CCRL 40/40
Downloads and Statistics
December 14, 2019
Testing summary:
Total: 1'105'634 games
played by 2'577 programs
151171 CPU days (X2 4600+)

White wins: 383'085 (34.6%)
Black wins: 284'446 (25.7%)
Draws: 438'103 (39.6%)
White score: 54.5%

Open source 4-CPU engines

Comparing 184 engines!
41 best versions of selected engines played 2516 games with each other

CCRL 40/40 Rating List — Open source 4-CPU engines (Quote)

Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern CPU.
Computed on December 14, 2019 with Bayeselo based on 1'105'634 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 200 games or more. Normal font - less than 200 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1Stockfish 2019-10-09 64-bit 4CPU3488+36−3573.3%−145.651.0%253 
53.9%
 SugaR NN 1.1 64-bit 4CPU3486+21−2173.9%−158.546.9%742
93.3%
 Stockfish 10 64-bit 4CPU3466+16−1672.0%−146.351.8%1301
54.7%
 SugaR 1.6.1 64-bit 4CPU3464+25−2569.0%−118.157.4%479
68.4%
 Stockfish 270918 64-bit 4CPU3455+28−2777.9%−189.043.3%457
54.7%
 ShashChess 8.0 64-bit 4CPU3453+21−2168.2%−111.260.3%658
86.3%
 SugaR XPrO 1.5.3 64-bit 4CPU3435+24−2471.8%−144.451.3%544
55.3%
 Stockfish 9 64-bit 4CPU3433+15−1572.3%−153.550.5%1423
95.5%
 SugaR XPrO 1.4 64-bit 4CPU3412+20−2072.3%−150.251.8%840
55.9%
 asmFish 051117 64-bit 4CPU3410+19−1969.8%−130.355.7%819
75.6%
 SugaR XPrO 1.2 64-bit 4CPU3400+21−2070.4%−136.052.5%754
62.5%
 ShashChess Pro 1.0 64-bit 4CPU3394+33−3365.6%−94.561.7%256
78.0%
 Stockfish 8 64-bit 4CPU3379+14−1365.1%−96.362.1%1647
64.5%
 SugaR XPrO 1.3 64-bit 4CPU3374+23−2266.0%−102.757.4%598
92.4%
2Ethereal 11.75 64-bit 4CPU3349+25−2548.8%+6.664.4%433
58.3%
3Xiphos 0.6 64-bit 4CPU3345+27−2746.6%+20.962.8%368
81.0%
 Ethereal 11.53 64-bit 4CPU3329+22−2252.3%−12.964.0%542
56.6%
 Stockfish 7 64-bit 4CPU3326+15−1567.0%−105.557.3%1304
86.9%
 Xiphos 0.5 64-bit 4CPU3311+19−1943.9%+39.664.2%745
77.4%
 Ethereal 11.00 64-bit 4CPU3301+19−1947.0%+17.963.2%778
48.9%
 Ethereal 11.25 64-bit 4CPU3301+21−2146.3%+24.165.5%588
75.5%
 Stockfish 6 64-bit 4CPU3291+14−1465.3%−93.957.3%1542
64.3%
4Defenchess 2.2 64-bit 4CPU3286+21−2243.0%+45.759.6%614
55.9%
5Laser 1.7 64-bit 4CPU3284+18−1843.7%+40.461.8%830
70.1%
 Ethereal 10.55 64-bit 4CPU3276+25−2449.8%−2.157.4%488
67.5%
 Stockfish 5 64-bit 4CPU3269+15−1567.9%−110.953.7%1324
56.5%
6Andscacs 0.95 64-bit 4CPU3267+19−1940.5%+58.358.2%806
