M1 CPU features

Gary Palter palter at clozure.com
Mon Apr 26 17:31:36 UTC 2021


Yes, that’s all it shows …

  - Gary


> On Apr 26, 2021, at 1:30 PM, Jason Liu <jasonliu at umich.edu> wrote:
> 
> That's it?! For all of machdep.cpu?! That's surprisingly minimal.... :/
> 
> -- 
> Jason Liu
> 
> 
> On Mon, Apr 26, 2021 at 1:25 PM Gary Palter <palter at clozure.com <mailto:palter at clozure.com>> wrote:
> [palter at miniMe ~/VLM/IssuesAndWiki.wiki](155)$ sysctl machdep.cpu.brand_string ; sysctl machdep.cpu | grep -i "avx\|sse"
> machdep.cpu.brand_string: Apple M1
> [palter at miniMe ~/VLM/IssuesAndWiki.wiki](156)$ sysctl machdep.cpu
> machdep.cpu.cores_per_package: 8
> machdep.cpu.core_count: 8
> machdep.cpu.logical_per_package: 8
> machdep.cpu.thread_count: 8
> machdep.cpu.brand_string: Apple M1
> [palter at miniMe ~/VLM/IssuesAndWiki.wiki](157)$ 
> 
>   - Gary
> 
> 
>> On Apr 26, 2021, at 1:20 PM, Jason Liu <jasonliu at umich.edu <mailto:jasonliu at umich.edu>> wrote:
>> 
>> Can someone who owns an M1 Mac run the following command and let me know what the output is?
>> 
>> sysctl machdep.cpu.brand_string ; sysctl machdep.cpu | grep -i "avx\|sse"
>> 
>> -- 
>> Jason Liu
> 

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