CCRL Blitz
Downloads and Statistics
August 8, 2020
Testing summary:
Total: 2'348'441 games
played by 2'769 programs

White wins: 904'859 (38.5%)
Black wins: 727'697 (31.0%)
Draws: 715'885 (30.5%)
White score: 53.8%

Custom engine selection

Comparing 14 engines!
14 selected engines played 0 games with each other

CCRL Blitz Rating List — Custom engine selection (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 August 8, 2020 with Bayeselo based on 2'348'441 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+−
1Bright 0.4a 4CPU2911+11−1142.4%+50.633.9%3023 
72.0%
 Bright 0.5c 4CPU2906+14−1437.4%+86.635.8%1858
93.8%
 Bright 0.3d 4CPU2890+14−1444.4%+39.435.6%1789
90.7%
 Bright 0.3b 4CPU2878+13−1342.4%+52.833.9%2093
99.4%
 Bright 0.3a 4CPU2854+14−1443.7%+40.634.6%1756
100.0%
 Bright 0.2c 4CPU2813+17−1735.5%+101.730.1%1244
100.0%
 Bright 0.4a2779+9−1044.0%+43.229.2%4353
93.1%
 Bright 0.5c2771+8−747.0%+21.831.6%7225
89.8%
 Bright 0.3b2754+25−2538.0%+79.434.0%547
86.3%
 Bright 0.3d2736+19−2032.6%+128.930.3%995
100.0%
 Bright 0.2c2687+13−1350.8%−3.730.8%2039
54.3%
 Bright 0.2b2685+30−3049.6%+0.532.0%372
97.3%
 Bright 0.2a2646+27−2744.2%+38.032.2%466
61.0%
 Bright 0.1d2641+22−2251.7%−13.030.6%712
 

Results matrix

Custom engine selection
#NameElo1
Brigh
2
Brigh
3
Brigh
4
Brigh
5
Brigh
6
Brigh
7
Brigh
8
Brigh
9
Brigh
10
Brigh
11
Brigh
12
Brigh
13
Brigh
14
Brigh
1Bright 0.4a 4CPU2911              
2Bright 0.5c 4CPU2906              
3Bright 0.3d 4CPU2890              
4Bright 0.3b 4CPU2878              
5Bright 0.3a 4CPU2854              
6Bright 0.2c 4CPU2813              
7Bright 0.4a2779              
8Bright 0.5c2771              
9Bright 0.3b2754              
10Bright 0.3d2736              
11Bright 0.2c2687              
12Bright 0.2b2685              
13Bright 0.2a2646              
14Bright 0.1d2641              
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

Custom engine selection
#NameElo1
Bri
2
Bri
3
Bri
4
Bri
5
Bri
6
Bri
7
Bri
8
Bri
9
Bri
10
Bri
11
Bri
12
Bri
13
Bri
14
Bri
1Bright 0.4a 4CPU2911 72.098.9100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Bright 0.5c 4CPU290628.0 93.899.8100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Bright 0.3d 4CPU28901.16.2 90.7100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Bright 0.3b 4CPU28780.00.29.3 99.4100.0100.0100.0100.0100.0100.0100.0100.0100.0
5Bright 0.3a 4CPU28540.00.00.00.6 100.0100.0100.0100.0100.0100.0100.0100.0100.0
6Bright 0.2c 4CPU28130.00.00.00.00.0 100.0100.0100.0100.0100.0100.0100.0100.0
7Bright 0.4a27790.00.00.00.00.00.0 93.197.0100.0100.0100.0100.0100.0
8Bright 0.5c27710.00.00.00.00.00.06.9 89.899.9100.0100.0100.0100.0
9Bright 0.3b27540.00.00.00.00.00.03.010.2 86.3100.0100.0100.0100.0
10Bright 0.3d27360.00.00.00.00.00.00.00.113.7 100.099.7100.0100.0
11Bright 0.2c26870.00.00.00.00.00.00.00.00.00.0 54.399.7100.0
12Bright 0.2b26850.00.00.00.00.00.00.00.00.00.345.7 97.399.0
13Bright 0.2a26460.00.00.00.00.00.00.00.00.00.00.32.7 61.0
14Bright 0.1d26410.00.00.00.00.00.00.00.00.00.00.01.039.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1
Bri
2
Bri
3
Bri
4
Bri
5
Bri
6
Bri
7
Bri
8
Bri
9
Bri
10
Bri
11
Bri
12
Bri
13
Bri
14
Bri
1Bright 0.4a 4CPU2911 253919842388148712561501920150152000
2Bright 0.5c 4CPU29062539 74610506985406611201001298210082
3Bright 0.3d 4CPU28901984746 35831869157321625803003299615096
4Bright 0.3b 4CPU2878238810503583 2471221321625803003299615096
5Bright 0.3a 4CPU2854148769818692471 221414519299440128819981
6Bright 0.2c 4CPU28131256540157322132214 00000000
7Bright 0.4a2779150662162161450 37954587171173262128116
8Bright 0.5c277119211225825819203795 3245351111217180156
9Bright 0.3b27540000990458324 9930000
10Bright 0.3d27361501003003004400717535993 1688210082
11Bright 0.2c26871521293293291280117311110168 651356419
12Bright 0.2b26850829696810262217082651 403269
13Bright 0.2a264601001501509901281800100356403 520
14Bright 0.1d26410829696810116156082419269520 
Number of connecting games color legend:
0 200 400 600 800 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 3000