56.8%
 Andscacs 0.94 64-bit 4CPU3264+18−1847.2%+18.754.2%907
49.9%
7Booot 6.3.1 64-bit 4CPU3264+15−1543.3%+42.657.5%1282
84.6%
 Xiphos 0.4 64-bit 4CPU3252+19−1943.8%+39.761.1%830
81.0%
 Andscacs 0.921 64-bit 4CPU3241+16−1650.7%−6.547.5%1225
52.1%
 Andscacs 0.93 64-bit 4CPU3240+18−1842.9%+45.754.8%938
56.6%
8RubiChess 1.6 64-bit 4CPU3237+30−2963.2%−79.450.0%346
56.3%
 Stockfish DD 64-bit 4CPU3235+17−1763.0%−78.756.1%1032
65.3%
9Arasan 21.4 64-bit 4CPU3228+28−2847.9%+9.055.8%364
70.6%
 Booot 6.2 64-bit 4CPU3219+14−1442.6%+47.959.2%1492
55.5%
 Laser 1.6 64-bit 4CPU3217+17−1742.8%+48.855.9%1099
82.0%
 Stockfish 4 64-bit 4CPU3206+17−1760.9%−64.458.9%1054
69.7%
 Arasan 21.3 64-bit 4CPU3196+32−3244.5%+40.156.4%282
61.5%
 Ethereal 10.00 64-bit 4CPU3190+20−2053.4%−22.950.8%788
80.4%
10Gull 3 64-bit 4CPU3181+10−941.7%+52.854.5%3651
53.7%
 Xiphos 0.3 64-bit 4CPU3180+21−2149.2%+3.054.2%660
52.3%
 Gull 2.8b 64-bit 4CPU3179+19−1949.1%+3.551.8%797
51.1%
11Vajolet2 2.7 64-bit 4CPU3178+29−2956.7%−38.955.1%343
58.3%
12ChessBrainVB 3.72 4CPU3174+31−3145.2%+29.051.3%302
52.0%
 Arasan 21.2 64-bit 4CPU3173+30−3052.2%−12.560.6%302
58.2%
 Arasan 21.1 64-bit 4CPU3168+27−2751.2%−7.259.5%383
51.5%
 Booot 6.1 64-bit 4CPU3168+20−2041.6%+51.660.6%708
52.9%
 Stockfish 3 64-bit 4CPU3166+21−2156.0%−34.857.8%663
55.3%
 RubiChess 1.5 64-bit 4CPU3164+29−2952.4%−14.454.3%348
74.3%
13Nemorino 5.00 64-bit 4CPU3153+19−1948.9%+4.652.7%856
66.0%
 Stockfish 2.2.2 64-bit 4CPU3147+16−1659.2%−56.253.4%1141
59.0%
 Laser 1.5 64-bit 4CPU3144+20−2049.4%+8.354.5%723
51.1%
14Texel 1.07 64-bit 4CPU3144+14−1449.8%+3.449.3%1604
54.0%
 Gull 2.3 64-bit 4CPU3143+17−1747.4%+14.659.3%982
49.9%
 Stockfish 2.3.1 64-bit 4CPU3143+19−1955.4%−33.452.5%846
61.8%
15Protector 1.9.0 64-bit 4CPU3139+15−1546.3%+25.754.1%1313
55.2%
 Vajolet2 2.6.1 64-bit 4CPU3137+21−2150.8%−4.560.3%605
61.0%
 Sting SF 4.8.4 64-bit 4CPU3132+29−2953.3%−20.962.4%330
49.2%
 Sting SF 6 64-bit 4CPU3132+28−2850.8%−6.061.0%354
50.7%
 Texel 1.06 64-bit 4CPU3132+20−2046.1%+25.553.6%739
61.5%
 Stockfish 2.0.1 64-bit 4CPU3127+24−2456.4%−40.348.6%514
55.3%
 ChessBrainVB 3.68 4CPU3125+26−2649.2%+3.951.6%428
49.4%
 Gull 3.1 64-bit 4CPU3125+30−3045.4%+33.545.1%359
50.7%
 Protector 1.8.0 64-bit 4CPU3125+27−2850.4%−1.954.7%386
57.8%
 Arasan 20.4.1 64-bit 4CPU3121+25−2651.7%−10.750.2%452
56.4%
