7e836672__S_II___Phone_specs_comparison__Hardware
[1] TI OMAP4460 [2] Samsung Exynos 4210 [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.
Samsung GALAXY Nexus Sprint vs Samsung Galaxy S II - Phone specs comparison