Sorry for top posting, but Robert and Marek seem to have missed the point of 
the OP’s request, to wit:

> The “Model Identifier” like “MacBook8,1” is not sufficient to uniquely 
> describe a model

Unsurprisingly John, I don’t know the answer either I’m afraid. ;-).


Best


Phil



> On 14 Sep 2015, at 16:17, Marek Hrušovský <xhrus...@gmail.com> wrote:
> 
> NSPipe *outputPipe = [NSPipe pipe];NSTask *task = [[NSTask alloc]
> init];[task setLaunchPath:@"/usr/sbin/system_profiler"];[task
> setArguments:@[@"SPHardwareDataType"]];[task
> setStandardOutput:outputPipe];[task launch];[task
> waitUntilExit];NSData *outputData = [[outputPipe fileHandleForReading]
> readDataToEndOfFile];NSString *hardware = [[NSString alloc]
> initWithData:outputData encoding:NSUTF8StringEncoding];
> 
> 
> Mareks-MacBook-Pro:~ xhruso00$ /usr/sbin/system_profiler SPHardwareDataType
> 
> Hardware:
> 
> 
>    Hardware Overview:
> 
> 
>      Model Name: MacBook Pro
> 
>      Model Identifier: MacBookPro6,2
> 
>      Processor Name: Intel Core i5
> 
>      Processor Speed: 2,4 GHz
> 
>      Number of Processors: 1
> 
>      Total Number of Cores: 2
> 
>      L2 Cache (per Core): 256 KB
> 
>      L3 Cache: 3 MB
> 
>      Memory: 8 GB
> 
>      Processor Interconnect Speed: 4,8 GT/s
> 
>      Boot ROM Version: MBP61.0057.B10
> 
>      SMC Version (system): 1.58f17
> 
>      Serial Number (system): hidden
> 
>      Hardware UUID: hidden
> 
>      Sudden Motion Sensor:
> 
>          State: Enabled
> 
> On Mon, Sep 14, 2015 at 10:17 AM, Robert Tillyard <r...@atvetsystems.com>
> wrote:
> 
>> Hello, John,
>> 
>> I use this to get the model number:
>> 
>> 
>> + (NSString *)computerModel
>> {
>>        char modelBuffer[256];
>>        size_t sz = sizeof(modelBuffer);
>> 
>>        if (0 == sysctlbyname("hw.model", modelBuffer, &sz, NULL, 0)) {
>>                modelBuffer[sizeof(modelBuffer) - 1] = 0;
>>                return [NSString stringWithCString:modelBuffer
>> encoding:[NSString defaultCStringEncoding]];
>>        }
>> 
>>        return nil;
>> }
>> 
>> Regards, Rob.
>> 
>> 
>>> On 14 Sep 2015, at 01:09, John Daniel <etresoft.apple.li...@icloud.com>
>> wrote:
>>> 
>>> Hello,
>>> Does anyone know of an API or utility that will identify specific Mac
>> models? The “Model Identifier” like “MacBook8,1” is not sufficient to
>> uniquely describe a model. MacBook8,1 covers all colours of the new
>> MacBook. I am trying to differentiate the silver, from the space grey, from
>> the gold.
>>> 
>>> My app has an animation where it cycles through various Macs like a slot
>> machine, finally landing on the user’s specific machine. I used to just
>> look at the “Model Identifier”. I could pretty easily identify the matching
>> machine image from
>> /System/Library/CoreServices/CoreTypes.bundle/Contents/Resources.
>>> 
>>> However, the images for the new retina MacBook are in a different
>> location. I found where they live in an apparently randomly-named
>> framework, but I still can’t connect a specific image with the user’s
>> specific machine. There is a private API for the UIDevice class in iOS that
>> provides similar information. Is there anything like this for the Mac?
>>> 
>>> Thanks,
>>> 
>>> John Daniel
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