Percentage of connecting games matrix

Custom engine selection
#NameElo1
Bri
2
Bri
3
Bri
4
Bri
5
Bri
6
Bri
7
Bri
8
Bri
9
Bri
10
Bri
11
Bri
12
Bri
13
Bri
14
Bri
1Bright 0.4a 4CPU2911 52.041.246.731.129.42.01.90.03.73.00.00.00.0
2Bright 0.5c 4CPU290652.0 20.526.619.317.41.11.20.03.53.33.74.33.2
3Bright 0.3d 4CPU289041.220.5 92.352.751.93.52.90.010.88.64.46.73.8
4Bright 0.3b 4CPU287846.726.692.3 64.266.33.42.80.09.78.03.95.93.4
5Bright 0.3a 4CPU285431.119.352.764.2 73.82.42.14.316.03.43.84.53.3
6Bright 0.2c 4CPU281329.417.451.966.373.8 0.00.00.00.00.00.00.00.0
7Bright 0.4a27792.01.13.53.42.40.0 32.89.313.418.45.52.72.3
8Bright 0.5c27711.91.22.92.82.10.032.8 4.26.512.02.92.32.0
9Bright 0.3b27540.00.00.00.04.30.09.34.2 64.40.00.00.00.0
10Bright 0.3d27363.73.510.89.716.00.013.46.564.4 5.56.06.84.8
11Bright 0.2c26873.03.38.68.03.40.018.412.00.05.5 27.014.215.2
12Bright 0.2b26850.03.74.43.93.80.05.52.90.06.027.0 48.124.8
13Bright 0.2a26460.04.36.75.94.50.02.72.30.06.814.248.1 44.1
14Bright 0.1d26410.03.23.83.43.30.02.32.00.04.815.224.844.1 
Percentage of connecting games color legend:
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100

