Now, I need an idea what kind of caster you are. 
Your base Spirit
Your Base INT
Appx number of seconds you will be in combat for this analysis
Amount of Additional Spirit
VS Amount of Additional INT
Now lets compare.  Enter the amount of increased Spirit vs. the amount of increased INT you are considering
Some talents offer a % of manna regen during casting.  What % of your manna will be regenerating during casting time? (0 is normal)
When you get in a fight, how many of the spells you normally cast (heals & friendly included) are capable of critical hits.  Count ONLY the spells you normally use in a fight
Spirit Vs. Intelligence Analysis Note: if text overlaps, please change your browser text size to medium or less Read first: A Guide to Spirit and INT