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 1.8 64-bit 4CPU (3144+15
−15		)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
–   Zahak 9.0 64-bit 4CPU3337+18
−18		(+193)3.5 − 20.5
(+0−17=7)		14.6%
3.5 / 24
0.0%
−73
–   Marvin 5.1.0 64-bit 4CPU3293+19
−19		(+149)5.5 − 14.5
(+0−9=11)		27.5%
5.5 / 20
0.0%
0
–   Stash 31.0 64-bit 4CPU3268+19
−19		(+124)6.5 − 13.5
(+1−8=11)		32.5%
6.5 / 20
0.0%
+8
–   Vajolet2 2.8 64-bit 4CPU3233+16
−16		(+89)10 − 14
(+3−7=14)		41.7%
10.0 / 24
0.0%
+32
–   SlowChess Blitz Classic 1.9 64-bit 4CPU3230+21
−21		(+86)7.5 − 8.5
(+2−3=11)		46.9%
7.5 / 16
0.0%
+65
–   Counter 4.0 64-bit 4CPU3214+22
−22		(+70)12 − 14
(+2−4=20)		46.2%
12.0 / 26
0.0%
+45
–   Arasan 21.1 64-bit 4CPU3213+22
−22		(+69)5 − 9
(+1−5=8)		35.7%
5.0 / 14
0.0%
−22
–   Invictus r382 64-bit 4CPU3208+22
−22		(+64)11 − 15
(+4−8=14)		42.3%
11.0 / 26
0.0%
+11
–   Rybka 4 64-bit 4CPU3187+9
−9		(+43)27 − 39
(+10−22=34)
40.9%
27.0 / 66
0.0%
−18
–   Rybka 4.1 64-bit 4CPU3185+9
−9		(+41)9.5 − 21.5
(+1−13=17)
30.6%
9.5 / 31
0.0%
−88
–   Laser 1.5 64-bit 4CPU3185+18
−18		(+41)8 − 8
(+2−2=12)		50.0%
8.0 / 16
0.0%
+41
–   Wasp 3.75 64-bit 4CPU3179+23
−23		(+35)7 − 13
(+1−7=12)		35.0%
7.0 / 20
0.4%
−59
–   Pedone 1.9 64-bit 4CPU3178+23
−23		(+34)7 − 7
(+3−3=8)		50.0%
7.0 / 14
0.6%
+34
–   Vajolet2 2.6.1 64-bit 4CPU3177+19
−19		(+33)7 − 9
(+3−5=8)		43.8%
7.0 / 16
0.3%
−12
–   Igel 2.3.1 64-bit 4CPU3173+24
−24		(+29)8.5 − 9.5
(+2−3=13)		47.2%
8.5 / 18
1.8%
+13
–   Sting SF 6 64-bit 4CPU3167+23
−23		(+23)9.5 − 10.5
(+2−3=15)		47.5%
9.5 / 20
4.2%
+3
–   ChessBrainVB 3.68 4CPU3163+23
−23		(+19)9 − 7
(+5−3=8)		56.3%
9.0 / 16
8.0%
+65
–   Stockfish 1.9.1 64-bit 4CPU3149+17
−17		(+5)18 − 15
(+6−3=24)
54.5%
18.0 / 33
33.0%
+34
–   Stockfish 1.7.1 64-bit 4CPU3139+16
−16		(−5)56.5 − 50.5
(+16−10=81)
52.8%
56.5 / 107
70.4%
+12
–   Nemorino 4.00 64-bit 4CPU3132+19
−19		(−12)11 − 7
(+7−3=8)		61.1%
11.0 / 18
84.8%
+68
–   Naum 4.2 64-bit 4CPU3092+9
−9		(−52)35 − 25
(+19−9=32)
58.3%
35.0 / 60
100.0%
+6
–   Critter 0.80 64-bit 4CPU3063+26
−26		(−81)18 − 12
(+10−4=16)
60.0%
18.0 / 30
100.0%
−13
–   Zappa Mexico II 64-bit 4CPU2993+9
−9		(−151)75.5 − 29.5
(+57−11=37)
71.9%
75.5 / 105
100.0%
+11
–   Protector 1.3.6 64-bit 4CPU2991+27
−27		(−153)16 − 8
(+10−2=12)		66.7%
16.0 / 24
100.0%
−37
–   Spark 0.5 64-bit 4CPU2981+22
−22		(−163)71 − 28
(+50−7=42)
71.7%
71.0 / 99
100.0%
−8
–   Komodo 1.2 64-bit2966+13
−13		(−178)39 − 14
(+27−2=24)
73.6%
39.0 / 53
100.0%
−14
–   Spark 0.4 64-bit 4CPU2953+19
−19		(−191)67 − 19
(+52−4=30)
77.9%
67.0 / 86
100.0%
+12
–   Deep Sjeng WC2008 64-bit 4CPU2944+11
−11		(−200)76 − 26
(+59−9=34)
74.5%
76.0 / 102
100.0%
−16
–   Hiarcs 12.1 4CPU2921+14
−14		(−223)41.5 − 11.5
(+32−2=19)
78.3%
41.5 / 53
100.0%
−17
1157 games: 387 wins, 188 losses, 582 draws (50.3%), score: 58.6%

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