CCRL Blitz
Downloads and Statistics
January 23, 2021
Testing summary:
Total: 2'444'303 games
played by 2'907 programs

White wins: 940'165 (38.5%)
Black wins: 754'457 (30.9%)
Draws: 749'681 (30.7%)
White score: 53.8%

Engine Details

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Stockfish 12 64-bit (3632+14
−13		)Quote
Authors: Marco Costalba, Joona Kiiski, Stockfish team members Links: Homepage, Development Versions, Testing Framework
Stockfish was originally based on Glaurung by Tord Romstad.
This is one of the 70 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Stockfish 12 64-bit 8CPU3692+14
−14		(+60)49 − 81
(+1−33=96)
37.7%
49.0 / 130
0.0%
−4
= 0 = = = = = = = = = = = = = 0 = 0 = 0 0 = 0 = 0 = 0 = = = 0 = 0 = = = = = = 0 0 = 0 = = = 0 = = = = 0 0 = 0 = = = 0 0 0 1 0 = = = = = = 0 = 0 = = = = = = = 0 = = = = = = = = 0 = 0 = = = = = = = = = 0 = = 0 = = = = = = = = 0 = 0 = = = = = 0 = = = = = = 0 = 0
–   Lc0 0.25.1 t40-1541 RTX20803643+15
−15		(+11)22 − 20
(+5−3=34)
52.4%
22.0 / 42
14.7%
+23
= 0 1 = = = = = 1 0 1 = = = = = = = = = 1 = = = = = = 0 = = = = 1 = = = = = = = = =
–   Fat Fritz w471 RTX20803631+11
−11		(−1)20 − 22
(+4−6=32)
47.6%
20.0 / 42
58.2%
−12
= = = = = = = = = 0 0 0 = = = = 1 0 = = = = 0 = = 1 0 = = = = = = = = = 1 = = = 1 =
–   Leelenstein 11.1 RTX20803624+11
−11		(−8)22 − 18
(+6−2=32)
55.0%
22.0 / 40
81.5%
+18
= 1 = = = 0 = = = 0 = = = = = = 1 = = = = = 1 = = 1 = = = = 1 = = = = = 1 = = =
–   Dragon by Komodo 64-bit3579+18
−17		(−53)54 − 46
(+10−2=88)
54.0%
54.0 / 100
100.0%
−33
= = = = = = = = = 0 = = = = = = = = = = 1 = = = 1 = = = = = = = = = = = = = = = = = = = 1 = = = 1 = = = = = = = 1 = = = = 0 1 = = = 1 = = = = 1 = = 1 = = = = 1 = = = = = = = = = = = = = = = = = = = =
–   Stoofvlees II a14 RTX20803567+12
−12		(−65)24 − 18
(+11−5=26)
57.1%
24.0 / 42
100.0%
−26
= = = = = = = = = = 1 1 = 1 1 1 = = = 1 = = = = 1 0 0 = = = 1 0 1 0 0 1 = = = 1 = =
–   Allie 0.5 nn49921 RTX20803558+10
−11		(−74)26 − 16
(+11−1=30)
61.9%
26.0 / 42
100.0%
−12
1 = = = 1 = = = = = = = 1 = = = = 1 = = = 0 = = = = 1 = = 1 = = = 1 = 1 1 1 = = 1 =
–   Komodo 14 64-bit 8CPU3551+20
−20		(−81)25 − 17
(+10−2=30)
59.5%
25.0 / 42
100.0%
−30
1 = = = 1 = 1 0 = = 1 = = = = = = = = 1 = = = = = 1 1 = = = 1 = 1 0 = = = = = = 1 =
–   Houdini 6 64-bit3444+7
−7		(−188)83 − 16
(+69−2=28)
83.8%
83.0 / 99
100.0%
+57
= 1 1 1 = = 1 1 = 1 1 = 1 1 1 = 1 = 1 1 1 1 1 1 = 0 1 1 1 1 = = 1 1 1 1 1 = = 1 1 1 1 = = = 1 1 1 1 = 1 1 1 1 1 = 0 1 1 1 1 1 1 1 1 = 1 = 1 1 1 1 1 = 1 = 1 1 1 = = 1 1 1 1 1 = 1 1 1 1 = = 1 1 = 1 =
–   Komodo 14 64-bit3443+24
−24		(−189)80 − 19
(+61−0=38)
80.8%
80.0 / 99
100.0%
+16
1 1 1 = 1 1 1 = = = 1 1 = 1 = 1 1 1 = 1 1 1 1 1 = 1 = = = = = = 1 = = 1 = 1 1 1 = 1 = 1 1 1 = 1 1 1 1 1 = 1 1 = = 1 1 1 = 1 1 1 1 = 1 1 1 = = 1 1 1 1 = 1 = 1 = = 1 1 = 1 1 = 1 = 1 1 1 = = = 1 1 1 =
–   Nemorino 6.00 64-bit3437+15
−15		(−195)44.5 − 17.5
