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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Stockfish 1.6.3 32-bit (2960+13
−13		)Quote
Authors: Marco Costalba, Joona Kiiski, Stockfish team members Links: List of Authors, Homepage, Development Versions, Testing Framework
Stockfish was originally based on Glaurung by Tord Romstad.
This is one of the 152 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Seer 1.2.1 64-bit3090+19
−19		(+130)4.5 − 7.5
(+3−6=3)		37.5%
4.5 / 12
0.0%
+24
–   GOOB 1.8.9 64-bit3069+12
−12		(+109)6.5 − 7.5
(+3−4=7)		46.4%
6.5 / 14
0.0%
+79
–   Sting SF 8.1 64-bit3067+22
−22		(+107)4 − 6
(+0−2=8)		40.0%
4.0 / 10
0.0%
+45
–   Protej 0.6.5 64-bit3048+17
−17		(+88)11.5 − 12.5
(+6−7=11)		47.9%
11.5 / 24
0.0%
+70
–   Rybka 3 32-bit3027+9
−9		(+67)13.5 − 18.5
(+4−9=19)
42.2%
13.5 / 32
0.0%
+13
–   Nemorino 3.0 64-bit3026+17
−17		(+66)8.5 − 7.5
(+3−2=11)		53.1%
8.5 / 16
0.0%
+84
–   Drofa 3.1.0 64-bit3023+23
−23		(+63)8 − 12
(+4−8=8)		40.0%
8.0 / 20
0.0%
−14
–   Peacekeeper 1.60 64-bit3012+18
−18		(+52)7 − 13
(+2−8=10)		35.0%
7.0 / 20
0.0%
−51
–   ChessBrainVB 3.503008+20
−20		(+48)5.5 − 4.5
(+4−3=3)		55.0%
5.5 / 10
0.0%
+87
–   Naum 4.2 64-bit3000+8
−8		(+40)9.5 − 14.5
(+4−9=11)		39.6%
9.5 / 24
0.0%
−32
–   Counter 3.7 64-bit2999+20
−20		(+39)9 − 11
(+4−6=10)		45.0%
9.0 / 20
0.1%
+6
–   Amoeba 3.1 64-bit2996+18
−18		(+36)4 − 6
(+1−3=6)		40.0%
4.0 / 10
0.1%
−36
–   Arasan 20.1 64-bit2990+20
−20		(+30)8 − 8
(+6−6=4)		50.0%
8.0 / 16
0.7%
+30
–   Andscacs 0.72 64-bit2987+22
−22		(+27)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
1.9%
+65
–   Naum 4.2 32-bit2985+9
−9		(+25)11.5 − 18.5
(+3−10=17)
38.3%
11.5 / 30
0.1%
−53
–   Vajolet2 2.3 64-bit2981+17
−17		(+21)5.5 − 6.5
(+3−4=5)		45.8%
5.5 / 12
2.7%
−7
–   Fizbo 1.5 64-bit2981+18
−18		(+21)4 − 6
(+1−3=6)		40.0%
4.0 / 10
3.1%
−42
–   Pirarucu 2.7.4 64-bit2976+15
−15		(+16)9 − 11
(+5−7=8)		45.0%
9.0 / 20
6.1%
−21
–   Naum 4.1 32-bit2976+17
−17		(+16)12 − 18
(+2−8=20)
40.0%
12.0 / 30
6.5%
−46
–   Nemorino 2.00 64-bit2969+20
−20		(+9)3.5 − 6.5
(+0−3=7)		35.0%
3.5 / 10
21.8%
−83
–   Nu-chess 1.0 64-bit2961+12
−12		(+1)9.5 − 6.5
(+5−2=9)		59.4%
9.5 / 16
45.3%
+64
–   Naum 4 32-bit2955+11
−11		(−5)19 − 15
(+8−4=22)
55.9%
19.0 / 34
73.1%
+32
–   Black Marlin 2.0 64-bit2954+19
−19		(−6)8 − 8
(+3−3=10)		50.0%
8.0 / 16
68.6%
−3
–   Crafty 25.2 64-bit2953+9
−9		(−7)2 − 8
(+0−6=4)		20.0%
2.0 / 10
81.3%
−218
–   Shredder 12 32-bit2952+6
−6		(−8)34.5 − 27.5
(+16−9=37)
55.6%
34.5 / 62
85.7%
+29
–   Fizbo 1.4 64-bit2946+21
−21		(−14)5 − 5
(+3−3=4)		50.0%
5.0 / 10
86.9%
−14
–   Godel 6.0 64-bit2945+16
−16		(−15)9 − 5
(+6−2=6)		64.3%
9.0 / 14
92.1%
+83
–   Protej 0.6.3 64-bit2933+16
−16		(−27)13.5 − 6.5
(+10−3=7)		67.5%
13.5 / 20
99.6%
+99
–   Demolito 2018-03-01 64-bit2931+14
−14		(−29)10 − 8
(+5−3=10)		55.6%
10.0 / 18
99.8%
+6
–   Simbelmyne 1.7.0 64-bit2921+23
−23		(−39)12 − 14
(+5−7=14)		46.2%
12.0 / 26
99.8%
−61
–   Vajolet2 2.1 64-bit2914+20
−20		(−46)6.5 − 3.5
(+4−1=5)		65.0%
6.5 / 10
100.0%
+60
–   Fritz 122907+9
−9		(−53)18 − 12