Score with 120 common opponents

Custom engine selection
NameEloBright
0.4a
4CPU		Bright
0.5c
4CPU		Bright
0.3d
4CPU		Bright
0.3b
4CPU		Bright
0.3a
4CPU		Bright
0.2c
4CPU		Bright
0.4a		Bright
0.5c		Bright
0.3b		Bright
0.3d		Bright
0.2c		Bright
0.2b		Bright
0.2a		Bright
0.1d
Rybka 3 64-bit 4CPU316714%
13.5/100		19%
9.5/50		13%
13/100		13%
13.5/101		          
Rybka 4.1 64-bit3110      11%
3.5/32		17%
0.5/3		      
Stockfish 1.6s JA 64-bit 4CPU309427%
26.5/99		28%
13.5/49		            
Stockfish 1.6.3 64-bit 4CPU309022%
22/100		23%
11.5/50		            
Rybka 3 64-bit307826%
25.5/100		 18%
18/100		22%
22/100		  12%
6/50		6%
2/32		 9%
4.5/50		    
Naum 4.1 64-bit 4CPU307130%
15/50		20%
10/50		            
Naum 4 64-bit 4CPU306227%
27/100		25%
12.5/50		            
Stockfish 1.8 64-bit3058      18%
6/34		18%
6/34		      
Rybka 2.3.2a 64-bit 4CPU3045  26%
25.5/99		24%
24/99		29%
14/48		15%
14/91		        
Stockfish 1.7.1 64-bit3045      12%
4/32		19%
11.5/62		      
Deep Shredder 12 64-bit 4CPU304232%
63.5/200		32%
32/100		            
Naum 3 64-bit 4CPU2987  38%
37.5/100		27%
27/100		28%
28/100		22%
22/98		        
Naum 4.2 64-bit2987      20%
10/50		25%
12.5/50		      
Stockfish 1.6.3 64-bit2986      26%
13/50		19%
6/32		      
Stockfish 1.6s JA 64-bit2980      28%
14/50		28%
9/32		      
Naum 3.1 64-bit 4CPU297932%
31.5/99		 40%
40.5/100		34%
34.5/100		30%
29.5/100		         
Rybka 2.3.2a 64-bit2978    32%
15.5/49		 15%
4.5/30		20%
6.5/32		25%
12.5/50		19%
18.5/99		    
Critter 0.70 64-bit2973      22%
6.5/30		19%
6/32		      
Zappa Mexico II 64-bit 4CPU297340%
40.5/100		42%
21/50		43%
43.5/101		40%
40.5/100		48%
24/50		         
Spark 0.3 64-bit 4CPU297041%
41/100		36%
18/50		            
NameEloBright
0.4a
4CPU		Bright
0.5c
4CPU		Bright
0.3d
4CPU		Bright
0.3b
4CPU		Bright
0.3a
4CPU		Bright
0.2c
4CPU		Bright
0.4a		Bright
0.5c		Bright
0.3b		Bright
0.3d		Bright
0.2c		Bright
0.2b		Bright
0.2a		Bright
0.1d
Komodo 1.2 64-bit2966      28%
7.5/27		25%
8/32		      
Thinker 5.4c Inert 64-bit 4CPU295444%
44/100		46%
23/50		            
Naum 4 64-bit2948      33%
16.5/50		31%
10/32		      
Zappa Mexico 64-bit 4CPU294646%
45.5/100		54%
27/50		 45%
45/100		32%
31.5/99		28%
38.5/138		        
Deep Junior 11.1a 64-bit 4CPU294340%
20/50		46%
37/80		            
Hiarcs 12 4CPU294240%
39.5/99		39%
19.5/50		 38%
38.5/100		38%
38/100		40%
40/100		        
Deep Sjeng WC2008 64-bit 4CPU294150%
50/100		48%
24/50		            
Hiarcs 12.1 4CPU294037%
37/100		44%
22/50		            
Deep Shredder 11 64-bit 4CPU293356%
55.5/99		 39%
37/95		45%
42.5/95		37%
18.5/50		37%
34/91		        
Deep Sjeng 3.0 64-bit 4CPU293151%
50/99		 45%
44.5/99		38%
38/100		          
Hiarcs Paderborn 2007 4CPU2930   42%
41.5/99		41%
41/100		34%
33.5/100		        
Rybka 2.3.2a 32-bit2922      27%
3/11		   15%
8/52		21%
2.5/12		  
Spike 1.4 Leiden2920      36%
13/36		50%
1/2		      
Hiarcs 11.2 4CPU2915  46%
46.5/100		41%
40.5/99		38%
18/48		36%
33.5/92		        
Naum 2.2 64-bit 4CPU2908    39%
19/49		38%
34.5/92		        
Toga II 1.4 beta5c 4CPU290546%
45.5/100		45%
22.5/50		50%
50/100		40%
39.5/100		48%
24/50		44%
21.5/49		        
Glaurung 2.1 64-bit 4CPU290051%
50.5/99		 46%
46/100		53%
53/100		36%
36.5/100		24%
24.5/100		        
Hiarcs 11.1 4CPU2900  48%
48/100		47%
47/100		          
Toga II 1.4.1SE 4CPU290053%
