CCRL Blitz
Downloads and Statistics
September 19, 2020
Testing summary:
Total: 2'370'030 games
played by 2'800 programs

White wins: 913'140 (38.5%)
Black wins: 734'658 (31.0%)
Draws: 722'232 (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 September 19, 2020 with Bayeselo based on 2'370'030 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 RTX20803642+18−1868.7%−123.854.1%934 
88.7%
2Fat Fritz w471 RTX20803628+13−1361.1%−64.469.6%1643
68.5%
3Leelenstein 11.1 RTX20803624+13−1359.3%−60.573.9%1551
75.5%
 Lc0 0.23.1 w42850 RTX20803618+13−1262.1%−74.367.8%1789
89.7%
 Fat Fritz w266 RTX20803606+14−1459.7%−62.970.2%1345
84.2%
 Lc0 0.22.0 w49921 RTX20803596+15−1563.8%−81.865.5%1292
92.1%
 Allie 0.5 nn42850 RTX20803570+32−3253.6%−24.265.2%253
75.6%
4Stoofvlees II a14 RTX20803558+13−1350.7%−11.058.5%1726
58.9%
5Allie 0.5 nn49921 RTX20803556+13−1347.0%+9.068.0%1714
60.9%
 Stoofvlees II a13 RTX20803553+17−1749.1%−10.658.6%1017
97.0%
 Stoofvlees II a12 RTX20803531+16−1650.9%−11.053.5%1103
99.4%
 Stoofvlees II a11 RTX20803485+30−3060.3%−72.036.2%370
100.0%
6ChessBrainVB 3.74 4CPU3170+14−1454.2%−27.441.9%1596
69.3%
 ChessFighter 3.0 RTX20803128+139−19823.2%+120.57.3%41
55.2%
 ChessBrainVB 3.70 4CPU3117+17−1750.5%−4.543.0%1060
79.0%
7Hiarcs 14 4CPU3108+12−1248.7%+9.640.6%2323
100.0%
8Deep Fritz 13 4CPU3074+17−1745.2%+31.546.7%1079
100.0%
9Spike 1.4 Leiden 4CPU3040+8−841.2%+61.338.2%5347
78.5%
 Hiarcs 13.2 4CPU3034+13−1346.6%+24.539.2%1945
56.9%
 Deep Fritz 12 4CPU3031+24−2447.3%+18.142.6%531
94.5%
 Hiarcs 13.1 4CPU3010+12−1244.1%+40.937.7%2531
100.0%
 Hiarcs 12 4CPU2942+9−947.0%+21.637.7%5055
63.7%
 Hiarcs 12.1 4CPU2940+10−1046.4%+21.035.0%3708
79.9%
10Toga II 3.0 4CPU2931+17−1725.3%+196.228.5%1459
52.9%
 Hiarcs Paderborn 2007 4CPU2930+14−1451.2%−7.235.9%1882
64.3%
 Deep Fritz 10.1 4CPU2927+16−1650.3%−3.832.4%1446
87.2%
 Hiarcs 11.2 4CPU2915+13−1354.0%−26.437.1%1871
66.8%
11Bright 0.4a 4CPU2911+11−1142.4%+50.733.9%3023
72.0%
 Bright 0.5c 4CPU2906+14−1437.4%+86.735.8%1858
55.7%
 Toga II 1.4 beta5c 4CPU2905+9−935.7%+105.033.9%5355
69.4%
 Hiarcs 11.1 4CPU2901+14−1455.8%−39.739.8%1790
52.2%
 Toga II 1.4.1SE 4CPU2900+11−1144.9%+37.535.8%3128
86.5%
 Bright 0.3d 4CPU2891+14−1444.4%+38.635.6%1789
90.7%
 Bright 0.3b 4CPU2878+13−1342.4%+53.033.9%2093
99.4%
 Bright 0.3a 4CPU2854+14−1443.7%+40.834.6%1756
88.8%
 Deep Fritz 10 4CPU2841+15−1550.1%−2.035.2%1537
52.6%
 Hiarcs 11 4CPU2840+19−1955.2%−35.535.4%899
74.3%
12Deep Junior 10 4CPU2833+12−1245.5%+31.232.8%2560
97.0%
 Bright 0.2c 4CPU2813+17−1735.5%+101.830.1%1244
99.9%
13Deep Sjeng 2.7 4CPU2777+15−1533.7%+116.230.7%1714
74.8%
14Glaurung 1.2.1 32-bit 4CPU2770+15−1543.2%+45.933.8%1495
82.2%
15Chessmaster 11 4CPU2757+22−2259.2%−64.032.4%698
95.6%
16Scorpio 2.0 32-bit 4CPU2731+20−2029.1%+154.229.4%1005
100.0%
17Pharaon 3.5.1 4CPU2674+24−2441.7%+58.228.9%634
100.0%
18Nemeton 1.81 4CPU2490+24−2451.1%−7.424.5%600
80.3%
 Nemeton 1.7 4CPU2473+30−3149.1%+6.624.4%377
 

