Time control:
 
60 seconds / game + 0.6 seconds / move


Playing conditions


CPU:                 Dual Intel Xeon E5-2670v3 @ 2.6 GHz, 24 Cores
GPU:                 NVidia GeForce RTX 2070
OS:                  Windows 10 64-Bit
Tool:                Cutechess-Cli
Leela Ratio:         ~ 1.0
A/B-Engines:         16 Cores, 64 Bit PEXT/BMI2, default settings
NN-Engines:          default settings
Hash-Table:          A/B-Engines 1024 MB
NN-Cache:            default settings
Lc0-backend:         cudnn-fp16
Time control:        60 seconds + 0.6 seconds
Tablebases:          No, but tablebase adjudication with 6 pieces
Openings:            Hert_250_lowdraws.epd, changing colors
Ponder:              Off
Learning:            Off
Large Memory Pages:  Off


April 08, 2021


Ordo v1.2.6: Fire 7.1 3200

New: 52. Lc0 0.27.0 741622, 70. Dragon by Komodo Chess 1.0 MCTS, 77. Komodo 14.1 MCTS


16 Cores vs GeForce RTX 2070
    
# Engine Elo Error Games Points (%) W D L D(%) CFS
1 Fat Fritz 2 (in SF) 3543 7 3250 1861.00 57.26 548 2626 76 80.8 77
2 Stockfish 210131 3539 8 2500 1363.50 54.54 289 2149 62 86.0 63
3 Stockfish 13 3537 7 3250 1835.50 56.48 498 2675 77 82.3 100
4 Stockfish 12 3518 5 5750 3190.50 55.49 880 4621 249 80.4 67
5 Lc0 0.26.3 384x30-J94-130 3516 7 4750 3351.50 70.56 2113 2477 160 52.1 53
6 Lc0 0.26.3 384x30-J98.1-16 3515 7 5000 3552.50 71.05 2262 2581 157 51.6 61
7 Lc0 0.26.3 384x30-J94-80 3514 7 5250 3754.00 71.50 2435 2638 177 50.2 57
8 Lc0 0.26.3 67630 3513 8 4000 2868.00 71.70 1879 1978 143 49.5 62
9 Lc0 0.26.3 66750 3512 7 5000 3532.50 70.65 2232 2601 167 52.0 73
10 Lc0 0.27.0 67890 3508 9 3250 2310.00 71.08 1491 1638 121 50.4 55
11 Lc0 0.26.3 384x30-J92-260 3507 7 5250 3756.50 71.55 2472 2569 209 48.9 52
12 Lc0 0.26.3 384x30-J96-28 3507 7 5000 3509.50 70.19 2195 2629 176 52.6 53
13 Stockfish 200813 82215d0fd0df 3507 8 2500 1477.50 59.10 541 1873 86 74.9 51
14 Lc0 0.26.3 66625 3507 7 5000 3506.50 70.13 2203 2607 190 52.1 63
15 Lc0 0.26.3 384x30-J92-330 3505 7 5500 3926.50 71.39 2575 2703 222 49.1 71
16 Lc0 0.26.3 RC2 384x30-J92-130 3502 8 4000 3051.50 76.29 2190 1723 87 43.1 55
17 Dragon by Komodo Chess 1.0 3502 5 5250 2766.50 52.70 656 4221 373 80.4 88
18 Stockfish NNUE SV20200725-1313 3496 8 2500 1475.00 59.00 520 1910 70 76.4 75
19 Lc0 0.26.3 66511 3492 7 5000 3428.50 68.57 2099 2659 242 53.2 88
20 Lc0 0.26.3 65681 3486 7 4250 3013.50 70.91 1972 2083 195 49.0 89
21 Lc0 0.25.1 LS 15 3480 6 6000 4320.00 72.00 2928 2784 288 46.4 85
22 Lc0 0.24.1 LS 14.3 3475 6 6000 4292.00 71.53 2870 2844 286 47.4 61
23 Lc0 0.26.2 384x30-J92-220 3474 8 3750 2745.00 73.20 1877 1736 137 46.3 74
24 Lc0 0.24.1 LS 14.2 3470 9 3250 2472.50 76.08 1799 1347 104 41.4 80
25 Lc0 0.26.1 384x30-J92-115 3465 8 3750 2772.50 73.93 1915 1715 120 45.7 69
26 Lc0 0.24.0 LS 14 3462 9 3500 2677.00 76.49 1964 1426 110 40.7 87
27 Lc0k 0.23.2 256x20-T40-1541 3456 6 7750 5415.50 69.88 3537 3757 456 48.5 83
28 Lc0 0.26.1 384x30-T60-4585 3451 9 3250 2295.50 70.63 1509 1573 168 48.4 64
29 Lc0 0.24.1 LS 13 3449 9 3000 2187.50 72.92 1508 1359 133 45.3 67
30 Stockfish NNUE GK200627 3446 8 2500 1305.50 52.22 321 1969 210 78.8 68
31 Lc0 0.26.1 384x30-T60-4619 3443 7 4250 3038.00 71.48 2010 2056 184 48.4 56
32 Stockfish 200502 C0 3442 8 2500 1301.50 52.06 383 1837 280 73.5 63
33 Lc0 0.26.1 64498 3441 7 4750 3252.50 68.47 2068 2369 313 49.9 73
34 Stockfish 12 Classic 3437 8 2500 1013.50 40.54 144 1739 617 69.6 80
35 Lc0 0.24.1 384x30-T60-3010 3432 7 5000 3477.50 69.55 2256 2443 301 48.9 61
36 Lc0 0.25.1 63681 3431 6 5250 3573.50 68.07 2248 2651 351 50.5 54
37 Fat Fritz 1.1 3431 8 4000 2921.00 73.03 2066 1710 224 42.8 75