51.5/98		 48%
47.5/100		45%
45/100		48%
15/31		31%
9.5/31		        
Doch 1.3.4 64-bit2894      39%
12.5/32		23%
7.5/32		      
NameEloBright
0.4a
4CPU		Bright
0.5c
4CPU		Bright
0.3d
4CPU		Bright
0.3b
4CPU		Bright
0.3a
4CPU		Bright
0.2c
4CPU		Bright
0.4a		Bright
0.5c		Bright
0.3b		Bright
0.3d		Bright
0.2c		Bright
0.2b		Bright
0.2a		Bright
0.1d
Fritz 11288856%
56/100		      36%
11.5/32		  24%
12.5/52		   
Thinker 5.4d Inert 64-bit2886      29%
11/38		32%
13/40		      
Thinker 5.4c Inert 64-bit2883      46%
23/50		31%
19.5/62		      
Loop M1-T 64-bit 4CPU288258%
57/99		53%
26.5/50		53%
51/96		48%
48.5/100		39%
19.5/50		41%
37.5/91		        
Spark 0.4 64-bit2882      28%
8.5/30		30%
24.5/82		      
Gaviota 1.0 64-bit2872      25%
1.5/6		37%
12.5/34		      
Loop 13.6 (Loop 2007) 64-bit 4CPU2868  49%
48.5/99		52%
52.5/100		          
Tornado 8.0 64-bit 4CPU286770%
22.5/32		59%
19/32		            
Naum 3.1 64-bit2863        36%
18/50		25%
12.5/50		    
Glaurung 2.0.1 64-bit 4CPU2862  60%
60.5/100		54%
54/100		50%
25/50		47%
37.5/80		        
Protector 1.3.5 64-bit2856      30%
9/30		42%
12.5/30		      
Naum 3 64-bit2855         25%
12.5/50		31%
4/13		   
Protector 1.3.4 64-bit2852      43%
13/30		39%
12.5/32		      
Shredder 112847      38%
23/60		   34%
11.5/34		25%
5/20		  
Zappa Mexico II 64-bit2846      34%
21.5/63		32%
10.5/33		 41%
20.5/50		    
Spark 0.3 64-bit2844      34%
17/50		42%
27/64		      
Deep Shredder 11 64-bit2843    35%
17/48		    33%
16/49		    
Deep Sjeng 3.0 64-bit2838      43%
21.5/50		48%
15.5/32		36%
17.5/49		29%
14/49		    
Onno 1.1.1 64-bit2838      37%
18.5/50		41%
13/32		      
Hiarcs 122835      39%
19.5/50		30%
9.5/32		34%
16.5/49		40%
19.5/49		    
NameEloBright
0.4a
4CPU		Bright
0.5c
4CPU		Bright
0.3d
4CPU		Bright
0.3b
4CPU		Bright
0.3a
4CPU		Bright
0.2c
4CPU		Bright
0.4a		Bright
0.5c		Bright
0.3b		Bright
0.3d		Bright
0.2c		Bright
0.2b		Bright
0.2a		Bright
0.1d
Hiarcs 12.12834      45%
31.5/70		39%
12/31		      
Toga II 1.4.1SE2823      33%
10/30		45%
13.5/30		40%
20/50		     
Cheng4 0.36c 64-bit2820      51%
19.5/38		58%
18.5/32		      
Toga II 1.4 beta5c2820      44%
22/50		 34%
17/50		36%
36.5/100		    
Hiarcs Paderborn 20072819        38%
38/100		44%
22/50		    
Grapefruit 1.0 a2b2810        43%
21/49		45%
22.5/50		    
Fritz 102799          41%
14.5/35		34%
5.5/16		  
Loop M1-T 64-bit2786    68%
33.5/49		    48%
23/48		    
Glaurung 2.1 64-bit2783        52%
26/50		43%
43/99		    
Ktulu 92781      54%
26.5/49		47%
15.5/33		      
Fruit 2.3.12780      55%
5.5/10		100%
3/3		  32%
11/34		   
Octochess r5190 64-bit2780      62%
8/13		44%
14/32		      
Loop 13.6 (Loop 2007) 32-bit2775       52%
15.5/30		  40%
13.5/34		   
Toga II 1.3.12772  66%
65.5/100		70%
70.5/100		      32%
16/50		   
MinkoChess 0.9 64-bit2771      47%
14/30		42%
12.5/30		      
Naum 2.2 32-bit2770          33%
11.5/35		40%
12.5/31		45%
14.5/32		 
Twisted Logic 20090922 64-bit2770      53%
26.5/50		53%
17/32		      
Twisted Logic 20100131x 64-bit2767      53%
16/30		51%
46.5/91		      
Bison 9.11 64-bit2762      58%
17.5/30		57%
17/30		      
Jonny 4.002762      62%
22.5/36		0%
0/2		      
NameEloBright
0.4a
4CPU		Bright
0.5c
4CPU		Bright
0.3d
4CPU		Bright
0.3b
4CPU		Bright
0.3a
4CPU		Bright
0.2c
4CPU		Bright
0.4a		Bright
0.5c		Bright
0.3b		Bright
0.3d		Bright
