# PLAYER : RATING ERROR POINTS PLAYED (%) 1 Stockfish 17.1 : 3859 16 4374.5 6930 63.1% 2 Stockfish 17 : 3850 15 5476.0 8750 62.6% 3 Stockfish 16.1 : 3848 16 4038.5 6456 62.6% 4 PlentyChess 7.0 : 3843 18 1122.5 1980 56.7% 5 Stockfish 16 : 3838 16 3452.0 5320 64.9% 6 Reckless 0.8 : 3835 18 1167.0 2280 51.2% 7 Obsidian 16.14 : 3835 17 1473.0 2660 55.4% 8 PlentyChess 6.0.15 : 3826 18 1438.0 2660 54.1% 9 Stockfish 15.1 : 3826 15 7469.5 10250 72.9% 10 Stockfish 15 : 3822 15 3222.5 4938 65.3% 11 Obsidian 15.09 : 3813 17 1807.0 3420 52.8% 12 Stockfish 14.1 : 3809 16 1573.0 2336 67.3% 13 Obsidian 15 : 3806 18 587.0 1140 51.5% 14 Clover 9.1 : 3799 18 971.5 1900 51.1% 15 PlentyChess 5.0.0 : 3798 19 1140.0 2280 50.0% 16 Alexandria 8.0.0 : 3797 17 2530.0 4940 51.2% 17 Obsidian 14 : 3795 16 1443.0 2660 54.2% 18 Lc0 0.31.2 BT3-7464000 1650m : 3788 30 127.0 260 48.8% 19 Berserk 13 : 3783 16 5212.5 10320 50.5% 20 PlentyChess 4.0.0 : 3781 17 1462.0 3040 48.1% 21 Integral 7.0 : 3779 17 1670.0 3420 48.8% 22 Caissa 1.22 : 3777 17 938.0 1900 49.4% 23 Obsidian 13 : 3777 17 841.5 1888 44.6% 24 Stockfish 14 : 3772 17 1886.5 2676 70.5% 25 PlentyChess 2.1.0 : 3769 17 2187.0 4170 52.4% 26 Berserk 12 : 3766 17 1079.5 2280 47.3% 27 Viridithas 17.0.0 : 3754 20 627.0 1520 41.3% 28 Alexandria 7.0.0 : 3753 17 2109.5 4180 50.5% 29 Horsie 1.0 : 3753 18 609.0 1520 40.1% 30 Caissa 1.20 : 3749 17 2084.5 4177 49.9% 31 Stockfish 13 : 3740 20 1096.0 1576 69.5% 32 Integral 6.0 : 3739 19 995.0 2280 43.6% 33 Obsidian 12 : 3736 17 831.5 1900 43.8% 34 RubiChess 20240817 : 3736 15 1145.0 2660 43.0% 35 Crystal 3.2 : 3734 26 344.5 476 72.4% 36 Titan 1.1 : 3730 16 1041.5 2280 45.7% 37 Clover 8.0.2 : 3730 17 1622.5 3420 47.4% 38 Berserk 11.1 : 3726 15 2952.5 5319 55.5% 39 Caissa 1.18 : 3721 18 751.0 1902 39.5% 40 RubiChess 20240112 : 3718 17 1584.0 3789 41.8% 41 Stockfish 12 : 3711 23 557.5 964 57.8% 42 Clover 6.1 : 3709 26 119.0 380 31.3% 43 Berserk 10 : 3697 17 612.0 1168 52.4% 44 Alexandria 6.1.0 : 3695 27 112.5 380 29.6% 45 KomodoDragon 1.0 : 3694 19 978.0 2660 36.8% 46 Seer 2.8.0 : 3689 17 869.5 2280 38.1% 47 Koivisto 9.0 : 3682 16 1742.0 3540 49.2% 48 Rebel 16.3 : 3674 23 209.0 770 27.1% 49 Clover 5.0 : 3667 16 1069.5 2280 46.9% 50 Fire 