(+29−2=31)
71.8%
44.5 / 62
100.0%
−65
= = = = = = 1 1 1 = 1 1 = 1 1 1 1 0 = 1 1 1 1 = 1 0 1 = = 1 = = = = 1 = = 1 1 = = = 1 = = = 1 = 1 1 = 1 = = 1 1 1 = 1 = = 1
–   Xiphos 0.6 64-bit 4CPU3428+10
−11		(−204)32.5 − 9.5
(+24−1=17)
77.4%
32.5 / 42
100.0%
−24
= 1 1 = 1 1 1 = 1 = 1 1 1 = 1 1 1 = = 1 = = = = 1 = 1 = 1 = = 1 1 = 1 1 1 1 1 = 0 1
–   Fire 7.1 64-bit 4CPU3427+8
−8		(−205)32.5 − 9.5
(+24−1=17)
77.4%
32.5 / 42
100.0%
−24
1 = 1 = 1 = 1 = 1 1 = 1 = 1 1 = = = 1 = 1 = 1 = 1 = 1 1 = 1 1 = 1 1 1 = 1 = 1 1 1 0
–   SlowChess Blitz 2.5 64-bit3397+21
−21		(−235)82.5 − 17.5
(+65−0=35)
82.5%
82.5 / 100
100.0%
−10
1 1 1 = 1 1 1 1 1 = 1 = 1 = = 1 1 = = = = = 1 1 1 = 1 = = = 1 = 1 1 1 1 1 1 1 1 = 1 = 1 = 1 1 = 1 = 1 = = = 1 = 1 1 1 1 1 = 1 1 1 1 1 1 1 = 1 1 1 1 = = 1 = 1 = 1 = 1 1 1 1 1 1 = 1 1 1 1 1 = = 1 = 1 1
–   RofChade 2.3 64-bit 4CPU3391+17
−17		(−241)37 − 5
(+32−0=10)
88.1%
37.0 / 42
100.0%
+56
1 = 1 = 1 = 1 1 1 = 1 1 1 1 1 = = = 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = = 1 1 1 1
–   Ethereal 12.75 64-bit3391+14
−14		(−241)80 − 20
(+60−0=40)
80.0%
80.0 / 100
100.0%
−43
= 1 1 1 1 1 1 1 = 1 = 1 1 1 = = = = 1 1 1 1 = 1 1 1 1 1 1 = = = = 1 = = 1 1 = 1 1 1 = 1 1 = 1 1 = = = = = 1 1 1 1 1 = 1 1 1 1 1 = = = 1 = = = 1 1 = = 1 = = = = 1 1 = 1 1 1 1 1 1 1 = 1 1 1 = = 1 1 1 =
–   Fritz 17 64-bit 4CPU3380+15
−15		(−252)35.5 − 5.5
(+30−0=11)
86.6%
35.5 / 41
100.0%
+22
= = 1 = 1 = 1 1 1 1 1 1 1 = = 1 1 1 1 1 1 1 1 1 1 1 1 = = 1 1 = = 1 1 = 1 1 1 1 1
–   Ethereal 12.50 64-bit3376+16
−16		(−256)84.5 − 15.5
(+69−0=31)
84.5%
84.5 / 100
100.0%
−8
1 1 1 1 = = 1 = = 1 1 = = 1 1 1 = 1 1 1 = 1 = = 1 1 = 1 = = 1 1 1 1 = 1 = 1 1 1 = 1 1 1 1 1 = 1 = 1 1 1 1 1 1 1 = 1 1 = = 1 1 1 = 1 = 1 1 = 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 = 1 = 1 1 = 1 = 1 1 = 1 1 = 1
–   Ethereal 12.25 64-bit3370+15
−15		(−262)88.5 − 11.5
(+77−0=23)
88.5%
88.5 / 100
100.0%
+41
= 1 = 1 = 1 1 1 1 1 1 1 1 1 1 1 1 = 1 = 1 1 1 = 1 = 1 1 1 1 1 1 1 = 1 1 1 = 1 1 1 1 1 = 1 1 1 1 = 1 1 1 1 1 1 = 1 1 1 1 1 1 1 = 1 1 1 1 1 = 1 = = 1 1 = 1 1 1 1 1 = 1 1 1 = 1 = 1 1 1 = = 1 1 1 1 1 1 =
–   Igel 2.9.0 64-bit3359+16
−16		(−273)80 − 20
(+60−0=40)
80.0%
80.0 / 100
100.0%
−74
= 1 = = = = 1 = 1 = = 1 1 = 1 1 1 1 = = 1 1 1 = = = 1 = 1 1 1 1 = 1 1 = 1 1 1 = 1 = 1 = 1 1 1 = = = 1 1 1 = 1 1 1 = 1 = 1 = = 1 1 = 1 1 = = = = 1 = 1 1 1 = = = 1 1 1 1 1 1 1 = 1 1 1 = 1 1 1 1 1 = 1 1
–   Booot 6.4 64-bit 4CPU3358+12
−12		(−274)34.5 − 6.5
(+28−0=13)
84.1%
34.5 / 41
100.0%
−29
1 1 1 = 1 1 1 = 1 1 1 = 1 1 1 = = = 1 1 1 = = 1 1 1 1 1 1 = 1 = 1 = 1 1 1 = 1 = 1
–   SlowChess Blitz Classic 2.2 64-bit3346+16
−16		(−286)91 − 9
(+82−0=18)
91.0%
91.0 / 100
100.0%
+61
= 1 = 1 1 = 1 1 1 1 1 1 = = 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 = = 1 1 = = 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 = 1 = 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 = = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 = 1
