OFFTEK 8GB Replacement Memory RAM Upgrade for HP-Compaq Pavilion Notebook 15-cs2685nd (DDR4-21300 (PC4-2666)) Laptop Memory

£65.70 £8.21/GB

14% cheaper per GB than the average 8GB DDR4 kit we track.

Laptop DDR4

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Specification

Price history

Typical price (median) 90-day £50.57 12-month £57.88 12-month low £24.90 All-time low £20.23 (2023-09-23)

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 20% of that year (last on 6 Dec 2025). Why medians, not averages ›

30-day avg £50.5790-day avg £56.01180-day avg £62.31 (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

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