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The best memory upgrades for your Lenovo Thinkpad R Series R51 (Type 1840) Notebook!

We've spent years amassing all the information we need to make sure you get the right memory for your Lenovo Thinkpad R Series R51 (Type 1840) Notebook. We guarantee this memory will work in your machine for the life of your machine. Your Lenovo Thinkpad R Series R51 (Type 1840) supports up to 2 GB in two slots and modules must be installed one at a time.

 

  Code OEM DescriptionCapacityKit OfPriceinc VAT 
expand   SoDIMM
1GB 2.5V DDR 200pin PC333 x64 SODIMM 200pin DDR P 31P9834 2615714 31P9834 1GB 2.5V DDR 200pin PC333 x64 SODIMM 200pin DDR P 1GB1 £48.40 £58.08 Buy
512MB 2.5V DDR 200pin PC333 x64 SODIMM 200pin DDR P 31P9832 2615715 31P9832 512MB 2.5V DDR 200pin PC333 x64 SODIMM 200pin DDR P 512MB1 £17.04 £20.45 Buy
256MB 2.5V DDR 200pin PC333 x64 SODIMM 200pin DDR P 31P9830 2615716 31P9830 256MB 2.5V DDR 200pin PC333 x64 SODIMM 200pin DDR P 256MB1 £10.43 £12.52 Buy

More information about this machine

Detailed machine info

Is base memory removeable?y
Number of memory slots2
Number of memory banks2
Number of modules per bank1
Maximum installable memory2

Original Memory Configuration

more about your Lenovo Thinkpad R Series R51 (Type 1840) machine
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