Apple’s approach is to use the same firmware within a given ID Series so in your case the [https://everymac.com/ultimate-mac-lookup/?search_keywords=iMac17,1|iMac17,1] and the [https://everymac.com/ultimate-mac-lookup/?search_keywords=iMac19,1|iMac19,1]
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Apple’s approach is to use the same firmware within a given ID Series so in your case the [link|https://everymac.com/ultimate-mac-lookup/?search_keywords=iMac17,1|iMac17,1] and the [link|https://everymac.com/ultimate-mac-lookup/?search_keywords=iMac19,1|iMac19,1]
'''Late 2015 - Skylake'''
* I5-6500
* I5-6600
* I7-6700K
-
'''2019 - Coffee Lake'''
* I5-8500
* I5-8600
* I5-9600K
-
* These are very different Intel CPU series which use very different micro-code. Apple does not load up their EFI with multiple micro-code builds.
-
* Bottom line you are limited to what the given series offered in some rare cases (very rare) you might have an option. Sadly not here.
+
These are very different Intel CPU series which use very different micro-code. Apple does not load up their EFI with multiple micro-code builds.
-
**
-
-
[quote]**[/quote]
+
'''Bottom line''': You are limited to what the given series offered in some rare cases (very rare) you might have an option. Sadly not here.
Apple’s approach is to use the same firmware within a given ID Series so in your case the [https://everymac.com/ultimate-mac-lookup/?search_keywords=iMac17,1|iMac17,1] and the [https://everymac.com/ultimate-mac-lookup/?search_keywords=iMac19,1|iMac19,1]
'''Late 2015 - Skylake'''
* I5-6500
* I5-6600
* I7-6700K
'''2019 - Coffee Lake'''
* I5-8500
* I5-8600
* I5-9600K
* These are very different Intel CPU series which use very different micro-code. Apple does not load up their EFI with multiple micro-code builds.
* Bottom line you are limited to what the given series offered in some rare cases (very rare) you might have an option. Sadly not here.
**
[quote]**[/quote]