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The best memory upgrades for your Compaq Presario Notebook C CQ4 Series CQ40-155TU Notebook!

We've spent years amassing all the information we need to make sure you get the right memory for your Compaq Presario Notebook C CQ4 Series CQ40-155TU Notebook. We guarantee this memory will work in your machine for the life of your machine. Your Compaq Presario Notebook C CQ4 Series CQ40-155TU 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. Compatible with upto 800MHz modules. Mixing module speeds will default to the lowest speed. 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 11056 1078917 11056 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 482169-001 1078919 482169-001 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 482168-001 1078918 482168-001 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. Compatible with upto 800MHz modules. Mixing module speeds will default to the lowest speed. 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 memory8

Original Memory Configuration

more about your Compaq Presario Notebook C CQ4 Series CQ40-155TU machine
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