Cpu advice for new home theatre build

castortroy45

Honorable
Dec 2, 2012
2
0
10,510
Im building a new home theatre pc and heres the build so far

Case - Coolermaster Haf Xb
MB - GIGABYTE GA-78LMT-USB3 AM3+
Ram - 8GB XMS2 1333
Video - HIS HD 6670 2GB
Antec Earth Watts 500w PSU

However i cant decide on a cpu..ive been between the 4100,4170 and 6100. The most ill spend on the cpu is $120. Any suggestions?