OWC - 32GB OWC Memory Upgrade Kit - 4 x 8GB PC19200 DDR4 2400MHz SO-DIMMs for 27-inch iMac with Retina 5K (Mid 2017) and compatible PCs

£555.92 £17.37/GB

115% dearer per GB than the average 32GB DDR4 kit we track.

Mac DDR4 Unbuffered

★ 4.4/5 · 39 reviews on Amazon

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Specification

Price history

180-day avg £352.21 All-time low £73.21 (2025-09-29)

Cheaper per GB in the same spec

Same generation, capacity and form factor as this kit, ranked by £/GB. See all ›

	£/GB	Price	Capacity	Manufacturer	For	Type	Form Factor	ECC / Buffered	Description
	£4.91best £/GB	£156.99	32GB (2x16GB)	Timetec	Laptop	DDR4	SO-DIMM 2133MHz	Non-ECCUnbuffered	Timetec Premium 32GB KIT (2x16GB) DDR4 2133MHz (PC4-2133P) PC4-17000 SODIMM Laptop RAM – 260-Pin 1.2V CL15 Non-ECC Unbuffered Memory Module for Laptop, Notebook, Mini PC, All-in-OneBuy📈★★★★★4
	£5.09	£162.99	32GB (2x16GB)	Timetec	Laptop	DDR4	SO-DIMM 2666MHz	Non-ECCUnbuffered	Timetec 32GB KIT (2x16GB) DDR4 2666MHz (PC4-2666V) PC4-21300 SODIMM Laptop RAM – 260-Pin 1.2V CL19 Non-ECC Unbuffered Memory Module for Laptop, Notebook, Mini PC, All-in-OneBuy📈★★★★☆236
	£5.09	£162.99	32GB (2x16GB)	Timetec	Laptop	DDR4	SO-DIMM 2666MHz	Non-ECCUnbuffered	Timetec Premium 32GB KIT (2x16GB) DDR4 2666MHz (PC4-2666V) PC4-21300 SODIMM Laptop RAM – 260-Pin 1.2V CL19 Non-ECC Unbuffered Memory Module for Laptop, Notebook, Mini PC, All-in-OneBuy📈★★★★½34
	£5.09	£162.99	32GB (2x16GB)	Timetec	Laptop	DDR4	SO-DIMM 2400MHz	Non-ECCUnbuffered	Timetec Premium 32GB KIT (2x16GB) DDR4 2400MHz (PC4-2400T) PC4-19200 SODIMM Laptop RAM – 260-Pin 1.2V CL17 Non-ECC Unbuffered Memory Module for Laptop, Notebook, Mini PC, All-in-OneBuy📈★★★★½21
	£5.09	£162.99	32GB (2x16GB)	Timetec	Laptop	DDR4	SO-DIMM 2400MHz	Non-ECCUnbuffered	Timetec 32GB KIT (2x16GB) DDR4 2400MHz (PC4-2400T) PC4-19200 SODIMM Laptop RAM – 260-Pin 1.2V CL17 Non-ECC Unbuffered Memory Module for Laptop, Notebook, Mini PC, All-in-OneBuy📈★★★★½428
	£5.18	£165.81	32GB (2x16GB)	Timetec	Laptop	DDR4	SO-DIMM 2133MHz	Non-ECCUnbuffered	Timetec 32GB KIT (2x16GB) DDR4 2133MHz (PC4-2133P) PC4-17000 SODIMM Laptop RAM – 260-Pin 1.2V CL15 Non-ECC Unbuffered Memory Module for Laptop, Notebook, Mini PC, All-in-OneBuy📈★★★★½404

About this kit

• 32.0GB (4 x 8.0GB) 2400MHZ DDR4 SO-DIMM PC4-19200 260 Pin CL17 Memory Upgrade for Mid 2017 iMac 27" w/ Retina 5K models and PCs which utilize PC4-19200 SO-DIMM
• Memory Upgrade Kit For iMac 27" 2017 with Retina 5K display with processors: 27" i5 3.4GHz, 27" i5 3.5GHz, 27" i5 3.8GHz, 27" i7 4.2GHz
• Install in pairs (2 modules at a time) for the best performance, iMac 5K comes with 4 memory slots supporting up to 16GB per slot (iMac 5K supports 64GB total memory)
• International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

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