The best memory upgrades for your Compaq Pavilion Desktop Series Other 6420.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 Series Other 6420.FR Desktop.
We guarantee this memory will work in your machine for the life of your machine. Your Compaq Pavilion Desktop Series Other 6420.FR supports up to 256 MB in two slots and modules must be installed one at a time.