Question: is 2 gigabytes of ram good?
Answer: 2GB of RAM is the minimum system requirement for the 64-bit version of Windows 10. You might get away with less, but the chances are that it's going to make you yelling a lot of bad words at your system! ... Sure, the shortage of RAM is going to be a bottleneck on your system, but 2GB is enough to get some real work done.