switch identifier {
case "iPod5,1": return ["A5":"800 MHz"] // underclocked
case "iPod7,1": return ["A8":"1.4 GHz"]
case "iPhone3,1", "iPhone3,2", "iPhone3,3": return ["A4":"800 MHz"] // underclocked
case "iPhone4,1": return ["A5":"800 MHz"] // underclocked
case "iPhone5,1", "iPhone5,2": return ["A6":"1.3 GHz"]
case "iPhone5,3", "iPhone5,4": return ["A6":"1.3 GHz"]
case "iPhone6,1", "iPhone6,2": return ["A7":"1.3 GHz"]
case "iPhone7,2": return ["A8":"1.4 GHz"]
case "iPhone7,1": return ["A8":"1.4 GHz"]
case "iPhone8,1": return ["A9":"1.85 GHz"]
case "iPhone8,2": return ["A9":"1.85 GHz"]
case "iPhone9,1", "iPhone9,3": return ["A10 Fusion":"2.34 GHz"]
case "iPhone9,2", "iPhone9,4": return ["A10 Fusion":"2.34 GHz"]
case "iPhone8,4": return ["A9":"1.85 GHz"]
case "iPhone10,1", "iPhone10,4": return ["A11 Bionic":"2.39 GHz"]
case "iPhone10,2", "iPhone10,5": return ["A11 Bionic":"2.39 GHz"]
case "iPhone10,3", "iPhone10,6": return ["A11 Bionic":"2.39 GHz"]
case "iPad2,1", "iPad2,2", "iPad2,3", "iPad2,4":return ["A5":"1.0 GHz"]
case "iPad3,1", "iPad3,2", "iPad3,3": return ["A5X":"1.0 GHz"]
case "iPad3,4", "iPad3,5", "iPad3,6": return ["A6X":"1.4 GHz"]
case "iPad4,1", "iPad4,2", "iPad4,3": return ["A7":"1.4 GHz"]
case "iPad5,3", "iPad5,4": return ["A8X":"1.5 GHz"]
case "iPad6,11", "iPad6,12": return ["A9":"1.85 GHz"]
case "iPad2,5", "iPad2,6", "iPad2,7": return ["A5":"1.0 GHz"]
case "iPad4,4", "iPad4,5", "iPad4,6": return ["A7":"1.3 GHz"]
case "iPad4,7", "iPad4,8", "iPad4,9": return ["A7":"1.3 GHz"]
case "iPad5,1", "iPad5,2": return ["A8":"1.5 GHz"]
case "iPad6,3", "iPad6,4": return ["A9X":"2.16 GHz"] // underclocked
case "iPad6,7", "iPad6,8": return ["A9X":"2.24 GHz"]
case "iPad7,1", "iPad7,2": return ["A10X Fusion":"2.34 GHz"]
case "iPad7,3", "iPad7,4": return ["A10X Fusion":"2.34 GHz"]
case "AppleTV5,3": return ["A8":"1.4 GHz"]
case "AppleTV6,2": return ["A10X Fusion":"2.34 GHz"]
case "AudioAccessory1,1": return ["A8":"1.4 GHz"] // clock speed is a guess
default: return ["N/A":"N/A"]
}
}
}