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Groups > uk.comp.sys.mac > #182173
| From | "David B." <BD@hotmail.co.uk> |
|---|---|
| Newsgroups | uk.comp.sys.mac |
| Subject | Re: RAM advice - 27" iMac |
| Date | 2025-10-29 18:24 +0000 |
| Message-ID | <mmf4erF6e7uU1@mid.individual.net> (permalink) |
| References | <LnnMQ.38489$nHA8.19336@usenetxs.com> <_h2cnWZQzIcsr5_0nZ2dnZfqnPWdnZ2d@supernews.com> |
On 29/10/2025 15:28, Tyrone wrote: > On Oct 29, 2025 at 8:02:51 AM EDT, "Another John" <lalaw44@hotmail.com> wrote: > >> Hello all >> >> I have a 27" Retina iMac, year 2019. Quite often, seems to be struggling: >> spinning rainbow disc, slight hesitations in doing things, etc. >> >> I think it may be that Sequoia (15.6.1) is too 'heavy' for it - ??? I only >> have 8GB RAM installed - 2x4GB DIMMs. >> (My "other" 27" has 16GB, but that's vintage 2013, and I understand that that >> RAM won't go into the 2019 one). >> >> I am thinking I ought to boost the RAM in the 2019 one. I've been led to >> believe (by various discussions I found) that I should upgrade the RAM with >> the same DIMMs as are already installed -- so I think my max upgrade will be >> to 16GB (two more 4GB DIMMs). [unless I go mad and buy, e.g. four 8GB DIMMs - >> which would be beyond my budget.]. >> >> Aside: briefly scanning the DIMM suppliers, it seems that 4GB DIMMs are now >> quite hard to come by! >> >> Do you have any opinions about any of the above? If so, thanks in >> anticipation, > > The RAM specs for your iMac are here: > > <https://support.apple.com/en-us/108317> > > RAM sticks are typically installed in pairs. This has 4 slots and as you noted > 4GB DIMMS are hard to find these days. So you could get two 8GB SO-DIMMS and > keep your existing two 4GB SO-DIMMS and have 24GB total. > > BTW this model can take up to 64GB total, 4 x 16GB. What you say is 100% correct. It is exactly how I upgraded *MY* 27 inch iMac! 🙂
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RAM advice - 27" iMac Another John <lalaw44@hotmail.com> - 2025-10-29 12:02 +0000
Re: RAM advice - 27" iMac Tyrone <none@none.none> - 2025-10-29 15:28 +0000
Re: RAM advice - 27" iMac "David B." <BD@hotmail.co.uk> - 2025-10-29 18:24 +0000
Re: RAM advice - 27" iMac Theo <theom+news@chiark.greenend.org.uk> - 2025-10-29 17:40 +0000
Re: RAM advice - 27" iMac Theo <theom+news@chiark.greenend.org.uk> - 2025-10-29 18:01 +0000
Re: RAM advice - 27" iMac RJH <patchmoney@gmx.com> - 2025-10-30 00:47 +0000
Re: RAM advice - 27" iMac Tyrone <none@none.none> - 2025-10-30 00:55 +0000
Re: RAM advice - 27" iMac Alan B <alanrichardbarker@gmail.com.invalid> - 2025-10-30 06:20 +0000
Re: RAM advice - 27" iMac RJH <patchmoney@gmx.com> - 2025-10-30 07:08 +0000
Re: RAM advice - 27" iMac Jaimie Vandenbergh <jaimie@usually.sessile.org> - 2025-10-30 09:25 +0000
Re: RAM advice - 27" iMac Alan B <alanrichardbarker@gmail.com.invalid> - 2025-10-30 09:34 +0000
Re: RAM advice - 27" iMac "David B." <BD@hotmail.co.uk> - 2025-10-30 11:04 +0000
Re: RAM advice - 27" iMac Alan B <alanrichardbarker@gmail.com.invalid> - 2025-10-30 11:33 +0000
Re: RAM advice - 27" iMac Mark <captain.black@gmail.com> - 2025-10-30 16:39 +0000
Re: RAM advice - 27" iMac Another John <lalaw44@hotmail.com> - 2025-10-31 16:14 +0000
Re: RAM advice - 27" iMac Theo <theom+news@chiark.greenend.org.uk> - 2025-10-31 16:37 +0000
Re: RAM advice - 27" iMac "David B." <BDonBlockNews@invalid.invalid> - 2025-10-31 16:37 +0000
Re: RAM advice - 27" iMac Jaimie Vandenbergh <jaimie@usually.sessile.org> - 2025-10-30 09:22 +0000
Re: RAM advice - 27" iMac "David B." <BD@hotmail.co.uk> - 2025-10-30 11:02 +0000
Re: RAM advice - 27" iMac Another John <lalaw44@hotmail.com> - 2025-11-13 14:59 +0000
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