Crucial RAM 8GB Kit (2x4GB) DDR4 2666 MHz CL19 Desktop Memory CT2K4G4DFS8266

£112.95 £14.12/GB

47% dearer per GB than the average 8GB DDR4 kit we track.

Desktop DDR4 Non-ECC Unbuffered

★ 4.6/5 · 107 reviews on Amazon

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Specification

Price history

Typical price (median) 90-day £105.00 12-month £94.95 12-month low £29.00 All-time low £16.98 (2023-08-07)

Dear for the market Today’s price is 19% above this kit’s typical price for the past year, and it has been cheaper than this for 62% of that year (last on 4 Sep 2026). At £14.12/GB it is dear against the £8.22/GB typical for DDR4 today. Why medians, not averages ›

30-day avg £104.0290-day avg £104.10180-day avg £106.94 (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
	£5.62best £/GB	£44.99	8GB	SP Silicon Power	Desktop	DDR4	DIMM 2666MHz	Non-ECCUnbuffered	Silicon Power 8GB-DDR4-2666MHz 288 pin CL19 1.2V Non-ECC Unbuffered-UDIMM Desktop Memory - Compatible with Intel Skylake-X Platforms/Kaby Lake-X CPU Series motherboardsBuy📈★★★★☆28
	£6.00	£48.00	8GB	GLOBAL MEMORY	Desktop	DDR4	DIMM 2133MHz	-	8GB DDR4 2133MHz PC4-17000 288-PIN DIMM MEMORY RAM COMPATIBLE WITH PC DESKTOPS/MOTHERBOARDSBuy📈★★★★½17
	£6.00	£48.00	8GB	GLOBAL MEMORY	Desktop	DDR4	DIMM 2400MHz	-	8GB DDR4 2400MHz PC4-19200 288-PIN DIMM MEMORY RAM COMPATIBLE WITH PC DESKTOPS/MOTHERBOARDSBuy📈★☆☆☆☆1
	£6.00	£48.00	8GB	SK Hynix	Server	DDR4	DIMM 2133MHz	ECCBuffered	SK Hynix HMA41GR7AFR4N-TF 8GB PC4 2133MHz REG ECC DIMM Memory ModuleBuy📈★★★★☆11
	£6.37	£50.95	8GB	Integral	Mac	DDR4	DIMM 2400MHz	-	Integral 8GB DDR4 RAM 2400MHz PC4-19200 DIMM Desktop/Computer Memory ModuleBuy📈★★★★☆22
	£6.37	£50.99	8GB	Timetec	Desktop	DDR4	DIMM 2400MHz	Non-ECCUnbuffered	Timetec 8GB DDR4 2400MHz (PC4-2400T) PC4-19200 UDIMM Desktop RAM – 288-Pin 1.2V CL17 Non-ECC Unbuffered DIMM Memory Module UpgradeBuy📈★★★★½85

About this kit

• Improve your system's responsiveness, run apps faster and multitask with ease
• Install with ease; no computer skills required. How-to guides available at Crucial
• Compatibility assurance when using the Crucial System Scanner or Crucial Advisor Tool
• Micron quality and reliability is backed by superior component and module level testing and 42 years of memory expertise
• ECC Type = Non-ECC, Form Factor = UDIMM, Pin Count = 288-pin, PC Speed = PC4-21300, Voltage = 1.2V, Rank and Configuration = 1Rx8

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