Found a sleeper at work collecting dust. i7-5820K with big cooler, 16 GB DDR4, 650W power supply. (Mind you I was currently using an old i3 SFF from 2007) : r/pcmasterrace
CM8064801548435 Intel Core i7-5820K SR20S Desktop CPU
6-core/12-thread Core i7 for $200, i7-5820K Revisited > Need or Want to Upgrade? | TechSpot