–   Xiphos 0.6 64-bit3340+10
−11		(−292)87.5 − 10.5
(+77−0=21)
89.3%
87.5 / 98
100.0%
+24
= 1 1 1 1 1 1 = = 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 = 1 1 = 1 1 1 1 = 1 1 = 1 1 1 = 1 1 1 1 1 1 = 1 = 1 1 1 1 1 = = 1 1 1 1 1 1 1 1 = 1 1 = 1 1 1 1 = 1 = 1 1 1 = 1 1 = 1 1 1 1 1 1 = 1 1 1 1
–   RubiChess 1.9 64-bit3339+16
−16		(−293)57 − 7
(+50−0=14)
89.1%
57.0 / 64
100.0%
+19
1 = = = 1 1 1 1 = 1 1 = 1 1 1 1 1 1 = 1 1 1 1 1 = 1 1 = 1 1 1 1 1 1 1 1 1 = 1 1 1 1 = 1 1 1 = 1 1 1 1 1 = = = 1 1 1 1 1 1 1 1 1
–   Fire 7.1 64-bit3334+8
−8		(−298)93 − 7
(+86−0=14)
93.0%
93.0 / 100
100.0%
+94
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 = 1 1 = 1 1 1 1 1 1 1 1 1 1 1 = = 1 1 1 1 1 = 1 1 = 1 1 1 1 1 1 1 1 1 1 1 = = 1 1 1 1 1 1 1 1 1 = 1 1 = 1 = = 1 1 1 1 1 1 1 1 1 = 1 1
–   RofChade 2.3 64-bit3307+12
−12		(−325)93.5 − 5.5
(+88−0=11)
94.4%
93.5 / 99
100.0%
+107
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = = 1 1 1 1 1 1 1 1 1 1 1 1 = = 1 1 = 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 =
–   Booot 6.4 64-bit3295+12
−12		(−337)59.5 − 4.5
(+55−0=9)
93.0%
59.5 / 64
100.0%
+55
1 = 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 = 1 1 1 1 = 1 1 1 1 1 = = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 = 1 1
–   Igel 2.7.0 64-bit3287+17
−17		(−345)58.5 − 5.5
(+53−0=11)
91.4%
58.5 / 64
100.0%
+10
= = 1 1 1 1 1 = 1 = 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 = 1 1 1 1 1 1 = 1 1 = 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 = 1 1 1 1 1 1 1
–   Defenchess 2.3 64-bit3285+15
−15		(−347)57 − 5
(+52−0=10)
91.9%
57.0 / 62
100.0%
+21
1 1 1 1 1 1 1 1 = 1 = 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 = 1 1 1 = 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = = 1 1 1 1 1 1 1 1 = 1 = 1
–   Laser 1.7 64-bit3274+9
−9		(−358)58.5 − 5.5
(+53−0=11)
91.4%
58.5 / 64
100.0%
−1
1 = 1 1 1 1 1 1 = 1 1 1 1 = 1 1 1 = 1 1 1 1 1 = 1 1 = = 1 1 = 1 1 1 1 1 1 = 1 = 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
–   Schooner 2.2 64-bit3274+11
−11		(−358)60 − 4
(+56−0=8)
93.8%
60.0 / 64
100.0%
+54
= 1 1 1 1 1 1 1 = 1 1 1 1 1 = 1 = 1 1 1 = 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1
–   Shredder 13 64-bit3271+6
−7		(−361)56 − 8
(+48−0=16)
87.5%
56.0 / 64
100.0%
−73
1 = 1 = 1 1 1 = 1 1 = 1 1 1 1 1 1 1 1 = = 1 1 = = = 1 1 1 1 = 1 = 1 1 1 1 = = 1 1 = 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1
–   Fritz 17 64-bit3270+11
−11		(−362)57 − 6
(+51−0=12)
90.5%
57.0 / 63
100.0%
−24
1 = 1 1 1 1 1 = 1 1 1 = 1 1 = 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 = 1 1 1 = = = = 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1
2354 games: 1437 wins, 60 losses, 857 draws (36.4%), score: 79.2%

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Created in 2005-2013 by CCRL team
Last games added on January 23, 2021