Hi unknown1990, I think your hardware is more than sufficient. A short glimpse into the history: PV*SOL 3D in its current state is very aged. Many programming design decisions were not made for future computer hardware from that point of view.  Many things of this architecture are difficult or nearly impossible to change and we are at a point where the current 3D will be phased out. The only advice I can give at the moment is to simplify the projects as much as possible. I know that is no