CPU: Intel Core i7-3770k Ivy Bridge 3.5GHz
GPU: Nvidia Geforce GTX 670 FTW 2GB GDDR5
MOBO: ASUS Maximus V FORMULA
RAM: 8GB DDR3
OS: Windows 7 Ultimate 64-bit

Bandicam Settings-
Size: 1280x720
FPS: 30 (also tried 29.97)
Codec: MPEG-1, VBR checked
Quality: 80

When I record, bandicam fps overlay drops to around 115FPS, and Minecraft feels a little choppy. As soon as I stop recording, it's very smooth again.

Just wondering why it's choppy? It only happens with Minecraft.