38 Stockfish 11 C0 3428 5 6750 3390.00 50.22 851 5078 821 75.2 58
39 Lc0 0.22.0 42850 3427 7 4500 3173.50 70.52 2142 2063 295 45.8 51
40 Lc0 0.22.0 T40B.4-160 3427 7 4500 3173.00 70.51 2131 2084 285 46.3 80
41 Stockfish 11 3423 6 4000 2157.50 53.94 777 2761 462 69.0 64
42 Lc0 0.25.1 63305 3421 7 4750 3176.50 66.87 1926 2501 323 52.7 79
43 Lc0 0.25.1 63305 (Kayra4) 3417 8 3250 2285.50 70.32 1477 1617 156 49.8 54
44 Lc0 0.25.1 3972_20k_TCEC 3416 8 3500 2418.50 69.10 1513 1811 176 51.7 78
45 Lc0k 0.23.2 62172 3412 7 4750 3160.00 66.53 1924 2472 354 52.0 86
46 Lc0 LS-LS 12.2 3406 8 3750 2680.50 71.48 1809 1743 198 46.5 59
47 Lc0 0.22.0 J13B.2-188 3405 7 4500 3068.00 68.18 1955 2226 319 49.5 68
48 Lc0 0.25.1 703042 3403 7 4750 3073.50 64.71 1917 2313 520 48.7 71
49 Lc0 LS-LS 12.1 3400 9 3000 2056.00 68.53 1299 1514 187 50.5 53
50 Lc0k 0.23.2 384x30-T40-2036 3399 7 4250 2905.00 68.35 1923 1964 363 46.2 99
51 Fat Fritz 1.0 3386 8 3000 2012.00 67.07 1311 1402 287 46.7 68
52 Lc0 0.27.0 741622 3383 9 2500 1317.00 52.68 602 1430 468 57.2 70
53 Lc0 0.22.0 32930 3380 7 4500 2942.00 65.38 1821 2242 437 49.8 66
54 Lc0 0.22.0 LS 12 preview 3378 9 2750 1876.00 68.22 1258 1236 256 44.9 52
55 Scorpio 3.0.12 NN-ens-net-20x256 3378 9 2500 1299.00 51.96 497 1604 399 64.2 54
56 Stockfish 10 3377 8 2750 1337.50 48.64 428 1819 503 66.1 73
57 Lc0 0.23.2 61950 3374 7 3750 2482.00 66.19 1550 1864 336 49.7 73
58 Lc0 0.23.2 58613+ 3371 8 3500 2268.50 64.81 1426 1685 389 48.1 65
59 Lc0 0.22.0 384x30-T40-1573 3368 9 2750 1846.00 67.13 1220 1252 278 45.5 98
60 Lc0 0.25.1 3972_20k_TCEC+ 3356 9 2500 1646.50 65.86 944 1405 151 56.2 89
61 Komodo 14.1 3349 6 5500 1813.50 32.97 251 3125 2124 56.8 79
62 Komodo 14 3346 5 6000 2229.00 37.15 400 3658 1942 61.0 88
63 Lc0 0.22.0 11260 3340 9 2750 1755.50 63.84 1044 1423 283 51.7 100
64 Komodo 13.3 3325 6 3750 1379.00 36.77 294 2170 1286 57.9 54
65 Houdini 6.03 3325 4 12250 4298.50 35.09 870 6857 4523 56.0 100
66 Komodo 13.2.5 3312 6 4500 1749.50 38.88 503 2493 1504 55.4 95
67 Nemorino 6.00 3303 9 3000 800.00 26.67 75 1450 1475 48.3 90
68 Ethereal 12.75 3296 6 6000 1625.00 27.08 167 2916 2917 48.6 72
69 SlowChess Blitz NN 2.5 3293 9 3500 890.00 25.43 113 1554 1833 44.4 56
70 Dragon by Komodo Chess 1.0 MCTS 3292 11 2500 575.50 23.02 22 1107 1371 44.3 92
71 Scorpio 3.07 NN-ens-net-20x256 3281 8 2500 1466.50 58.66 855 1223 422 48.9 98
72 Ethereal 12.50 3269 9 3000 806.50 26.88 84 1445 1471 48.2 97
73 Ethereal 12.25 3258 8 3500 954.50 27.27 145 1619 1736 46.3 54
74 RubiChess 2.0 NNUE 3257 9 3250 712.00 21.91 50 1324 1876 40.7 79
75 Igel 2.8.0 NNUE 3253 8 4750 1049.00 22.08 76 1946 2728 41.0 59
76 SlowChess Blitz Classic 2.4 3251 9 4000 827.50 20.69 66 1523 2411 38.1 56
77 Komodo 14.1 MCTS 3250 12 2500 478.00 19.12 32 892 1576 35.7 91
78 Igel 2.9.0 3240 9 3750 757.00 20.19 43 1428 2279 38.1 100
79 Ethereal 12.00 3223 7 5250 1300.00 24.76 213 2174 2863 41.4 58
80 SlowChess Blitz Classic 2.3 3222 9 4000 834.50 20.86 82 1505 2413 37.6 84
81 Xiphos 0.6 3217 5 11500 2635.00 22.91 326 4618 6556 40.2 91
82 SlowChess Blitz Classic 2.2 3210 9 3500 780.50 22.30 102 1357 2041 38.8 51
83 Ethereal 11.75 3210 7 4500 1196.00 26.58 210 1972 2318 43.8 99
84 Fire 7.1 3200 5 11500 2452.00 21.32 382 4140 6978 36.0 100
85 RofChade 2.3 3167 6 9000 1519.00 16.88 148 2742 6110 30.5 100
86 Booot 6.4 3142 7 7500 1212.50 16.17 127 2171 5202 28.9 85
87 Laser 1.7 3137 6 7750 1401.00 18.08 201 2400 5149 31.0 73
88 Schooner 2.2 3133 10 4000 571.00 14.28 48 1046 2906 26.1 87
89 Andscacs 0.95 3126 7 7250 1262.00 17.41 205 2114 4931 29.2 100
90 Deep Shredder 13 3104 9 5000 818.00 16.36 114 1408 3478 28.2 83
91 Booot 6.3.1 3098 9 4750 767.00 16.15 118 1298 3334 27.3 -

