Hmmm. Try updating your drivers using the nvidia console itself (GeForce Experience). I know that their update solved the issues of some people in dragon age inquisition
🙂
ASUS ROG G75VX (Windows 8.1)
Intel® Core™ i7 3630QM Processor
17.3" Full HD 3D (1920x1080) LED Backlight
DR3 1600 MHz SDRAM 12GB
NVIDIA® GeForce® GTX 670MX with 3GB GDDR5 VRAM