e127f0b3__AT_T___Phone_specs_comparison__Hardware
[2] Qualcomm Snapdragon S4 Pro APQ8064 [Hardware] 
System chip System chip - Most modern handsets use an advanced chip that includes many of the device’s hardware modules like the processor, Wi-Fi, Bluetooth and sometimes even the wireless radio. This field shows what particular system chip (or System-on-a-Chip) is used in the phone.
Motorola ELECTRIFY M vs LG Optimus G AT&T - Phone specs comparison