It is probably Superfetch. As the system is new it is in the learning your habit phase and will be more active for now. Try disabling Superfetch to see if the disk activity stops. If it does stop then you know for sure.
Didn't say anything about getting a virus. I asked if your AV program or malware program was running a scan
Something is running and using I/O....look in task manager to see what it is
Well not what i can see, now its all good, but sometimes it goes crazy...
I want to factory restore my ASUS, how do i do it? i have Windows 8 and the F9 trick dont work...