Chayan4400 :
^^^^ Everything above is very true. What are your PC specs? We can select the right PSU for your needs if we know what components you have in your build.
Thank you for the help!
Here are my specs:
Intel Core i5 4690K
MSI B85M-E45, Socket-1150
16 GB DDR3 RAM (8x2)
1 TB HDD Western Digital
NVIDIA GeForce GTX 680
All this shall be wrapped inside a NZXT Noctis 450