(+9−3=18)
60.0%
18.0 / 30
100.0%
+11
–   Jet 1.1 64-bit2897+18
−18		(−63)10 − 10
(+6−6=8)		50.0%
10.0 / 20
100.0%
−58
–   Bobcat 7.6 64-bit2895+18
−18		(−65)8 − 2
(+8−2=0)		80.0%
8.0 / 10
100.0%
+225
–   Komodo 1.0 32-bit2885+14
−14		(−75)20 − 14
(+10−4=20)
58.8%
20.0 / 34
100.0%
−15
–   Thinker 5.4d Inert 32-bit2871+8
−8		(−89)26 − 16
(+16−6=20)
61.9%
26.0 / 42
100.0%
−3
–   Doch 1.3.4 32-bit2870+18
−18		(−90)22.5 − 13.5
(+13−4=19)
62.5%
22.5 / 36
100.0%
−5
–   Thinker 5.4c Inert 32-bit2864+11
−11		(−96)21 − 9
(+15−3=12)
70.0%
21.0 / 30
100.0%
+48
–   Deep Junior 11.1a 32-bit2842+15
−15		(−118)20.5 − 9.5
(+15−4=11)
68.3%
20.5 / 30
100.0%
+17
–   Cyclone xTreme Fury2840+17
−17		(−120)23 − 15
(+13−5=20)
60.5%
23.0 / 38
100.0%
−48
–   Deep Sjeng WC2008 32-bit2838+11
−11		(−122)24.5 − 9.5
(+15−0=19)
72.1%
24.5 / 34
100.0%
+21
–   Grapefruit 1.0 32-bit2838+8
−8		(−122)24.5 − 13.5
(+15−4=19)
64.5%
24.5 / 38
100.0%
−21
–   Protector 1.3.4 32-bit2838+13
−13		(−122)18.5 − 11.5
(+12−5=13)
61.7%
18.5 / 30
100.0%
−36
–   Hiarcs 12.12828+9
−9		(−132)21 − 13
(+12−4=18)
61.8%
21.0 / 34
100.0%
−55
–   Hiarcs 12 Sharpen PV On2824+12
−12		(−136)23.5 − 6.5
(+19−2=9)
78.3%
23.5 / 30
100.0%
+78
–   Zappa Mexico II 32-bit2820+10
−10		(−140)24.5 − 9.5
(+18−3=13)
72.1%
24.5 / 34
100.0%
+17
–   Protector 1.3.1b 32-bit2812+20
−20		(−148)21 − 9
(+15−3=12)
70.0%
21.0 / 30
100.0%
−6
–   Spark 0.3a 32-bit2810+14
−14		(−150)25.5 − 12.5
(+14−1=23)
67.1%
25.5 / 38
100.0%
−39
–   Protector 1.3.2 32-bit2810+18
−18		(−150)22 − 10
(+16−4=12)
68.8%
22.0 / 32
100.0%
−12
–   Spark 0.3 32-bit2808+14
−14		(−152)22 − 12
(+14−4=16)
64.7%
22.0 / 34
100.0%
−48
–   Onno 1.0 32-bit2807+15
−15		(−153)25.5 − 4.5
(+22−1=7)
85.0%
25.5 / 30
100.0%
+123
–   Onno 1.1.1 32-bit2806+15
−15		(−154)24.5 − 9.5
(+18−3=13)
72.1%
24.5 / 34
100.0%
+8
–   Bright 0.5c2786+11
−11		(−174)21 − 9
(+16−4=10)
70.0%
21.0 / 30
100.0%
−25
–   Critter 0.52b 32-bit2781+23
−23		(−179)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
100.0%
−107
–   Critter 0.52 32-bit2751+24
−24		(−209)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
−42
–   Twisted Logic 20100131x 32-bit2742+15
−15		(−218)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+71
–   Twisted Logic 20090922 32-bit2732+16
−16		(−228)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+61
–   Critter 0.42 32-bit2706+22
−22		(−254)2 − 1
(+1−0=2)		66.7%
2.0 / 3
100.0%
−159
–   Crafty 23.2 32-bit2701+26
−26		(−259)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
−97
–   Booot 4.15.02692+11
−11		(−268)7 − 1
(+6−0=2)		87.5%
7.0 / 8
100.0%
+24
–   Frenzee Feb08 32-bit2692+11
−11		(−268)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+24
–   Delfi 5.42688+10
−10		(−272)5.5 − 2.5
(+3−0=5)		68.8%
5.5 / 8
100.0%
−152
–   Crafty 23.1 32-bit2683+16
−16		(−277)3.5 − 1.5
(+2−0=3)		70.0%
3.5 / 5
100.0%
−137
–   BugChess2 1.6.4 32-bit2653+19
−19		(−307)4 − 0
(+4−0=0)		100.0%
4.0 / 4
100.0%
+INF
1336 games: 467 wins, 228 losses, 641 draws (48.0%), score: 58.9%

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