FREE TECH SUPPORT ON ALL OF OUR COMPUTERS FOR AS LONG AS YOU OWN THEM. ACTUAL RESULTS MAY DIFFER DUE TO DIFFERENT RAM CONFIGURATIONS THAN THOSE IN CHART. WINDOWS 10 INSTALLED AND ACTIVATED. 12 core gaming computer desktop pc tower quad core 16gb 3.9gz 1tb windows 10 our computers are ready to play right out of the box ethernet/wifi.