How much Will Fraps effect My FPS

DGNDaily

Honorable
Mar 18, 2013
2
0
10,510
My System-
Asus-M5A78L-M-LX-V2
AMD Phenom ii x4 965 be
Sapphire Radeon Hd7850 2gb oc
8gb of Corsair Vengeance memory (2x4gb)
Caviar Green 1tb drive
Cooler Master 500w 12v Elite Power Suppl

When I play games such as Farcry 3, tomb raider and other modern demanding games, how badly will fraps effect the fps during the game.