The Re-Volt Hideout

I'm going to video the Re-Volt, but I always FPS drop.

System;
Operating System: Windows 7 Professional 64-bit
Language Turkish
Country Selection: Turkey
System Manufacturer: Gigabyte Technology Co., Ltd.
System Model: To be filled by O.E.M.
BIOS: The BIOS Date: 12/29/14 16:07:13 Ver: 04.06.05
Processor: AMD FX (tm) -6300 Six-Core Processor (6 CPUs), ~ 3.5GHz
Memory: 8192MB RAM
Available OS Memory: 8158MB RAM
DirectX Version: DirectX 11

--------------- | Graphics Card | ---------------

Card Name: NVIDIA GeForce GT 730
Manufacturer: NVIDIA
Total Memory: 4095 MB
Shared Memory: 2095 MB
Screen Size: 1920 x 1080 (32 bit) (60Hz)
Monitor Model: ASUS VS228

Yes, cause you're using additional computer resources to stream/record, FPS in the game might drop intensely.
Don't think this is a problem related to RVGL, but rather incorrect configuration with OBS.

How do I make the right configuration?