| Author | ElectricTortoise |
| Creation | 1744421021 |
| Dev Source | https://github.com/ElectricTortoise/Tortoise |
| Dev Sha | f6d109dc32f8a5ba69cb6b5b44b36511bb0ec3b2 |
| Dev Branch | Butterfly-history-heuristic |
| Dev Bench | 1376462 |
| Dev Network | |
| Dev Options | Threads=1 Hash=64 |
| Dev Time | 8.0+0.08 |
| Base Source | https://github.com/ElectricTortoise/Tortoise |
| Base Sha | e38feec2f11bc4f55b5895a6b548b889320c1e72 |
| Base Branch | master |
| Base Bench | 1824270 |
| Base Network | |
| Base Options | Threads=1 Hash=64 |
| Base Time | 8.0+0.08 |
| Opening Book | Pohl.epd |
| Upload PGNs | FALSE |
| Syzygy WDL | DISABLED |
| Syzygy ADJ. | OPTIONAL |
| Win ADJ. | None |
| Draw ADJ. | None |
| Scaling | BOTH 800000 NPS |
Butterfly-history-heuris... vs master
Elo | 19.37 +- 9.50 (95%)
SPRT | 8.0+0.08s Threads=1 Hash=64MB
LLR | 2.98 (-2.94, 2.94) [0.00, 5.00]
Games | N: 3340 W: 1252 L: 1066 D: 1022
Penta | [155, 315, 599, 391, 210]