T-80U vs Leopard 2A4 | 3BM42 | Armor Penetration Simulation

Simulation of T-80U projectile hitting the frontal armor of Leopard 2A4 125mm 3BM42 ( APFSDS, 35-31mm diameter S7 steel jacket, 18mm diameter tungsten penetrator x2 tungsten alloy cap x2) at 1620 m/s vs Leopard 2A4 upper hull front armor 40mm semi hardened RHA at 83 degrees 125mm 2A46M-1 gun muzzle velocity (3BM42) - 1700 m/s. 1620 m/s refers to a distance of approximately 1.2 km.