White advantage = 59.28 +/- 0.54
Draw rate (equal opponents) = 73.25 % +/- 0.16


Stockfish 200813 82215d0fd0df = stockfish_20081307_x64_bmi2.exe + nn-82215d0fd0df.nnue
Stockfish NNUE SV20200725-1313 = SF_NNUE_x64_240720_AllAVX_BMI2_256_msys2.exe + 20200725-1313.bin
Stockfish NNUE GK200627 = stockfish.bmi2.halfkp_256x2-32-32.nnue.2020-07-11 + Gekkehenker 2020-06-27
Net 42850 was the final Net of the 40xxx learning
Net 32930 was the final Net of the 30xxx learning
Net 11260 was the final Net of the 10xxx learning
Net 3972_20k_TCEC =
TCEC Superfinal S18 (MovesLeftMaxEffect=0.2, MovesLeftThreshold=0, MovesLeftSlope=0.007, MovesLeftQuadraticFactor=0, MovesLeftScaledFactor=1.0, MovesLeftConstantFactor=0)
Net 3972_20k_TCEC+: MovesLeftMaxEffect=0.2, MovesLeftThreshold=0, MovesLeftSlope=0.007
Net 384x30-T60-3010 won the TCEC Superfinal S17 and the CCC 13 finals
Net J13B.2-188 won the Computer-Chess-Championship (CCC) 11 finals
Net T40B.4-160 jhorthos repository
Net 384x30-T40-1573 Sergio-V repository
Net 58613+ settings: CPuct=2.00, FpuValue=0.50, PolicyTemperature=1.50
Net LS = Leelenstein
Lc0k = Kiudee settings:
FpuValue=0.443, PolicyTemperature=1.607, CPuct=2.147, CPuctBase=18368, CPuctFactor=2.815
C0 = Contempt 0


Games        : 203.250 (finished)

White Wins   :  64.710 (31.8 %)
Black Wins   :  38.810 (19.1 %)
Draws        :  99.730 (49.1 %)

White Score  : 56.4 %
Black Score  : 43.6 %



Head to head statistics