Need some advice for computer purchase. I am listening to HD audio for years on my work laptops (now Lenovo P1, Win10, Xeon 2.8GHz). I use foobar2000 and an RME DAC, HD650 headphones, A7X speakers. Now my company added so much safety software that I cannot listen any longer without annoying...

Hi,   After years of abstinence from HiFi music due to girl friend ---> immigration ---> wife ---> family, I finally bought a headphone (ATH-M50) and small amp (Icon mobile), and now I'm hooked again. I would like to upgrade, but since this can be very costly I would like to test hear...