1 = 1 1 1 1 1 0 = 0 1 1 1 = 1 = 0
–   Godel 2.3.7 64-bit2618+13
−13		(−162)6.5 − 0.5
(+6−0=1)		92.9%
6.5 / 7
100.0%
+219
1 1 1 1 = 1 1
–   Glass 2.0 64-bit2613+9
−9		(−167)3 − 4
(+1−2=4)		42.9%
3.0 / 7
100.0%
−198
= = 0 0 = 1 =
–   GarboChess 2.20 64-bit2608+11
−11		(−172)6.5 − 0.5
(+6−0=1)		92.9%
6.5 / 7
100.0%
+210
= 1 1 1 1 1 1
–   Arminius 2013-08-10 64-bit2597+18
−18		(−183)6 − 1
(+5−0=2)		85.7%
6.0 / 7
100.0%
+82
1 = 1 1 = 1 1
732 games: 228 wins, 269 losses, 235 draws (32.1%), score: 47.2%

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Created in 2005-2013 by CCRL team
Last games added on February 20, 2021