FlipMind benchmark result (2026-11-13) Platform: ARM64 build, Apple M4 (10 cores), macOS Engine: FlipMind 1.0.0 (266d864, arm64) Problems: Edax 16 (the 16 endgame positions of the Edax bench command, 20-23 empties) Mode: BEST (best move and its exact score) Conditions: 10 threads, no book, engines alternated, 3 rounds Time: total solve time reported by the engine Correct: 14/16 (Edax12, Edax14: a different move with the same best score) Average: 2.841 s (rounds: 2.836 / 2.894 / 2.792) [Raw engine output] === round 1 === FlipMind 1.0 path=arm64 neon compiler=Apple LLVM 21.0.0 (clang-2100.3.34.2) | bench/app/edax16.txt | hash 1024 MB | threads 10 | mode best | eval /Downloads/personal(Local)/oc/flipmind/.claude/worktrees/release-1114-unify/eval/f8orb002-20261108/models/e1-std.fmw smt profile off (auto): threads 10, physical cores 10, logical cpus 10 | smt:prefetch_lazy=0 # | emp | move | score | want | ok | nodes | time s | N/s | pv 1 | 20 | A4 | +20 | +20 | ok | 5845206 | 0.049 | 118677357 | A4 C8 A8 D7 C7 G2 A2 B8 B7 B2 D1 E1 2 | 20 | H7 | -2 | -2 | ok | 5990988 | 0.044 | 137055388 | H7 E6 F8 F7 A8 B1 B3 E8 H6 H3 B7 A4 3 | 20 | D8 | +38 | +38 | ok | 248197577 | 0.660 | 375797981 | D8 B6 C8 D2 H1 B8 H2 H3 H8 H7 A8 A7 4 | 20 | E2 | +24 | +24 | ok | 5636516 | 0.028 | 204305797 | E2 B5 C8 B4 B8 C5 A5 A4 A1 C2 B1 C1 5 | 20 | E3 | +0 | +0 | ok | 11089833 | 0.051 | 219514441 | E3 A6 H1 G6 B1 A1 A2 C1 F8 G5 H8 D8 6 | 21 | H1 | +10 | +10 | ok | 8015848 | 0.046 | 174919059 | H1 F7 E8 C4 H8 G8 C8 C7 B8 B7 A7 A6 7 | 21 | G2 | +12 | +12 | ok | 7481338 | 0.049 | 153472001 | G2 F4 B6 F1 A1 F7 D8 H5 D7 H4 H7 H8 8 | 21 | A5 | +20 | +20 | ok | 8969440 | 0.045 | 198178425 | A5 C8 E7 E1 F4 G5 G3 H2 E8 F8 H5 H6 9 | 21 | C7 | -22 | -22 | ok | 20026452 | 0.097 | 206696928 | C7 H5 G2 G3 H3 H1 H2 C1 A4 A7 B5 A5 10 | 21 | A3 | -20 | -20 | ok | 64527967 | 0.255 | 253196273 | A3 A4 B3 C8 A8 G8 A7 H8 E2 A6 B8 G3 11 | 22 | F8 | -22 | -22 | ok | 34287912 | 0.119 | 288397574 | F8 C3 C5 A1 H6 H1 G5 F1 C1 D1 H2 A3 12 | 22 | D2 | +22 | +22 | ok | 165496080 | 0.530 | 312316984 | D2 B2 C1 H2 H1 G1 A8 D7 C7 A3 C8 A5 13 | 22 | C1 | -16 | -16 | ok | 124438667 | 0.439 | 283686872 | C1 B1 E1 A6 F5 H8 H5 H2 F7 F8 H3 D7 14 | 22 | F4 | -24 | -24 | ok | 