First of all you can have an atmospheric game even without music, just have good soundfx.
Secondly it depends on the scale:
Terrible graphics are worse than terrible music, because you just turn off the music, but a great soundtrack has a bigger positive impact than great graphics. The graphics will also age and become less impressive over time, while good music may be timeless.
Secondly it depends on the scale:
Terrible graphics are worse than terrible music, because you just turn off the music, but a great soundtrack has a bigger positive impact than great graphics. The graphics will also age and become less impressive over time, while good music may be timeless.