# Performance issues on Mac M1?

**URL:** <https://discourse.slicer.org/t/performance-issues-on-mac-m1/22564>\
**Category:** Support\
**Tags:** macos\
**Created:** [March 17, 2022, 3:30pm UTC](https://discourse.slicer.org/t/performance-issues-on-mac-m1/22564 "2022-03-17T15:30:20Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![sannpeterson](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/sannpeterson/32/10892_2.png) [@sannpeterson](https://discourse.slicer.org/u/sannpeterson)\
**Post date:** [August 4, 2022, 1:26am UTC](https://discourse.slicer.org/t/performance-issues-on-mac-m1/22564/5 "2022-08-04T01:26:58Z")

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I also posted about this same issue. Performance on my brand new Macbook Pro M1 is very unreliable. I’ve tried working with smaller areas but it doesn’t seem to matter much. Sometimes it runs smoothly but most of the time it’s painfully slow. I switched back over to windows just to use Slicer.

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_[View the full topic](https://discourse.slicer.org/t/performance-issues-on-mac-m1/22564)._