CCRL Blitz
Downloads and Statistics
April 17, 2021
Testing summary:
Total: 2'506'279 games
played by 2'984 programs

White wins: 963'662 (38.4%)
Black wins: 771'889 (30.8%)
Draws: 770'728 (30.8%)
White score: 53.8%

Custom engine selection

Comparing 7 engines!
7 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 April 17, 2021 with Bayeselo based on 2'506'279 games
Please refer to the "about" page for comments on engine inclusion

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+
1OliThink 5.9.2 64-bit2829+19−1953.2%−23.730.7%925 
100.0%
 OliThink 5.6.0 64-bit2499+47−4748.4%+9.221.9%160
86.9%
 OliThink 5.5.2 64-bit2466+31−3154.7%−33.119.9%387
98.2%
 OliThink 5.4.0 64-bit2427+20−2050.9%−6.721.3%951
54.1%
 OliThink 5.3.5b 64-bit2425+32−3151.3%−8.923.1%355
70.8%
 OliThink 5.3.0 64-bit2416+12−1246.8%+23.422.6%2579
93.5%
 OliThink 5.3.2 64-bit2402+13−1348.6%+11.223.0%2236
 

Results matrix

Custom engine selection
#NameElo1234567
1OliThink 5.9.2 64-bit2829       
2OliThink 5.6.0 64-bit2499       
3OliThink 5.5.2 64-bit2466       
4OliThink 5.4.0 64-bit2427       
5OliThink 5.3.5b 64-bit2425       
6OliThink 5.3.0 64-bit2416       
7OliThink 5.3.2 64-bit2402       
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
#NameElo1234567
1OliThink 5.9.2 64-bit2829 100.0100.0100.0100.0100.0100.0
2OliThink 5.6.0 64-bit24990.0 86.999.799.4100.0100.0
3OliThink 5.5.2 64-bit24660.013.1 98.296.699.9100.0
4OliThink 5.4.0 64-bit24270.00.31.8 54.183.598.2
5OliThink 5.3.5b 64-bit24250.00.63.445.9 70.890.6
6OliThink 5.3.0 64-bit24160.00.00.116.529.2 93.5
7OliThink 5.3.2 64-bit24020.00.00.01.89.46.5 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567
1OliThink 5.9.2 64-bit2829 000003
2OliThink 5.6.0 64-bit24990 00000
3OliThink 5.5.2 64-bit246600 599123235268
4OliThink 5.4.0 64-bit242700599 578498879
5OliThink 5.3.5b 64-bit242500123578 378399
6OliThink 5.3.0 64-bit241600235498378 927
7OliThink 5.3.2 64-bit240230268879399927 
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
#NameElo1234567
1OliThink 5.9.2 64-bit2829 0.00.00.00.00.00.1
2OliThink 5.6.0 64-bit24990.0 0.00.00.00.00.0
3OliThink 5.5.2 64-bit24660.00.0 44.816.67.910.2
4OliThink 5.4.0 64-bit24270.00.044.8 44.314.127.6
5OliThink 5.3.5b 64-bit24250.00.016.644.3 12.915.4
6OliThink 5.3.0 64-bit24160.00.07.914.112.9 19.3
7OliThink 5.3.2 64-bit24020.10.010.227.615.419.3 
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 43 common opponents

Custom engine selection
NameEloOliThink
5.9.2
64-bit
OliThink
5.6.0
64-bit
OliThink
5.5.2
64-bit
OliThink
5.4.0
64-bit
OliThink
5.3.5b
64-bit
OliThink
5.3.0
64-bit
OliThink
5.3.2
64-bit
Shield 2.1 64-bit273955%
17.5/32
     0%
0/1
Yace 0.99.872502     37%
11/30
50%
0.5/1
Trace 1.37a2499     42%
12.5/30
0%
0/1
Kiwi 0.6d 64-bit2470     37%
11/30
50%
0.5/1
Counter 1.22446     46%
27.5/60
47%
15/32
Matacz 1.42444   42%
13.5/32
  33%
11/33
Lozza 1.18 64-bit2441   38%
12/32
  0%
0/1
MadChess 2.2 64-bit2439  50%
14.5/29
36%
11.5/32
   
