irratic GPU usage

[Dlooks1996]

my GPU spikes up and down from 0 to 100 % gpu usage does anyone know whats wrong

 

[maxalge]

my GPU spikes up and down from 0 to 100 % gpu usage does anyone know whats wrong

complete specs

 

[Dlooks1996]

my GPU spikes up and down from 0 to 100 % gpu usage does anyone know whats wrong

complete specs

i5 4590 OC to 4.1GHZ
XFX Rx 480 8gb
8gb ram
240ssd
500gb hdd
850w evga BQ modular PSU