0.2c		Bright
0.2b		Bright
0.2a		Bright
0.1d
BugChess2 1.9 64-bit2760      58%
7/12		54%
18.5/34		      
Fruit 2.2.12751            39%
12.5/32		22%
7/32
SmarThink 1.20 64-bit2747      61%
30.5/50		61%
19.5/32		      
Naum 2.1 32-bit2738            41%
13/32		30%
9.5/32
Hiarcs 102736           36%
10.5/29		38%
19/50		36%
18/50
Scorpio 2.0 32-bit 4CPU2731    74%
36.5/49		68%
34/50		        
Spike 1.2 Turin2731 77%
38.5/50		72%
72/100		69%
69/100		70%
34.5/49		 61%
13.5/22		62%
38.5/62		 46%
23/50		41%
32/79		44%
14/32		34%
17/50		42%
13.5/32
Crafty 23.2 64-bit2721      50%
15/30		62%
18.5/30		      
Chess Tiger 2007.12713       50%
1/2		   50%
10.5/21		48%
15.5/32		 
Naum 2.0 32-bit2700      63%
19/30		60%
18/30		  46%
16/35		   
Frenzee Feb08 64-bit2694      65%
19.5/30		63%
19/30		  46%
15.5/34		   
Naum 2.0 64-bit2693      57%
17/30		65%
19.5/30		  62%
26.5/43		   
Delfi 5.42682      63%
26.5/42		100%
1/1		  43%
14.5/34		   
Scorpio 2.5 64-bit2682      65%
19.5/30		55%
16.5/30		      
Pharaon 3.5.1 4CPU2674    80%
37/46		65%
26.5/41		        
Daydreamer 1.75 64-bit2672      63%
19/30		52%
15.5/30		      
BugChess2 1.6.4 64-bit2670      60%
18/30		63%
19/30		      
Booot 4.15.12668      65%
19.5/30		67%
33.5/50		      
Booot 4.15.02665      65%
19.5/30		78%
23.5/30		      
SmarThink 1.00 32-bit2664           60%
18/30		50%
16/32		48%
15.5/32
NameEloBright
0.4a
4CPU		Bright
0.5c
4CPU		Bright
0.3d
4CPU		Bright
0.3b
4CPU		Bright
0.3a
4CPU		Bright
0.2c
4CPU		Bright
0.4a		Bright
0.5c		Bright
0.3b		Bright
0.3d		Bright
0.2c		Bright
0.2b		Bright
0.2a		Bright
0.1d
Alaric 7072662      79%
41/52		76%
26/34		  51%
41/80		57%
12/21		  
Glaurung 1.2.1 32-bit2657          53%
18.5/35		  42%
13.5/32
Scorpio 2.0 32-bit2656          51%
34/67		56%
18/32		  
Colossus 2008b2641      79%
32.5/41		84%
26/31		  62%
20/32		   
Cyrano 0.6b17 64-bit2640      83%
25/30		47%
14/30		  53%
18/34		   
E.T. Chess 13.01.082634      67%
28/42		75%
1.5/2		  64%
20.5/32		   
Alfil 8.1.1 Optimized2625       72%
21/29		  66%
21/32		   
WildCat 82624      72%
29.5/41		67%
20/30		  59%
20/34		   
Movei 00.8.438 (10 10 10)2622      63%
26.5/42		80%
24/30		  56%
18/32		   
Alaric 7042618            36%
11.5/32		49%
24.5/50
Sloppy 0.2.2 64-bit2616      75%
22.5/30		78%
23.5/30		      
Delfi 5.12615          66%
21/32		  58%
18.5/32
Slow Chess Blitz WV2.12615      67%
20/30		82%
25.5/31		  69%
46.5/67		   
Delfi 5.22609          70%
46/66		53%
17/32		  
ProDeo 1.22608      65%
19.5/30		78%
23.5/30		      
WildCat 72606          67%
45/67		  52%
16.5/32
Amyan 1.722604      80%
24/30		76%
23.5/31		      
Pharaon 3.5.12603      80%
24/30		80%
24/30		  65%
43.5/67		62%
20/32		50%
16/32		56%
18/32
Colossus 2007c2586          61%
19.5/32		 66%
21/32		 
Hamsters 0.7.12579       100%
1/1		  65%
22/34		   
Score color legend:
(Only pairs with at least 30 games)
0% 5% 10% 15% 20% 25% 30% 35% 40% 45% 50% 55% 60% 65% 70% 75% 80% 85% 90% 95% 100%

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Rating list
Testing profile
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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

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Reference rating list:
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Created in 2005-2013 by CCRL team
Last games added on August 8, 2020