The best memory upgrades for your Sony Vaio VGN-E/G/K Series VGN-K31 Notebook!
We've spent years amassing all the information we need to make sure you get the right memory for your Sony Vaio VGN-E/G/K Series VGN-K31 Notebook.
We guarantee this memory will work in your machine for the life of your machine. Your Sony Vaio VGN-E/G/K Series VGN-K31 supports up to 1024 MB in two slots and modules must be installed one at a time.