A-Tech Components 64GB (4x16GB) RAM for Apple iMac 2017 27 inch Retina 5K | DDR4 2400MHz SODIMM PC4-19200 2Rx8 1.2V 260-Pin SO-DIMM Memory Upgrade Kit

£341.76 £5.34/GB

49% cheaper per GB than the average 64GB DDR4 kit we track.

Mac DDR4 ECC Unbuffered

Buy on Amazon.co.uk

Specification

Price history

Typical price (median) 90-day £345.68 12-month £357.19 12-month low £154.39 All-time low £142.14 (2025-05-28)

Modest Today’s price is 4% below this kit’s typical price for the past year, and it has been cheaper than this for 35% of that year (last on 11 Sep 2026). Why medians, not averages ›

30-day avg £341.8790-day avg £350.85180-day avg £379.52 (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	£340.00	64GB (4x16GB)	GLOBAL MEMORY	Mac	DDR4	SO-DIMM 2400MHz	Unbuffered	64GB (4 x 16GB) DDR4 2400MHz PC4-19200 260-PIN SODIMM MEMORY RAM KIT COMPATIBLE WITH INTEL 27" RETINA 5K IMAC (2017)Buy📈-
	£5.59	£358.05	64GB (4x16GB)	Timetec	Mac	DDR4	SO-DIMM 2666MHz	Non-ECCUnbuffered	Timetec 64GB KIT(4x16GB) Compatible for Apple DDR4 2666MHz for Mid 2020 iMac (20,1/20,2) / Mid 2019 iMac (19,1) 27-inch w/Retina 5K Display PC4-21333 / PC4-21300 CL19 SODIMM Memory MAC RAM UpgradeBuy📈-
	£5.62	£359.73	64GB (4x16GB)	A-Tech	Mac	DDR4	SO-DIMM 2666MHz	Non-ECCUnbuffered	A-Tech 64GB Kit (4x16GB) RAM for Apple iMac 2019 & 2020 27 inch Retina 5K | DDR4 2666 MHz SODIMM PC4-21300 / PC4-21333 260-Pin SO-DIMM Memory UpgradeBuy📈-
	£5.98	£382.55▼ 51%	64GB (2x32GB)	Timetec	Laptop	DDR4	SO-DIMM 3200MHz	Non-ECCUnbuffered	Timetec 64GB KIT(2x32GB) DDR4 3200MHz PC4-25600 Non-ECC Unbuffered 1.2V CL22 2Rx8 Dual Rank 260 Pin SODIMM Compatible with AMD and Intel Gaming Laptop Notebook PC Computer Memory RAM Module UpgradeBuy📈-
	£6.07	£388.71	64GB (2x32GB)	PNY	Laptop	DDR4	SO-DIMM 3200MHz	Non-ECCUnbuffered	PNY Performance 64GB (2x32GB) DDR4 DRAM 3200MHz (PC4-25600) CL22 1.2V Dual Rank Notebook/Laptop (SODIMM) Laptop Memory Kit - MN64GK2D43200-TBBuy📈★★★★½49
	£6.97	£445.90	64GB (2x32GB)	A-Tech	Mac	DDR4	SO-DIMM 2666MHz	Non-ECCUnbuffered	A-Tech 64GB Kit (2x32GB) RAM for Apple iMac & Mac mini (2018, 2019 & 2020) | DDR4 2666 MHz SODIMM PC4-21300 / PC4-21333 260-Pin SO-DIMM Memory UpgradeBuy📈-

About this kit

• 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.
• 64GB Kit (4 x 16GB) DDR4 2400MHz (PC4-19200 / PC4-2400) 2rx8 1.2v Memory RAM Modules (260-pin SO-DIMM)
• * WARNING * This memory is NOT for Space Gray Apple iMac PRO models. Apple iMac PRO models require the use of ECC RDIMM modules
• Genuine A-Tech Brand Lifetime Warranty! Toll Free Technical Support
• Designed for Apple iMac Mid 2017 Silver Tapered Edge Aluminum 27-Inch 5K Retina Display Models: MNE92LL/A - MNEA2LL/A - MNED2LL/A - BTO/CTO - iMac18,3 - A1419 (EMC 3070)

A-Tech is one of the most trusted names in Premium Memory. Backed by a Lifetime Warranty and 5 star customer support, A-Tech has you covered! Memory upgrades have never been easier. Designed specifically to help your Mac system run faster and smoother, an A-Tech memory upgrade is one of the fastest, most affordable, and easiest ways to improve your Mac system's performance. A-Tech memory empowers your Mac to achieve faster loading times, system responsiveness, and increased ability to multitask and handle data-intensive programs. A-Tech modules are rigorously tested to ensure that your memory meets our stringent compatibility and performance standards. Every A-Tech RAM module is tested for complete functionality before it leaves our doors. Give your Mac the best, trust A-Tech!

As an Amazon Associate we earn from qualifying purchases. Price and availability shown are as of the last update and may change on Amazon.