Let’s set realistic expectations. Adding 4GB of RAM to an Intel Atom N455 will make it fast. The processor is the primary bottleneck. However, the upgrade does three things:
So, what can you do with an N455 + 4GB? You build a purpose-driven machine. intel atom n455 4gb ram
If you are stuck with an N455 machine and want it to run as fast as possible, don't just focus on the RAM. Follow these steps: Let’s set realistic expectations