Suggest a CPU between these 3?

[Bashamock]

My motherboard is Asus F2A55 M I amn't sure about what can fit on it but some people have suggested I get one of them. Suggest a CPU for me to buy between these 3? One that can fit my motherboard. I intend to use it for gaming.

AMD A10-6800K 4.4GHz FM2 4MB Quad-Core Black Edition Processor, Richland Core, AMD Radeon HD 8670D

AMD A10 AD785KXBJABOX 7850K Black Edition with Radeon R7 Series New FM2+ Kaveri HSA CPU

AMD FX-8350 Black Edition Vishera 8-Core 4.0GHz (4.2GHz Turbo) Socket AM3+ 125W Desktop Processor

 

[MeteorsRaining]

Only A10 6800k is supported by your current MoBo, FX is AM3+ platform and A10 7850k is FM2+, while your MoBo is FM2.
CPU support list:
http://www.asus.com/Motherboards/F2A55M/HelpDesk_CPU/