Corsair CMX4GX3M1A1333C9 XMS3 4GB (1x4GB) DDR3 1333 Mhz CL9 Performance Desktop Memory Module

£146.76 £36.69/GB

414% dearer per GB than the average 4GB DDR3 kit we track.

Desktop DDR3

Buy on Amazon.co.uk

Specification

Price history

Typical price (median) 90-day £146.76 12-month £167.59 12-month low £98.55 All-time low £10.05 (2016-08-20)

Dear for the market Today’s price is 12% below this kit’s typical price for the past year, and it has been cheaper than this for 17% of that year (last on 6 Jan 2026). At £36.69/GB it is dear against the £5.85/GB typical for DDR3 today. Why medians, not averages ›

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
	£1.91best £/GB	£7.64	4GB	Yaootely	Desktop	DDR3	DIMM 1333MHz	-	Yaootely 4GB DDR3 Memory REG 1333MHz PC3-10600 15V DIMM 240 Pins Desktop MemoriaBuy📈-
	£3.00	£11.99	4GB	Rasalas	Desktop	DDR3	DIMM 1600MHz	Unbuffered	Rasalas 4GB PC3-12800U DDR3 1600MHz Desktop Memory DDR3 12800 PC3L-1600 240Pin DIMM RAM 2RX8 CL11 1.35V UDIMM RAM Memory for Desktop ComputerBuy📈★★★★½120
	£3.25	£12.99▼ 7%	4GB	Timetec	Desktop	DDR3	DIMM 1333MHz	Non-ECCUnbuffered	Timetec 4GB DDR3 / DDR3L 1333MHz PC3-10600 Non-ECC Unbuffered 1.5V / 1.35V CL9 2Rx8 Low Density Dual Rank 240 Pin UDIMM Desktop PC Computer Memory RAM Module Upgrade (4GB)Buy📈★★★★½806
	£3.40	£13.59★▼ 26%	4GB	Patriot Memory	Desktop	DDR3	DIMM 1600MHz	Non-ECCUnbuffered	Patriot Memory PSD34G160081H 4 GB DDR3 1600 PC3 12800 RAM Memory Module with Heatshield - BlackBuy📈★★★★☆14
	£3.49	£13.95	4GB	Integral	Mac	DDR3	DIMM 1600MHz	-	Integral 4GB DDR3 RAM 1600MHz PC3-12800 1.5V DIMM Desktop/Computer Memory ModuleBuy📈-
	£3.57	£14.28	4GB	Lafeier	Server	DDR3	DIMM 1333MHz	ECCUnbuffered	Lafeier 4GB 2RX8 PC3-10600E 1.5V DDR3 1333MHz ECC Memory RAM Unbuffered for Server Workstation(4G)Buy📈-

About this kit

• 4GB (1x4GB) for Single Channel DDR3 for AMD and Intel Core i3/i5 and i7 processors
• 1333MHz
• 9-9-9-24 latency
• XMS Heat Spreader
• 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.

Corsair XMS3 4GB DDR3 Performance Desktop Memory Module Corsair’s mainstream memory solution 4GB (1x4GB) 1333MHz 9-9-9-24 for AMD and Intel Core i3, i5 and Core i7 dual channel memory processors and platform. The XMS3 family is Corsair’s mainstream line of performance DDR3 memory. These modules allow users to experience outstanding memory performance and stability. Available in Corsair’s XMS heat spreaders, each module is built using carefully selected RAMs. Key Features include: 4GB (1x4GB) for Single Channel DDR3 for AMD and Intel Core i3/i5 and i7 processors;1333MHz;9-9-9-24 latency;XMS Heat Spreader;Limited Lifetime Warranty

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