FPS Stuck at GTA V

When i'm playing GTA V with HWinfo64 OSD, FPS stuck at 30FPS. With MSI After FPS OSD, show normal FPS.

In other games (Overwatch, The Witcher 3, Project Cars), HWinfo64 FPS OSD works normally.

Setup:
Asus ROG G751JT
i7 4720HQ
GTX 970M - Driver (368.69 ~ 372.90)
HWinfo64 - V5.34 ~ V5.36
Win10

Nvidia Driver with G-Sync enable, Fast Sync enable ~ disable and at GTA V config V-Sync Disable.