I'm not really sure about the power supply, but it is 500W, But I'm trying to run the games on at least Medium Settings.
Also this is the HDD, but I cannot find the RPM of it:
http://www.amazon.com/Seagate-ST1000DM003-1CH162-306-CC49-1TB/dp/B00QJE8KJO
Also, when I play games likes dayz or most...