Dude, I have a 5820K @4.25GHz and one plain old Gigabyte GTX 1080 and I do all sorts of 4K streaming, 4K screen recording (Bandicam), 4K gaming max graphics, music editing and photoshop with ZERO issues and no lag. I use 16GB of Corsair Vengeance LPX DDR4 @3GHz at stock timings. I overclocked...