Heshan Udugama :
Intel I3 2100
Intel DH67CL
4GB RAM
500W accurate power supply
500MB HardDisk.
complete make and model on the psu?
that i3 is not good enough to properly use a 1080, you would be better off instead upgrading to the best i5 your motherboard
supports, upgrade ram to 8 gb total, and add a gtx 1060 6gb