Results matrix

32-bit multi-CPU engines (best versions only), top 12
#NameElo123456789101112
1Lc0 0.25.1 t40-1541 RTX20803642 25.5 − 22.5
+5−2=41
+1
24.5 − 22.5
+3−1=43
−8
32 − 16
+16−0=32
+6
32.5 − 15.5
+19−2=27
+15
       
2Fat Fritz w471 RTX2080362822.5 − 25.5
+2−5=41
−1
 98 − 93
+16−11=164
+2
111.5 − 68.5
+51−8=121
−5
123.5 − 68.5
+58−3=131
+6
       
3Leelenstein 11.1 RTX2080362422.5 − 24.5
+1−3=43
+8
93 − 98
+11−16=164
−2
 62.5 − 37.5
+26−1=73
0
47.5 − 29.5
+19−1=57
−6
       
4Stoofvlees II a14 RTX2080355816 − 32
+0−16=32
−6
68.5 − 111.5
+8−51=121
+5
37.5 − 62.5
+1−26=73
0
 51 − 50
+11−10=80
0
       
5Allie 0.5 nn49921 RTX2080355615.5 − 32.5
+2−19=27
−15
68.5 − 123.5
+3−58=131
−6
29.5 − 47.5
+1−19=57
+6
50 − 51
+10−11=80
0
        
6ChessBrainVB 3.74 4CPU3170            
7Hiarcs 14 4CPU3108       30 − 22
+16−8=28
+12
29.5 − 22.5
+17−10=25
−26
   
8Deep Fritz 13 4CPU3074      22 − 30
+8−16=28
−12
 28.5 − 23.5
+16−11=25
−4
   
9Spike 1.4 Leiden 4CPU3040      22.5 − 29.5
+10−17=25
+26
23.5 − 28.5
+11−16=25
+4
 32 − 18
+23−9=18
−17
  
10Toga II 3.0 4CPU2931        18 − 32
+9−23=18
+17
   
11Bright 0.4a 4CPU2911            
12Deep Junior 10 4CPU2833            
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 RTX20803642 88.794.3100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Fat Fritz w471 RTX2080362811.3 68.5100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Leelenstein 11.1 RTX208036245.731.4 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Stoofvlees II a14 RTX208035580.00.00.0 58.9100.0100.0100.0100.0100.0100.0100.0
5Allie 0.5 nn49921 RTX208035560.00.00.041.1 100.0100.0100.0100.0100.0100.0100.0
6ChessBrainVB 3.74 4CPU31700.00.00.00.00.0 100.0100.0100.0100.0100.0100.0
7Hiarcs 14 4CPU31080.00.00.00.00.00.0 100.0100.0100.0100.0100.0
8Deep Fritz 13 4CPU30740.00.00.00.00.00.00.0 100.0100.0100.0100.0
9Spike 1.4 Leiden 4CPU30400.00.00.00.00.00.00.00.0 100.0100.0100.0
10Toga II 3.0 4CPU29310.00.00.00.00.00.00.00.00.0 97.3100.0
11Bright 0.4a 4CPU29110.00.00.00.00.00.00.00.00.02.7 100.0
12Deep Junior 10 4CPU28330.00.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Alter engine selection



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 September 19, 2020