Hynix SK HMA851S6DJR6N-VK - 4GB DDR4 2666MHz Non-ECC SODIMM RAM

£39.75 £9.94/GB

3% cheaper per GB than the average 4GB DDR4 kit we track.

Laptop DDR4 Non-ECC Unbuffered

★ 4.6/5 · 127 reviews on Amazon

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Specification

Price history

Typical price (median) 90-day £34.95 12-month £34.95 12-month low £29.07 All-time low £16.42 (2021-09-26)

Not really a deal Today’s price is 14% above this kit’s typical price for the past year, and it has been cheaper than this for 14% of that year (last on 25 Feb 2026). Why medians, not averages ›

30-day avg £34.9590-day avg £37.73180-day avg £42.19 (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
	£6.38best £/GB	£25.51	4GB	Karmatech	Laptop	DDR4	SO-DIMM 3200MHz	Unbuffered	KARMATECH DDR4 SODIMM RAM (Refurbished) - 4GB/8GB/16GB/32GB - 2400/2666/3200 MHz (2666 MHz, Green, 4GB)Buy📈★☆☆☆☆1
	£6.66	£26.62	4GB	Karmatech	Laptop	DDR4	SO-DIMM 3200MHz	Unbuffered	KARMATECH DDR4 SODIMM RAM (Refurbished) - 4GB/8GB/16GB/32GB - 2400/2666/3200 MHz (2400 MHz, Green, 4GB)Buy📈-
	£7.50	£30.00	4GB	GLOBAL MEMORY	Laptop	DDR4	SO-DIMM 2133MHz	Unbuffered	4GB DDR4 2133MHz PC4-17000 260-PIN SODIMM MEMORY RAM COMPATIBLE WITH LAPTOPS/NOTEBOOKSBuy📈★★★☆☆2
	£7.50	£30.00	4GB	GLOBAL MEMORY	Laptop	DDR4	SO-DIMM 2400MHz	Unbuffered	4GB DDR4 2400MHz PC4-19200 260-PIN SODIMM MEMORY RAM COMPATIBLE WITH LAPTOPS/NOTEBOOKSBuy📈★★★★★1
	£7.50	£30.00	4GB	GLOBAL MEMORY	Mac	DDR4	SO-DIMM 2400MHz	Unbuffered	4GB DDR4 2400MHz PC4-19200 260-PIN SODIMM MEMORY RAM COMPATIBLE WITH INTEL 27" RETINA 5K IMAC (2017)Buy📈★★★★★1
	£7.50	£30.00	4GB	GLOBAL MEMORY	Mac	DDR4	SO-DIMM 2666MHz	Unbuffered	4GB DDR4 2666MHz PC4-21300 260-PIN SODIMM MEMORY RAM COMPATIBLE WITH 27" RETINA 5K IMAC (2019/2020)Buy📈★★★★☆2

About this kit

• HMA851S6DJR6N VK
• DDR4 SODIMM
• 4GB 2666MHz
• Please make sure this module is compatible with your system before purchasing.

These Speichermodul wird von SK Hynix hergestellt, einem renommierten Namen in der Herstellung von RAM. These SODIMMs have 4 GB Kapazität and läuft mit einer Geschwindigkeit von 2666 MHz. Dieses Produkt ist nicht-ECC, bitte stellen Sie vor dem Kauf sicher, dass es mit Ihrem System compatible ist.

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