GOW3

Hey guys ! So i've been playin GOW3 aand its workin pretty ok actually 25-30 fps sometimes 15-20 but mostly 25-30 anyway i beated the Poseidon than i came to this area and the picture just gets all buggy i guess it cant render ok or idk i've tried to run emulator 3-4 times still the same bug.My specs are : RX 570 Ryzen 5 3600 and 16GB of RAM do u have any solution for this?P.S. Sry for bad english.