Aren't my cpu and gpu temps to high ?

Hi i've got a new pc and when i'm playing for example Heroes VI for 2 hours on max details i get cpu and gpu temperatures at around 69-70 degrees (CPU) and 63-66 degrees (GPU) is that normal or too high ??

My Pc :
Mainboard - ASUS P8H77-V LE
CPU - QuadCore Intel Core i5-3550, 3600 MHz (36 x 100)
Memory - Kingston HyperX Genesis Quad Channel 4x4GB DDR3 1600MHz
Graphic Card - Asus GeForce GTX660-DC2 2GB DDR5
HDD1 - 160GB Western Digital
HDD2 - 1TB Seagate Barracuda 7200
DVD Drive - LG GH24 24X SATA DVD Writer 2mb MODISC
Energy Supply - CoolerMaster eXtreme Power Plus 600W
Windows 7 64-bit Operating system

thanks in advance for all answers,

Greetings !