 Sting SF 5 64-bit 4CPU3118+25−2548.1%+12.654.0%465
61.6%
16IvanHoe 9.46h 64-bit 4CPU3114+14−1453.2%−19.859.5%1542
49.1%
 Stockfish 1.9.1 64-bit 4CPU3114+23−2361.1%−75.246.8%615
51.1%
 Stockfish 2.1.1 64-bit 4CPU3113+27−2754.7%−28.448.3%406
54.2%
17Senpai 2.0 64-bit 4CPU3111+20−2051.6%−11.648.6%780
52.9%
 Sting SF 9 64-bit 4CPU3110+29−2947.9%+12.146.5%357
52.2%
 Sting SF 3 64-bit 4CPU3109+21−2147.7%+11.958.5%644
52.3%
 Sting SF 2 64-bit 4CPU3108+27−2748.8%+8.558.1%375
52.1%
 Stockfish 1.8 64-bit 4CPU3107+19−1962.2%−81.649.3%850
51.6%
 ChessBrainVB 3.66 4CPU3106+28−2854.2%−26.748.7%378
56.1%
 Stockfish 1.7.1 64-bit 4CPU3104+19−1960.7%−70.152.8%860
51.3%
 Xiphos 0.2.2 64-bit 4CPU3103+26−2647.3%+14.353.6%414
60.9%
 Gull 2.2 64-bit 4CPU3098+25−2544.5%+31.154.8%469
50.6%
 Vajolet2 2.5 64-bit 4CPU3098+24−2451.5%−9.954.0%493
54.3%
 Nemorino 4.00 64-bit 4CPU3096+22−2250.0%+1.352.9%624
52.4%
 Sting SF 4 64-bit 4CPU3095+23−2341.9%+49.148.9%562
60.7%
 Arasan 20.3 64-bit 4CPU3089+32−3252.5%−19.747.4%302
50.2%
 Laser 1.4 64-bit 4CPU3089+19−1949.6%+0.745.7%843
63.1%
 Texel 1.05 64-bit 4CPU3085+17−1747.3%+18.451.4%1016
61.3%
 Demolito 2019-04-27 64-bit 4CPU3075+66−6650.0%−0.338.9%72
49.2%
 Protector 1.7.0 64-bit 4CPU3075+19−1944.1%+37.050.6%834
56.2%
 Nemorino 3.0 64-bit 4CPU3073+27−2747.9%+12.646.1%427
53.2%
 Protector 1.6.0 64-bit 4CPU3071+22−2243.2%+44.550.2%656
49.6%
18Rodent III 0.238 64-bit 4CPU3071+20−2047.2%+15.250.0%742
55.4%
 Rodent III 0.276 64-bit 4CPU3069+30−3050.2%+0.258.0%312
55.8%
 Defenchess 1.1f 64-bit 4CPU3066+19−1951.7%−11.945.3%916
48.6%
 RubiChess 1.3 64-bit 4CPU3066+22−2252.8%−17.444.2%642
69.7%
 Texel 1.04 64-bit 4CPU3058+21−2143.1%+43.247.8%722
52.4%
19Demolito 2018-10-29 64-bit 4CPU3057+34−3450.4%−5.551.6%252
51.9%
 Protector 1.5.0 64-bit 4CPU3056+18−1842.5%+47.747.4%952
57.3%
20Amoeba 3.0 64-bit 4CPU3053+26−2654.8%−32.344.8%466
53.3%
 Ethereal 9.00 64-bit 4CPU3051+23−2346.8%+19.345.1%570
69.5%
 Vajolet2 2.4 64-bit 4CPU3044+19−1947.2%+18.045.7%878
53.5%
 Vajolet2 2.2 64-bit 4CPU3042+26−2747.0%+15.348.7%423
55.2%
 Arasan 19.2 64-bit 4CPU3040+31−3151.7%−11.755.0%289
49.3%
 Stockfish 1.6.3 64-bit 4CPU3040+22−2258.2%−54.444.8%631
52.1%
 Gull R375 64-bit 4CPU3039+22−2243.4%+37.357.4%605
71.7%
 Vajolet2 2.3 64-bit 4CPU3028+31−3145.2%+25.253.5%303
52.3%
 Arasan 20.0 64-bit 4CPU3026+31−3148.0%+13.653.1%303
51.2%
