CCRL Blitz
Downloads and Statistics
October 17, 2020
Testing summary:
Total: 2'387'265 games
played by 2'826 programs

White wins: 919'531 (38.5%)
Black wins: 739'461 (31.0%)
Draws: 728'273 (30.5%)
White score: 53.8%

32-bit multi-CPU engines

Comparing 46 engines!
18 best versions of selected engines played 1474 games with each other

CCRL Blitz Rating List — 32-bit multi-CPU engines (Quote)

Ponder off, General book up to 12 moves, up to 6 piece EGTB
Time control: From Jan 2020, equivalent to 2'+1" on an Intel i7-4770K. See the "about" page.
Computed on October 17, 2020 with Bayeselo based on 2'387'265 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 300 games or more. Normal font - less than 300 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1Lc0 0.25.1 t40-1541 RTX20803644+17−1765.6%−104.357.9%1089 
85.5%
2Fat Fritz w471 RTX20803633+12−1260.0%−58.570.5%1777
74.4%
3Leelenstein 11.1 RTX20803627+13−1358.0%−52.474.3%1683
79.7%
 Lc0 0.23.1 w42850 RTX20803620+13−1362.1%−74.067.8%1789
90.6%
 Fat Fritz w266 RTX20803608+14−1459.7%−63.170.2%1345
86.8%
 Lc0 0.22.0 w49921 RTX20803597+15−1563.8%−82.265.5%1292
91.1%
 Allie 0.5 nn42850 RTX20803572+33−3253.6%−24.365.2%253
70.5%
4Stoofvlees II a14 RTX20803563+13−1349.6%−4.958.7%1860
57.4%
5Allie 0.5 nn49921 RTX20803561+12−1246.2%+13.968.1%1848
72.9%
 Stoofvlees II a13 RTX20803555+17−1749.1%−10.958.6%1017
97.5%
 Stoofvlees II a12 RTX20803531+16−1650.9%−10.153.5%1103
99.6%
 Stoofvlees II a11 RTX20803484+30−3060.3%−71.936.2%370
100.0%
6ChessBrainVB 3.74 4CPU3169+14−1454.2%−27.241.9%1596
68.4%
 ChessFighter 3.0 RTX20803129+139−19823.2%+121.17.3%41
56.2%
 ChessBrainVB 3.70 4CPU3116+17−1750.5%−4.243.0%1060
79.1%
7Hiarcs 14 4CPU3108+12−1248.7%+8.840.6%2323
100.0%
8Deep Fritz 13 4CPU3073+17−1745.2%+31.846.7%1079
100.0%
9Spike 1.4 Leiden 4CPU3039+9−941.2%+61.538.2%5347
78.7%
 Hiarcs 13.2 4CPU3033+13−1346.6%+24.739.2%1945
56.9%
 Deep Fritz 12 4CPU3031+24−2447.3%+17.242.6%531
94.5%
 Hiarcs 13.1 4CPU3009+12−1244.1%+41.137.7%2531
100.0%
 Hiarcs 12 4CPU2941+8−847.0%+21.737.7%5055
63.7%
 Hiarcs 12.1 4CPU2939+10−1046.4%+21.235.0%3708
86.3%
 Hiarcs Paderborn 2007 4CPU2930+14−1351.2%−8.035.9%1882
46.9%
10Toga II 3.0 4CPU2930+17−1725.3%+196.428.5%1459
65.2%
 Deep Fritz 10.1 4CPU2926+15−1650.3%−3.732.4%1446
87.2%
 Hiarcs 11.2 4CPU2914+13−1454.0%−26.437.1%1871
66.8%
11Bright 0.4a 4CPU2910+11−1142.4%+50.933.9%3023
72.0%
 Bright 0.5c 4CPU2905+14−1437.4%+86.835.8%1858
55.7%
 Toga II 1.4 beta5c 4CPU2904+9−935.7%+105.233.9%5355
69.5%
 Hiarcs 11.1 4CPU2900+14−1455.8%−39.739.8%1790
52.2%
 Toga II 1.4.1SE 4CPU2899+11−1144.9%+37.735.8%3128
86.5%
 Bright 0.3d 4CPU2890+14−1444.4%+38.835.6%1789
90.7%
 Bright 0.3b 4CPU2877+13−1342.4%+53.233.9%2093
99.4%
 Bright 0.3a 4CPU2853+14−1443.7%+40.934.6%1756
88.8%
 Deep Fritz 10 4CPU2840+15−1550.1%−1.935.2%1537
52.7%
 Hiarcs 11 4CPU2839+19−1955.2%−35.535.4%899
74.3%
12Deep Junior 10 4CPU2832+12−1245.5%+31.332.8%2560
97.0%
 Bright 0.2c 4CPU2812+17−1735.5%+101.930.1%1244
99.9%
13Deep Sjeng 2.7 4CPU2776+15−1533.7%+116.330.7%1714
74.8%
14Glaurung 1.2.1 32-bit 4CPU2769+15−1543.2%+46.033.8%1495
82.1%
15Chessmaster 11 4CPU2756+22−2259.2%−63.532.4%698
95.7%
16Scorpio 2.0 32-bit 4CPU2730+19−2029.1%+154.329.4%1005
100.0%
17Pharaon 3.5.1 4CPU2673+23−2441.7%+58.428.9%634
100.0%
18Nemeton 1.81 4CPU2489+24−2451.1%−7.224.5%600
80.2%
 Nemeton 1.7 4CPU2472+30−3049.1%+6.824.4%377
 