9.3 : 3642 19 600.0 1900 31.6% 51 Berserk 9.0 : 3640 17 1075.5 2660 40.4% 52 Koivisto 8.0 : 3632 16 1465.5 3339 43.9% 53 Rebel 16 : 3624 23 278.0 652 42.6% 54 Berserk 8.5.1 : 3614 27 174.0 340 51.2% 55 Caissa 1.10 : 3603 16 855.5 2280 37.5% 56 Slowchess 2.8 : 3602 34 219.0 340 64.4% 57 Rubichess 2021 NNUE : 3577 40 75.5 136 55.5% 58 Berserk 7 : 3554 26 157.0 408 38.5% 59 Koivisto 7 : 3545 26 286.5 612 46.8% 60 Stockfish 11 : 3543 15 1534.0 4240 36.2% 61 Seer 2.5 : 3539 20 706.0 1344 52.5% 62 Slowchess 2.7 : 3518 28 247.0 408 60.5% 63 Rebel 15.1 : 3509 27 174.5 340 51.3% 64 Minic 3.30 : 3493 18 659.0 1412 46.7% 65 Rubichess 2.2 : 3489 22 407.5 748 54.5% 66 Koivisto 6 : 3486 17 1312.0 2172 60.4% 67 Komodo 14 : 3461 16 1137.0 5320 21.4% 68 Black Marlin 7 : 3460 18 681.0 1792 38.0% 69 Arasan 23.3 NNUE : 3460 26 129.5 340 38.1% 70 Fire 8.1 : 3451 21 321.5 612 52.5% 71 Fire 8.2 : 3448 26 194.5 408 47.7% 72 Igel 3.05 : 3444 22 798.0 1496 53.3% 73 Pedone 3.1 : 3444 21 591.5 952 62.1% 74 Komodo 13.02 : 3437 24 257.5 856 30.1% 75 Ethereal 13 classic : 3425 27 249.0 408 61.0% 76 Komodo 12 : 3420 21 732.5 1248 58.7% 77 Stockfish 7 : 3417 44 34.0 380 8.9% 78 Arasan 23.01 NNUE : 3381 65 133.0 204 65.2% 79 Berserk 4.6 : 3363 30 190.5 340 56.0% 80 Xiphos 0.6 : 3360 30 216.5 408 53.1% 81 Seer 2.3.0 : 3359 20 243.0 680 35.7% 82 Rofchade 2.3 : 3315 28 220.0 476 46.2% 83 Lc0 CPU-792013 : 3311 22 415.0 1140 36.4% 84 Booot 6.5 : 3290 29 152.0 408 37.3% 85 Laser 1.7 : 3277 21 499.0 908 55.0% 86 Lc0 0.29dev 791982 : 3270 32 127.0 340 37.4% 87 Lc0 0.31.2 BT3-7464000 CPU : 3269 45 58.5 210 27.9% 88 Weiss 2.0 : 3259 23 256.5 680 37.7% 89 Defenchess 2.2 : 3242 31 127.5 340 37.5% 90 Lc0 CPU 744204 : 3227 24 265.0 748 35.4% 91 Lc0 CPU 753842 : 3211 24 229.5 612 37.5% 92 Toga 3 : 3172 23 373.0 907 41.1% 93 Houdini 1.5a : 3165 21 1335.5 1940 68.8% 94 Nemorino 6 : 3125 17 891.0 4020 22.2% 95 Gull 3 : 3122 23 552.0 1027 53.7% 96 Velvet 3.1 : 3118 44 158.5 272 58.3% 97 Protector 1.9.0 : 3089 22 869.0 1532 56.7% 98 4ku 5.1 : 3044 22 992.0 1900 52.2% 99 4ku 4.0 : 3036 21 1093.0 2080 52.5% 100 Lc0 CPU 69722-vf2 : 3026 36 72.5 544 13.3% 101 Rybka 2.3.2a 64 bit : 2936 20 735.0 1354 54.3% 102 Crafty 25.2 32bit : 2920 27 566.5 774 