34256694 | 0.152 | 225300665 | F4 A3 C6 G4 H4 H5 A8 D2 A7 A1 A5 B1 15 | 22 | A1 | +22 | +22 | ok | 19422411 | 0.118 | 164386402 | A1 G4 A3 B6 F7 H5 D8 D1 G1 A5 C8 B7 16 | 23 | B2 | +0 | +0 | ok | 28024007 | 0.156 | 179981469 | B2 H5 C1 A3 D2 C7 D1 A6 G7 A1 A5 B1 total: 16 solved, 16 ok, 0 wrong | nodes 791706936 | time 2.836 s | 279119521 N/s === round 2 === FlipMind 1.0 path=arm64 neon compiler=Apple LLVM 21.0.0 (clang-2100.3.34.2) | bench/app/edax16.txt | hash 1024 MB | threads 10 | mode best | eval /Downloads/personal(Local)/oc/flipmind/.claude/worktrees/release-1114-unify/eval/f8orb002-20261108/models/e1-std.fmw smt profile off (auto): threads 10, physical cores 10, logical cpus 10 | smt:prefetch_lazy=0 # | emp | move | score | want | ok | nodes | time s | N/s | pv 1 | 20 | A4 | +20 | +20 | ok | 5719168 | 0.035 | 165005551 | A4 C8 A8 D7 C7 G2 A2 B8 B7 B2 D1 E1 2 | 20 | H7 | -2 | -2 | ok | 6002805 | 0.040 | 151486045 | H7 E6 F8 F7 A8 B1 B3 E8 H6 H3 B7 A4 3 | 20 | D8 | +38 | +38 | ok | 249008514 | 0.608 | 409513486 | D8 B6 C8 D2 H1 B8 H2 H3 H8 H7 A8 A7 4 | 20 | E2 | +24 | +24 | ok | 6457368 | 0.032 | 199467186 | E2 B5 C8 B4 B8 C5 A5 A4 A1 C2 B1 C1 5 | 20 | E3 | +0 | +0 | ok | 10577789 | 0.049 | 217651846 | E3 A6 H1 G6 B1 A1 A2 C1 F8 G5 H8 D8 6 | 21 | H1 | +10 | +10 | ok | 7702403 | 0.043 | 179076021 | H1 F7 E8 C4 H8 G8 C8 C7 B8 B7 A7 A6 7 | 21 | G2 | +12 | +12 | ok | 7284613 | 0.048 | 151788202 | G2 F4 B6 F1 A1 F7 D8 H5 D7 H4 H7 H8 8 | 21 | A5 | +20 | +20 | ok | 8925075 | 0.046 | 193799027 | A5 C8 E7 E1 F4 G5 G3 H2 E8 F8 H5 H6 9 | 21 | C7 | -22 | -22 | ok | 20085545 | 0.096 | 210125119 | C7 H5 G2 G3 H3 H1 H2 C1 A4 A7 B5 A5 10 | 21 | A3 | -20 | -20 | ok | 63986000 | 0.248 | 257718953 | A3 A4 B3 C8 A8 G8 A7 H8 E2 A6 B8 G3 11 | 22 | F8 | -22 | -22 | ok | 33876531 | 0.121 | 280758692 | F8 C3 C5 A1 H6 F1 G5 H1 G1 F5 H2 G3 12 | 22 | D2 | +22 | +22 | ok | 163844786 | 0.520 | 315189473 | D2 B2 C1 H2 H1 G1 A8 A3 A6 B3 A5 H7 13 | 22 | C1 | -16 | -16 | ok | 123144283 | 0.458 | 269150746 | C1 B1 E1 A6 F5 H8 H5 H2 F7 F8 H3 D7 14 | 22 | F4 | -24 | -24 | ok | 35722510 | 0.191 | 186667160 | F4 A3 C6 G4 H4 H5 A8 D2 A7 A1 A5 B1 15 | 22 | A1 | +22 | +22 | ok | 19997005 | 0.131 | 152571831 | A1 G4 A3 B6 F7 H5 D8 C8 A8 G2 H1 D1 16 | 23 | B2 | +0 | +0 | ok | 29317047 | 0.230 | 127616527 | B2 H5 C1 A3 D2 C7 D1 A6 G7 A1 A5 B1 total: 16 solved, 16 ok, 0 wrong | nodes 791651442 | time 2.894 s | 273508998 N/s === round 3 === FlipMind 1.0 path=arm64 neon compiler=Apple LLVM 21.0.0 (clang-2100.3.34.2) | bench/app/edax16.txt | hash 1024 MB | threads 10 | mode best | eval /Downloads/personal(Local)/oc/flipmind/.claude/worktrees/release-1114-unify/eval/f8orb002-20261108/models/e1-std.fmw smt profile off (auto): threads 10, physical cores 10, logical cpus 10 | smt:prefetch_lazy=0 # | emp | move | score | want | ok | nodes | time s | N/s | pv 1 | 20 | A4 | +20 | +20 | ok | 5755481 | 0.035 | 166166289 | A4 C8 A8 D7 C7 G2 A2 B8 B7 B2 D1 E1 2 | 20 | H7 | -2 | -2 | ok | 5966930 | 0.039 | 153231817 | H7 E6 F8 F7 A8 B1 B3 E8 H6 H3 B7 A4 3 | 20 | D8 | +38 | +38 | ok | 248149420 | 0.571 | 434252800 | D8 B6 C8 D2 H1 B8 H2 H3 H8 H7 A8 A7 4 | 20 | E2 | +24 | +24 | ok | 5360280 | 0.028 | 192011465 | E2 B5 C8 B4 B8 C5 A5 A4 A1 C2 B1 C1 5 | 20 | E3 | +0 | +0 | ok | 9602188 | 0.046 | 210800238 | E3 A6 H1 G6 B1 A1 A2 C1 F8 G5 H8 D8 6 | 21 | H1 | +10 | +10 | ok | 7749397 | 0.042 | 184604137 | H1 F7 E8 C4 H8 G8 C8 C7 B8 B7 A7 A6 7 | 21 | G2 | +12 | +12 | ok | 7269553 | 0.046 | 158231550 | G2 F4 B6 F1 A1 F7 D8 H5 D7 H4 H7 H8 8 | 21 | A5 | +20 | +20 | ok | 8803764 | 0.043 | 203615851 | A5 C8 E7 E1 F4 G5 G3 H2 E8 F8 H5 H6 9 | 21 | C7 | -22 | -22 | ok | 19897009 | 0.116 | 171774532 | C7 H5 G2 G3 H3 H1 H2 C1 A4 A7 B5 A5 10 | 21 | A3 | -20 | -20 | ok | 62743309 | 0.254 | 246745458 | A3 A4 B3 C8 A8 G8 A7 H8 E2 A6 B8 G3 11 | 22 | F8 | -22 | -22 | ok | 34203622 | 0.115 | 297052881 | F8 C3 C5 A1 H6 F1 G5 H1 G1 F5 H2 G3 12 | 22 | D2 | +22 | +22 | ok | 156960396 | 0.508 | 308925290 | D2 B2 C1 H2 H1 G1 A8 D7 C7 A3 C8 A5 13 | 22 | C1 | -16 | -16 | ok | 124696176 | 0.530 | 235085480 | C1 B1 E1 A6 F5 H8 H5 H2 F7 F8 H3 D7 14 | 22 | F4 | -24 | -24 | ok | 36053890 | 0.147 | 245916430 | F4 A3 C6 G4 H4 H5 A8 D2 A7 A1 A5 B1 15 | 22 | A1 | +22 | +22 | ok | 20785459 | 0.115 | 181041644 | A1 G4 A3 B6 F7 H5 D8 C8 A8 G2 H1 D1 16 | 23 | B2 | +0 | +0 | ok | 29719811 | 0.157 | 189617408 | B2 H5 C1 A3 D2 C7 D1 A6 G7 A1 A5 B1 total: 16 solved, 16 ok, 0 wrong | nodes 783716685 | time 2.792 s | 280743784 N/s