21Bobcat 8.0 64-bit 4CPU3026+21−2148.3%+11.253.5%636
55.7%
 Senpai 1.0 64-bit 4CPU3024+16−1646.2%+20.853.5%1095
50.6%
22Winter 0.6 64-bit 4CPU3024+35−3456.1%−49.635.2%293
52.6%
23Pirarucu 2.7.4 64-bit 4CPU3022+22−2255.7%−40.147.0%659
56.7%
 Arasan 19.0.1 64-bit 4CPU3019+34−3354.2%−32.943.1%276
49.5%
 Pirarucu 2.9.5 64-bit 4CPU3019+35−3550.6%−5.551.9%235
58.9%
24‑25Crafty 25.2 64-bit 4CPU3014+16−1648.5%+9.742.5%1279
50.3%
24‑25chess22k 1.10 64-bit 4CPU3014+22−2246.7%+16.843.7%680
53.9%
 Nemorino 2.00 64-bit 4CPU3012+30−3047.0%+16.959.6%302
53.3%
 Laser 1.3 64-bit 4CPU3011+30−3047.2%+15.355.8%321
51.4%
26Cheng 4.39 64-bit 4CPU3010+15−1550.0%+0.249.1%1288
49.0%
 Texel 1.03 64-bit 4CPU3010+31−3150.3%−0.847.0%313
70.6%
 Vajolet2 2.1 64-bit 4CPU2999+25−2550.9%−3.348.5%462
52.7%
 Rodent III 0.210 64-bit 4CPU2998+28−2845.1%+32.942.5%402
74.1%
27Scorpio 2.8 64-bit 4CPU2985+25−2549.9%−0.747.2%472
55.4%
 Protector 1.4.0 64-bit 4CPU2983+19−1942.5%+49.242.9%912
55.4%
 Cheng4 0.38 64-bit 4CPU2981+24−2446.0%+23.342.4%531
51.2%
 Bobcat 7.6 64-bit 4CPU2980+32−3250.2%−0.841.7%300
61.4%
 Arasan 18.3 64-bit 4CPU2974+30−3046.6%+20.046.8%327
54.0%
28EXchess 7.97b 64-bit 4CPU2972+18−1847.4%+18.545.9%1017
51.1%
 Arasan 18.2 64-bit 4CPU2971+28−2751.9%−14.450.3%388
53.7%
 Stockfish 1.5.1 64-bit 4CPU2970+25−2553.7%−23.647.7%495
61.8%
 Demolito 2017-08-26 64-bit 4CPU2964+21−2140.2%+64.240.8%748
52.0%
 Winter 0.5 64-bit 4CPU2964+26−2650.4%−5.938.3%470
52.7%
 Protector 1.3.6 64-bit 4CPU2962+32−3246.6%+18.644.3%307
57.6%
 EXchess 7.88b 64-bit 4CPU2958+29−2945.4%+29.448.6%356
49.1%
29Toga II 4.0 64-bit 4CPU2958+19−1941.4%+57.240.4%958
69.0%
 Crafty 25.0 64-bit 4CPU2950+25−2548.1%+13.147.9%468
55.1%
 Stockfish 1.4 64-bit 4CPU2948+17−1754.2%−28.742.2%1131
54.6%
 Scorpio 2.7.9 64-bit 4CPU2946+22−2246.7%+21.340.5%659
60.2%
30Tucano 7.07 64-bit 4CPU2941+34−3453.0%−18.544.6%271
52.5%
 EXchess 7.51b 64-bit 4CPU2940+33−3350.7%−3.045.7%276
58.1%
 Arasan 17.5 64-bit 4CPU2935+27−2748.4%+10.245.1%406
50.3%
 Bobcat 7.1 64-bit 4CPU2935+32−3249.1%+5.046.6%294
49.9%
31Marvin 3.3.2 64-bit 4CPU2935+37−3845.4%+27.044.0%218
53.7%
 EXchess 7.71b 64-bit 4CPU2933+28−2853.3%−23.243.2%403
52.1%
 Ethereal 8.62 64-bit 4CPU2932+22−2244.2%+35.449.7%600
60.6%
 Arasan 18.0 64-bit 4CPU2927+29−2947.2%+15.341.5%378
58.8%
 Marvin 3.2.0 64-bit 4CPU2922+21−2153.7%−26.043.0%698
57.9%
 Toga II 3.0 4CPU2919+22−2245.6%+27.449.0%592
