The best memory upgrades for your Emachines X Series Desktop X40 140 DVD-A Desktop!
We've spent years amassing all the information we need to make sure you get the right memory for your Emachines X Series Desktop X40 140 DVD-A Desktop.
We guarantee this memory will work in your machine for the life of your machine. Your Emachines X Series Desktop X40 140 DVD-A supports up to 512 MB in two slots and modules must be installed one at a time.