SpiderChess 0706032439   36%
11.5/32
 35%
10.5/30
38%
12/32
Flux 2.2.12434  38%
10.5/28
50%
16/32
   
Raven 0.90 64-bit2433   50%
16/32
50%
16/32
  
Abrok 5.02432  57%
16.5/29
52%
16.5/32
 47%
14/30
100%
1/1
Gromit 3.8.22432  54%
14/26
37%
11/30
   
LambChop 10.992432  54%
14.5/27
55%
17.5/32
  59%
19/32
King of Kings 2.562431  61%
16.5/27
52%
16/31
 52%
15.5/30
56%
18/32
Eeyore 1.52 64-bit2428  47%
14.5/31
58%
18.5/32
  47%
22.5/48
Shallow 2 rev8 64-bit2424  68%
19/28
56%
18/32
  75%
1.5/2
Gaia 3.5 64-bit2423  55%
15.5/28
55%
17.5/32
58%
19/33
42%
12.5/30
40%
13.5/34
Nejmet 3.072423   64%
20.5/32
41%
13/32
 44%
14/32
Quark 2.352423   50%
16/32
47%
15/32
58%
17.5/30
48%
15/31
NameEloOliThink
5.9.2
64-bit
OliThink
5.6.0
64-bit
OliThink
5.5.2
64-bit
OliThink
5.4.0
64-bit
OliThink
5.3.5b
64-bit
OliThink
5.3.0
64-bit
OliThink
5.3.2
64-bit
Zevra 2.1.2 r248 64-bit2421  59%
17/29
45%
14.5/32
50%
16.5/33
48%
15.5/32
 
Hussar 0.42420   53%
17/32
55%
18/33
 52%
22/42
Dragon 4.62417   48%
15/31
35%
11.5/33
45%
13.5/30
71%
20.5/29
Snitch 1.6.2 32-bit2417    55%
17/31
53%
15.5/29
0%
0/1
RomiChess P3n 64-bit2412   55%
17.5/32
53%
17.5/33
44%
14/32
 
Simplex 0.9.8 64-bit2407   59%
19/32
65%
19.5/30
 67%
19.5/29
Ifrit m1.8 64-bit2405   55%
17.5/32
  44%
18.5/42
TJchess 1.3 64-bit2398   48%
15.5/32
  67%
2/3
Comet B502387     60%
18.5/31
43%
10/23
Teki 2 64-bit2387   58%
18.5/32
  50%
14/28
Leila 0.53h2386     63%
19/30
46%
15.5/34
Diablo 0.5.12384     52%
15.5/30
75%
1.5/2
Amy 0.87b2383     52%
15.5/30
47%
15/32
Gosu 0.162381     50%
15/30
52%
16/31
Typhoon 1.00-358 64-bit2381    58%
19/33
 25%
0.5/2
Comet B682377     62%
20/32
50%
0.5/1
Der Bringer 1.92373     68%
20.5/30
53%
17.5/33
Patzer 3.802372     43%
13/30
47%
14/30
Muse 0.899b2370     63%
19/30
52%
16.5/32
Nemeton 1.62369     53%
17/32
40%
12/30
NameEloOliThink
5.9.2
64-bit
OliThink
5.6.0
64-bit
OliThink
5.5.2
64-bit
OliThink
5.4.0
64-bit
OliThink
5.3.5b
64-bit
OliThink
5.3.0
64-bit
OliThink
5.3.2
64-bit
Sorgenkind 0.42326     72%
23/32
75%
1.5/2
Sage 3.532323     73%
22/30
50%
1/2
Joker 1.1.142301     47%
14/30
100%
1/1
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%

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 April 17, 2021