Upgrade with Dark Rock 4 and remove HD Toshiba P300 2Tb and replace it with a ssd 860 evo 1tb Fantastic! Silent! Until 73° no noise, over a little bit Second step I remove front fan 120 of the cooler and temp are a bit higher , but still ok, and in benchmark are under 80°. Pics for you. And silentttttt, absolutly silentttttt!