Effect of variant code on standard chess performance - ddugovic/Stockfish GitHub Wiki
Performance of official stockfish vs. multi-variant fork at STC (10''+0.1''):
ELO: 28.55 +-9.1 (95%) LOS: 100.0%
Total: 2000 W: 440 L: 276 D: 1284
http://35.161.250.236:6543/tests/view/589518b66e23db014ac09f6b