8GB (2 x 4GB) DDR4 2666MHz PC4-21300 260-PIN SODIMM MEMORY RAM KIT COMPATIBLE WITH 27" RETINA 5K IMAC (2019/2020)

£60.00 £7.50/GB

22% cheaper per GB than the average 8GB DDR4 kit we track.

Mac DDR4 Unbuffered

★ 4.0/5 · 11 reviews on Amazon

Buy on Amazon.co.uk

Specification

Price history

Typical price (median) 90-day £60.00 12-month £60.00 12-month low £36.00 All-time low £32.00 (2024-10-06)

Modest Today’s price is 0% above this kit’s typical price for the past year, and it has been cheaper than this for 36% of that year (last on 1 Feb 2026). Why medians, not averages ›

30-day avg £60.0090-day avg £60.00180-day avg £60.00 (averages are pulled up by price spikes; the medians above are the better guide)

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
	£5.31best £/GB	£42.49▼ 28%	8GB	SK Hynix	Laptop	DDR4	SO-DIMM 2666MHz	Unbuffered	HYNIX SK 8GB 1RX8 DDR4 SO-DIMM PC4-21300 2666MHZ Memory Module HMA81GS6JJR8N-VKBuy📈★★★★½341
	£5.38	£43.00	8GB	SK Hynix	Laptop	DDR4	SO-DIMM 2666MHz	Unbuffered	SK Hynix 8GB 2666MHz HMA81GS6JJR8N-VK Sodimm Memory ModuleBuy📈★★★★½269
	£5.62	£44.99	8GB	SK Hynix	Laptop	DDR4	SO-DIMM 2666MHz	Unbuffered	937236-852 / M471A1K43CB1-CTD GNRC-SODIMM 8GB 2666MHz 1.2v DDR4Buy📈★★★★☆1
	£6.00	£48.00	8GB	GLOBAL MEMORY	Laptop	DDR4	SO-DIMM 2133MHz	Unbuffered	8GB DDR4 2133MHz PC4-17000 260-PIN SODIMM MEMORY RAM COMPATIBLE WITH LAPTOPS/NOTEBOOKSBuy📈★★½☆☆6
	£6.00	£48.00	8GB	GLOBAL MEMORY	Laptop	DDR4	SO-DIMM 2400MHz	Unbuffered	8GB DDR4 2400MHz PC4-19200 260-PIN SODIMM MEMORY RAM COMPATIBLE WITH LAPTOPS/NOTEBOOKSBuy📈★★★★★2
	£6.00	£48.00	8GB	GLOBAL MEMORY	Mac	DDR4	SO-DIMM 2400MHz	Unbuffered	8GB DDR4 2400MHz PC4-19200 260-PIN SODIMM MEMORY RAM COMPATIBLE WITH INTEL 27" RETINA 5K IMAC (2017)Buy📈★★★★½4

About this kit

• SIZE/CAPACITY: 8GB KIT (2 x 4GB)
• VOLTAGE/POWER CONSUMPTION: 1.2v
• CAS LATENCY: CL19
• SPEED: PC4-21300 (2666MHz)
• TYPE/INTERFACE: 260-PIN DDR4 SODIMM
• IMAC 2019

Global Memory 8GB (2 x 4GB) 260-PIN SODIMM Memory Ram Kit is designed for high-performance overclocking. Slim form, sleek design and higher performance with low power consumption. Improve your system's responsiveness, run apps faster and multitask with ease. Compatible with 27" Retina 5K IMAC (2019/2020).

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