73.2% 103 Naraku 1.4 : 2774 17 1214.0 3765 32.2% 104 Fruit 2.2.1 : 2667 26 633.5 1427 44.4% 105 Delfi 5.4 : 2663 23 447.5 844 53.0% 106 Alaric 7.07 : 2609 26 547.5 1108 49.4% 107 Chessmaster 9000 : 2586 26 246.5 520 47.4% 108 Ruffian 2.1.0 : 2586 27 191.0 380 50.3% 109 Chessmaster 10 (The King 3.23) : 2584 18 1302.0 3980 32.7% 110 Rotor 0.7a : 2561 31 159.0 560 28.4% 111 Fatalii 0.9 : 2546 33 422.0 576 73.3% 112 Rebel 9 : 2480 45 177.0 260 68.1% 113 AnMon 5.75 : 2479 33 74.5 282 26.4% 114 Rebel 6 UCI : 2450 24 640.5 1456 44.0% 115 TASC R40 v2.5 : 2432 54 142.0 200 71.0% 116 Chessmaster 5000 : 2426 38 184.0 320 57.5% 117 TASC R30 v2.5 : 2405 39 378.0 596 63.4% 118 SOS 5.1 for Arena : 2404 27 428.5 868 49.4% 119 Gaia 3.5 : 2355 25 555.5 997 55.7% 120 Fruit 1.0 : 2340 25 353.0 1197 29.5% 121 Dragon 4.6 : 2306 57 52.5 166 31.6% 122 Cinnamon 2.4 : 2273 38 274.0 454 60.4% 123 Millennium ChessGenius ARM 48 MHz : 2206 41 129.0 400 32.3% 124 Mephisto Roma 68020 : 2079 41 130.0 504 25.8% 125 Goldfish 1.13 : 1987 45 463.5 842 55.0% 126 Snowy 0.2 : 1949 51 333.0 476 70.0% 127 Heracles 0.616 : 1925 45 429.5 750 57.3% 128 Pigeon 1.5.1 : 1793 52 265.5 408 65.1% 129 Predateur 2.2.1 : 1771 54 510.5 796 64.1% 130 Novag Constellation 6502 3.6 Mhz : 1761 67 107.0 280 38.2% 131 TSCP 1.81 : 1632 56 388.5 825 47.1% 132 Monochrome : 1582 56 554.5 1204 46.1% 133 Virutor Chess 1.1.2 : 1486 110 28.5 39 73.1% 134 Cerulean 0.2 : 1441 58 232.0 348 66.7% 135 Sargon 1978 UCI 1.01 Depth=5 : 1428 52 325.5 924 35.2% 136 Chess Titans i7-10750H 1CPU : 1391 76 45.5 82 55.5% 137 Dragontooth 0.2 : 1302 53 228.0 554 41.2% 138 Belofte 2.1.8.1 : 1286 95 21.0 39 53.8% 139 Nanook 0.17 : 1230 81 18.5 39 47.4% 140 Fidelity Chess Challenger 7 : 1209 102 155.0 314 49.4% 141 Safrad 2.1 : 1186 57 99.0 576 17.2% 142 Sargon 1978 1.01 UCI 3ply : 1167 57 170.0 532 32.0% 143 Commodore Chessmate : 1008 116 37.0 80 46.3% 144 Fidelity Chess Challenger 1 : 936 134 7.0 40 17.5% 145 Fidelity Chess Challenger 3 : 873 130 38.0 120 31.7% 146 Data Cash Systems CompuChess II : 871 131 25.0 80 31.3% 147 Battle Chess 1988 P90 : 800 175 4.5 48 9.4% 148 EasyPeasy : 503 135 4.0 576 0.7% White advantage = 27.57 +/- 0.62 Draw rate (equal opponents) = 69.20 % +/- 0.16