66.0%
 Crafty 23.8 64-bit 4CPU2911+33−3447.6%+16.247.2%267
54.5%
 Asymptote 0.6 64-bit 4CPU2905+84−8351.3%−13.052.5%40
51.0%
 Toga II 1.4.1SE 4CPU2904+13−1348.5%+11.141.6%2041
65.9%
 Cheng4 0.36c 64-bit 4CPU2897+30−3048.8%+6.446.6%326
52.8%
32Glaurung 2.2 64-bit 4CPU2896+16−1647.0%+19.240.7%1259
70.8%
33Octochess r5506 64-bit 4CPU2888+21−2144.5%+36.346.7%715
56.3%
34MinkoChess 1.3 64-bit 4CPU2886+21−2146.0%+24.743.7%725
53.4%
 Toga II 1.4 beta5c 4CPU2885+18−1851.7%−12.145.8%996
63.4%
 Crafty 24.1 64-bit 4CPU2878+31−3143.5%+41.939.1%322
56.9%
 Scorpio 2.7.6 64-bit 4CPU2875+26−2647.4%+16.444.0%445
64.3%
 Glaurung 2.1 64-bit 4CPU2869+19−1942.8%+50.641.3%946
54.0%
 Bobcat 6.4b 64-bit 4CPU2867+27−2748.3%+11.546.5%415
53.1%
 EXchess 7.18b 64-bit 4CPU2865+33−3347.3%+16.938.4%292
57.9%
 Scorpio 2.7.5 64-bit 4CPU2861+33−3345.7%+24.350.0%266
53.1%
 Crafty 23.4 64-bit 4CPU2859+34−3446.9%+19.235.7%272
50.9%
 Arasan 16.3 64-bit 4CPU2858+34−3449.1%+4.640.2%276
53.8%
 Scorpio 2.7.7 64-bit 4CPU2856+32−3242.9%+44.641.3%310
51.1%
35Monolith 1.0 64-bit 4CPU2855+22−2248.6%+8.543.0%693
53.7%
36Counter 3.2 64-bit 4CPU2853+32−3250.7%−4.240.2%301
56.9%
37Igel 1.9.0 64-bit 4CPU2850+31−3241.0%+58.739.5%324
50.5%
 Topple 0.7.0 64-bit 4CPU2849+91−9341.3%+57.027.5%40
58.9%
 Crafty 23.3 64-bit 4CPU2837+31−3241.5%+55.538.2%325
67.7%
 Glaurung 2.0.1 64-bit 4CPU2829+17−1743.8%+38.443.5%1100
64.0%
 Octochess r5190 64-bit 4CPU2823+24−2445.9%+24.244.5%555
91.9%
 Crafty 23.1 64-bit 4CPU2791+36−3743.8%+43.136.9%241
52.3%
 Laser 1.0 64-bit 4CPU2790+37−3836.3%+89.739.2%227
58.6%
 Bagatur 1.7a 64-bit 4CPU2775+131−13445.0%+30.420.0%20
55.3%
 Glaurung 1.2.1 64-bit 4CPU2765+19−1940.2%+64.638.1%967
68.3%
 Crafty 23.0 64-bit 4CPU2759+18−1839.0%+77.634.1%1042
68.6%
38Fridolin 3.10 64-bit 4CPU2749+33−3349.5%−0.331.5%308
78.6%
 Scorpio 2.0 32-bit 4CPU2732+24−2433.4%+114.736.7%607
76.2%
 Scorpio 2.1 64-bit 4CPU2719+27−2734.4%+109.131.6%490
80.9%
 Igel 1.4.1 64-bit 4CPU2701+28−2850.7%−6.926.3%448
81.2%
39RedQueen 1.1.98 64-bit 4CPU2683+27−2739.4%+80.728.5%494
88.1%
 RedQueen 1.1.97 64-bit 4CPU2662+22−2245.7%+26.933.3%726
100.0%
 Fridolin 2.00 64-bit 4CPU2588+34−3441.9%+57.531.3%297
95.7%
40Jazz 840 64-bit 4CPU2553+20−1957.8%−63.925.3%1000
91.3%
41Nemeton 1.8 4CPU2529+27−2749.9%+2.027.2%496
92.5%
 Invictus r228 64-bit 4CPU2340+242−29528.6%+166.70.0%7
 

