Hello. I have a HP Compaq 6005 Pro SFF (2 GB RAM DDR3, 250 HDD Seagate). It's 5 years old, and it's starting to get slow, very slow. Here's how OS'es perform:
Ubuntu 18.10 lags everywhere, however the apps start quickly
Ubuntu 18.04 is like 18.10, just doesn't lag so much
Ubuntu 16.04 is...