In case anyone needed pad sizes for the Palit 3070 Ti Gamerock OC - and I believe between the fin stack and midplate you'll use 0.5mm pads : r/gpumining
PALIT GeForce RTX 3070 Ti 8GB GameRock OC | VideoCardz.net
Palit GeForce RTX 3070 Ti GameRock OC Review | TechPowerUp