Results matrix

32-bit multi-CPU engines (best versions only), top 12
#NameElo123456789101112
1Lc0 0.25.1 t40-1541 RTX20803644 25.5 − 22.5
+5−2=41
+4
24.5 − 22.5
+3−1=43
−7
32 − 16
+16−0=32
+9
32.5 − 15.5
+19−2=27
+18
       
2Fat Fritz w471 RTX2080363322.5 − 25.5
+2−5=41
−4
 98 − 93
+16−11=164
0
111.5 − 68.5
+51−8=121
−5
123.5 − 68.5
+58−3=131
+6
       
3Leelenstein 11.1 RTX2080362722.5 − 24.5
+1−3=43
+7
93 − 98
+11−16=164
0
 62.5 − 37.5
+26−1=73
+2
47.5 − 29.5
+19−1=57
−4
       
4Stoofvlees II a14 RTX2080356316 − 32
+0−16=32
−9
68.5 − 111.5
+8−51=121
+5
37.5 − 62.5
+1−26=73
−2
 51 − 50
+11−10=80
0
       
5Allie 0.5 nn49921 RTX2080356115.5 − 32.5
+2−19=27
−18
68.5 − 123.5
+3−58=131
−6
29.5 − 47.5
+1−19=57
+4
50 − 51
+10−11=80
0
        
6ChessBrainVB 3.74 4CPU3169            
7Hiarcs 14 4CPU3108       30 − 22
+16−8=28
+11
29.5 − 22.5
+17−10=25
−27
   
8Deep Fritz 13 4CPU3073      22 − 30
+8−16=28
−11
 28.5 − 23.5
+16−11=25
−4
   
9Spike 1.4 Leiden 4CPU3039      22.5 − 29.5
+10−17=25
+27
23.5 − 28.5
+11−16=25
+4
 32 − 18
+23−9=18
−17
  
10Toga II 3.0 4CPU2930        18 − 32
+9−23=18
+17
   
11Bright 0.4a 4CPU2910            
12Deep Junior 10 4CPU2832            
Performance color legend:
(Only pairs with at least 30 games)
-120 -100 -80 -60 -40 -20 0 20 40 60 80 100 120

LOS matrix

32-bit multi-CPU engines (best versions only), top 12
#NameElo123456789101112
1Lc0 0.25.1 t40-1541 RTX20803644 85.594.3100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Fat Fritz w471 RTX2080363314.5 74.4100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Leelenstein 11.1 RTX208036275.725.6 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Stoofvlees II a14 RTX208035630.00.00.0 57.4100.0100.0100.0100.0100.0100.0100.0
5Allie 0.5 nn49921 RTX208035610.00.00.042.6 100.0100.0100.0100.0100.0100.0100.0
6ChessBrainVB 3.74 4CPU31690.00.00.00.00.0 100.0100.0100.0100.0100.0100.0
7Hiarcs 14 4CPU31080.00.00.00.00.00.0 100.0100.0100.0100.0100.0
8Deep Fritz 13 4CPU30730.00.00.00.00.00.00.0 100.0100.0100.0100.0
9Spike 1.4 Leiden 4CPU30390.00.00.00.00.00.00.00.0 100.0100.0100.0
10Toga II 3.0 4CPU29300.00.00.00.00.00.00.00.00.0 97.3100.0
11Bright 0.4a 4CPU29100.00.00.00.00.00.00.00.00.02.7 100.0
12Deep Junior 10 4CPU28320.00.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

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Alter output selection

Rating list
Testing profile
  (Step: , Numbers: )

Results table
Performance table
Score table
LOS table
Proportion of draws
Number of games
Number of connecting games
Percentage of connecting games
Score with common opponents
Score with all opponents
Performance with common opponents
Performance with all opponents
LOS with common opponents
LOS with all opponents

Maximum size of cross-tables (from 2 to 100):
Limit crosstables to engines in Elo range: to
Match length (Minimum number of games to highlight with color):

Cross-tables show only best version of each engine
Sort cross-tables by:   Rating   Name
Highlight diagonal of cells wide. (0 to highlight everything)

Reference rating list:
Recalibrate:
  No recalibration (reference and current list are compared as they are)
  Recalibrate reference list to current one using selected engines only
  Recalibrate reference list to current one using all common engines
  Recalibrate current list to reference using selected engines only
  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on October 17, 2020