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The best memory upgrades for your Toshiba Satellite U Series U400-189 Notebook!

We've spent years amassing all the information we need to make sure you get the right memory for your Toshiba Satellite U Series U400-189 Notebook. We guarantee this memory will work in your machine for the life of your machine. Your Toshiba Satellite U Series U400-189 supports up to 8192 MB 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 DescriptionCapacityKit OfPriceinc VAT 
expand   SoDIMM
4GB 200PIN 677MHZ 64BIT NP DDR-2 SODIMM 240pin DD PA3670U-1M4G 2692329 PA3670U-1M4G 4GB 200PIN 677MHZ 64BIT NP DDR-2 SODIMM 240pin DD 4GB1 £98.57 £118.28 Buy
2GB 200PIN 677MHZ 64BIT NP DDR-2 SODIMM 240pin DD PA3669U-1M2G 2692330 PA3669U-1M2G 2GB 200PIN 677MHZ 64BIT NP DDR-2 SODIMM 240pin DD 2GB1 £27.86 £33.43 Buy
1GB 200PIN 677MHZ 64BIT NP DDR-2 SODIMM 240pin DD PA3668U-1M1G 2692331 PA3668U-1M1G 1GB 200PIN 677MHZ 64BIT NP DDR-2 SODIMM 240pin DD 1GB1 £12.40 £14.88 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 slots2
Number of memory banks2
Number of modules per bank1
Maximum installable memory8192

Original Memory Configuration

more about your Toshiba Satellite U Series U400-189 machine
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