Results matrix

Open source 4-CPU engines (best versions only), top 12
#NameElo123456789101112
1Stockfish 2019-10-09 64-bit 4CPU3488 18.5 − 8.5
+10−0=17
−36
17.5 − 4.5
+13−0=9
+49
22.5 − 3.5
+19−0=7
+70
18.5 − 3.5
+15−0=7
+38
       
2Ethereal 11.75 64-bit 4CPU33498.5 − 18.5
+0−10=17
+36
 16 − 14
+4−2=24
+11
18.5 − 13.5
+6−1=25
−22
20 − 12
+9−1=22
+2
   25 − 7
+18−0=14
+59
   
3Xiphos 0.6 64-bit 4CPU33454.5 − 17.5
+0−13=9
−49
14 − 16
+2−4=24
−11
 19.5 − 10.5
+9−0=21
+21
15 − 13
+6−4=18
−41
       
4Defenchess 2.2 64-bit 4CPU32863.5 − 22.5
+0−19=7
−70
13.5 − 18.5
+1−6=25
+22
10.5 − 19.5
+0−9=21
−21
 16 − 16
+6−6=20
−2
18.5 − 13.5
+7−2=23
+18
16.5 − 15.5
+5−4=23
−14
 7.5 − 6.5
+3−2=9
−40
   
5Laser 1.7 64-bit 4CPU32843.5 − 18.5
+0−15=7
−38
12 − 20
+1−9=22
−2
13 − 15
+4−6=18
+41
16 − 16
+6−6=20
+2
 16.5 − 15.5
+5−4=23
−9
19 − 13
+7−1=24
+27
 7 − 7
+2−2=10
−56
  7 − 3
+4−0=6
+4
6Andscacs 0.95 64-bit 4CPU3267   13.5 − 18.5
+2−7=23
−18
15.5 − 16.5
+4−5=23
+9
 16.5 − 15.5
+6−5=21
+8
 7 − 7
+2−2=10
−36
  6.5 − 3.5
+4−1=5
−1
7Booot 6.3.1 64-bit 4CPU3264   15.5 − 16.5
+4−5=23
+14
13 − 19
+1−7=24
−27
15.5 − 16.5
+5−6=21
−8
  8.5 − 5.5
+4−1=9
+22
   
8RubiChess 1.6 64-bit 4CPU3237            
9Arasan 21.4 64-bit 4CPU3228 7 − 25
+0−18=14
−59
 6.5 − 7.5
+2−3=9
+40
7 − 7
+2−2=10
+56
7 − 7
+2−2=10
+36
5.5 − 8.5
+1−4=9
−22
   7.5 − 6.5
+4−3=7
−27
 
10Gull 3 64-bit 4CPU3181            
11Vajolet2 2.7 64-bit 4CPU3178        6.5 − 7.5
+3−4=7
+27
   
12ChessBrainVB 3.72 4CPU3174    3 − 7
+0−4=6
−4
3.5 − 6.5
+1−4=5
+1
      
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

Open source 4-CPU engines (best versions only), top 12
#NameElo123456789101112
1Stockfish 2019-10-09 64-bit 4CPU3488 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Ethereal 11.75 64-bit 4CPU33490.0 58.3100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Xiphos 0.6 64-bit 4CPU33450.041.7 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Defenchess 2.2 64-bit 4CPU32860.00.00.0 55.991.595.099.499.9100.0100.0100.0
5Laser 1.7 64-bit 4CPU32840.00.00.044.1 91.095.199.5100.0100.0100.0100.0
6Andscacs 0.95 64-bit 4CPU32670.00.00.08.59.0 57.594.498.8100.0100.0100.0
7Booot 6.3.1 64-bit 4CPU32640.00.00.05.04.942.5 94.098.7100.0100.0100.0
8RubiChess 1.6 64-bit 4CPU32370.00.00.00.60.55.66.0 67.4100.099.899.8
9Arasan 21.4 64-bit 4CPU32280.00.00.00.10.01.21.332.6 99.999.299.4
10Gull 3 64-bit 4CPU31810.00.00.00.00.00.00.00.00.1 56.266.2
11Vajolet2 2.7 64-bit 4CPU31780.00.00.00.00.00.00.00.20.843.8 58.3
12ChessBrainVB 3.72 4CPU31740.00.00.00.00.00.00.00.20.633.841.7 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

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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

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
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Reference rating list:
Recalibrate:
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  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on December 14, 2019