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The best memory upgrades for your IBM Thinkpad R Series R400 (Type 7439) Notebook!

We've spent years amassing all the information we need to make sure you get the right memory for your IBM Thinkpad R Series R400 (Type 7439) Notebook. We guarantee this memory will work in your machine for the life of your machine. Your IBM Thinkpad R Series R400 (Type 7439) supports up to 8 GB in two slots and modules must be installed one at a time.

Install in matched pairs to utilize Dual Channel mode. Installing more than 4GB of memory will require a 64-bit Operating System. 

	Code	OEM	Description	Capacity	Kit Of	Price	inc VAT
SoDIMM
	951891	14192	4GB 204-pin DDR3 SoDIMM Non-ECC PC3-8500	4GB	1	£37.86	£45.43	Buy
	535197	10850	2GB 204-pin DDR3 SoDIMM PC3-10600 1333MHz	2GB	1	£19.29	£23.15	Buy
	535196	10849	1GB 204-pin DDR3 SoDIMM Non-ECC PC3-8500	1GB	1	£12.43	£14.92	Buy
SSD
	2233757	INSSD64GS25MXZ	64GB Integral Z Series SSD 2.5in SATA	64GB	1	£98.67	£118.40	Buy
	2233767	INSSD32GS25MXZ	32GB Integral Z Series SSD 2.5in SATA	32GB	1	£50.67	£60.80	Buy

More information about this machine

Detailed machine info Install in matched pairs to utilize Dual Channel mode. Installing more than 4GB of memory will require a 64-bit Operating System. Is base memory removeable? y Number of memory slots 2 Number of memory banks 2 Number of modules per bank 1 Maximum installable memory 8

Original Memory Configuration

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