Like many things, gamers tend to overestimate just how much horsepower they need, even when it comes to RAM. Here's an article from last summer. How Much RAM? 4GB vs. 8GB vs. 16GB Performance For their game tests, they had Chrome open in the background consuming 2.2GB of RAM. They compared 4, 8, and 16GB of RAM and found virtually no difference. That said, I'm a hypocrite. I still bought 16GB of RAM around the time that this article came out.