Thief on AMD FX 8320 BE and MSI R9 270X 2GB

Everything is on Very High Settings, with SSAA and FXAA!

Resolution: Full HD 1920x1080

FPS during recording: 25-30 FPS

FPS without recording: 30-60 FPS

My Rig:

OS: Windows 8.1 64bits

MOBO: Asus M5A97 R2.0

CPU: AMD FX 8320 3.5Ghz BE

RAM: 8GB Kingston HyperX DDR3-1600Mhz (2x4GB)

GPU: MSI R9 270X TwinForzr OC 2GB