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The best memory upgrades for your Compaq Pavilion Desktop A A66 Series A6621.FR Desktop!

We've spent years amassing all the information we need to make sure you get the right memory for your Compaq Pavilion Desktop A A66 Series A6621.FR Desktop. We guarantee this memory will work in your machine for the life of your machine. Your Compaq Pavilion Desktop A A66 Series A6621.FR supports up to 4 GB in four slots and modules must be installed one at a time.

Install in matched pairs to utilize Dual Channel mode. 

  Code OEM DescriptionCapacityKit OfPriceinc VAT 
expand   DIMM
1GB 240PIN 677MHZ 64BIT NP DDR-2 DIMM 240pin DDRI PX976AT 2200436 PX976AT 1GB 240PIN 677MHZ 64BIT NP DDR-2 DIMM 240pin DDRI 1GB1 £18.40 £22.08 Buy
512MB 240PIN 677MHZ 64BIT NP DDR-2 DIMM 240pin DDRI PX975AT 2200435 PX975AT 512MB 240PIN 677MHZ 64BIT NP DDR-2 DIMM 240pin DDRI 512MB1 £10.43 £12.52 Buy
256MB 240PIN 677MHZ 64BIT NP DDR-2 DIMM 240pin DDRI PX974AA 2200434 PX974AA 256MB 240PIN 677MHZ 64BIT NP DDR-2 DIMM 240pin DDRI 256MB1 £0.00 £0.00 Call us

More information about this machine

Detailed machine info

Install in matched pairs to utilize Dual Channel mode.

Is base memory removeable?y
Number of memory slots4
Number of memory banks4
Number of modules per bank1
Maximum installable memory4

Original Memory Configuration

more about your Compaq Pavilion Desktop A A66 Series A6621.FR machine
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